The month so far - in the British Isles

The data below are for the month of Sep 2025.

 site -09GMT MSL Pressure- --Rainfall-- --Maximum Temp--- --Minimum Temp--- --Sunshine-- Mean Temp Rain -Sun Pres09                      
        mean   high    low  Total 12hMx  Mean  High   Low  Mean  High   Low  Total   Max Temp Anom             Anom                      
          mb     mb     mb     mm    mm     C     C     C     C     C     C     hr    hr    C    C    %    %     mb                      
03002 1003.2 1019.2  988.9   56.8  11.0  15.6  18.9  10.5  11.1  15.1   4.5              13.4 +2.0   61              Baltasound          
03005                                                                        127.1  10.9                 128         Lerwick             
03008 1002.5 1020.0  986.3   34.0   6.0  14.6  17.1  10.7  11.7  14.3   6.0              13.1 +1.7   44              Fair Isle           
03017 1002.3 1023.2  984.8                                 10.4  14.0   5.8  108.5  11.2                 101         Kirkwall            
03023 1001.4 1028.8  980.1                                 11.1  15.8   7.2                                          South Uist Range    
03026 1001.4 1027.1  977.1   63.0   8.0  15.2  18.5  11.8  10.2  14.7   4.7   65.3   7.7 12.7 +0.6   61   59   -9.8  Stornoway           
03031 1002.9 1027.4  984.3   92.8  28.0  14.6  19.7   9.9   7.5  13.3   0.6   58.0   7.6 11.0 +0.2   70   63         Loch Glascarnoch    
03034 1002.4 1027.8  981.8   71.4  16.0  16.2  22.7  12.2  10.8  16.6   7.4              13.5 +0.8   58              Aultbea             
03044 1002.4 1026.3  983.0   42.2   7.0  16.5  22.3  11.3   7.8  14.7  -1.3   82.3   9.5 12.1 +0.5   46   81         Altnaharra          
03062 1002.9 1026.5  984.3   31.2  13.0  17.7  22.9  12.5   8.4  14.9   2.0              13.1 +0.8   59              Tain Range          
03063 1003.4 1027.5  986.0                                                    58.1   6.9                  52         Aviemore            
03066 1003.1 1026.5  985.7                                  9.7  15.1   3.0   83.1   9.4                  67         Kinloss             
03068 1003.2 1026.3  985.7                                  9.7  15.2   4.3                                          Lossiemouth         
03075 1002.5 1024.1  985.0                                 10.6  14.5   4.6                                          Wick                
03080 1004.0 1026.3  985.1   42.2  11.0  17.0  20.6  11.4   7.3  14.5   0.3              12.1 +0.3   71              Aboyne              
03088 1004.3 1026.2  985.2   16.2   6.0  16.2  20.0  11.6   9.8  13.9   2.3              13.0                        Inverbervie         
03091                        54.8  22.0  17.1  20.7  11.7   9.9  14.8   4.9   96.9  11.0 13.5 +0.9   90   77         Aberdeen Dyce       
03171 1004.8 1027.8  986.3                                  9.5  14.9   3.1   97.1  10.1                  70         Leuchars            
03100 1002.8 1029.8  986.0  135.2  19.0  15.5  17.2  12.7  11.1  15.5   7.2   71.3   7.6 13.3 +0.5  130   54   -9.6  Tiree               
03105 1004.5 1030.8  989.8                                 10.7  16.1   2.2                                          Port Ellen          
03111 1004.5 1030.1  989.3   86.4  15.0  16.3  20.1  13.5  11.1  16.1   2.5              13.7                        Machrihanish        
03132 1005.7 1030.4  990.1                                 10.6  17.3   0.6                                          West Freugh         
03134 1004.9 1029.4  988.2   78.8   8.0  16.7  19.8  13.5   9.6  15.3   1.1   62.0  10.3 13.2 +0.3   72   53         Glasgow Bishopton   
03136 1005.1 1029.9  989.0                                 11.0  16.4   0.9   73.2   9.6                  61         Prestwick           
03144 1005.0 1028.5  987.1   65.6   9.0  17.0  19.8  13.7   9.1  15.1  -0.1              13.1 +0.5   95              Strathallan         
03153 1005.6 1029.6  989.5               15.7  18.4  13.4                                                            Dundrennan          
03155 1005.1 1029.4  988.3   67.0  10.0  15.3  19.2  11.3   9.1  15.1   0.6              12.2 +0.4   98              Drumalbin           
03158                        72.2  13.0  17.7  20.8  13.5   9.2  14.1   1.4   90.2   9.1 13.5 +0.7  120   65         Charterhall         
03162 1006.0 1029.3  988.8  163.2  31.0  15.6  18.3  12.6   8.3  12.8  -1.9   52.5   9.3 12.0 +0.6  124   52   -8.4  Eskdalemuir         
03166 1005.0 1028.6  987.5                                 10.0  15.9  -0.3   88.9   7.7                  71         Edinburgh Gogarbank 
03204 1006.5 1030.6  989.2                                 12.4  16.6   6.5   74.4  10.7                  51         Ronaldsway          
03210 1006.4 1030.2  989.9  137.6  14.0  15.7  18.7  12.8  11.4  17.2   4.3              13.6 +0.3  140              St Bees Head        
03212                       220.4  24.0  16.8  20.4  12.8                                           177              Keswick             
03214                       157.2  19.0  17.4  22.9  13.1  12.4  17.2   3.6              14.9                        Walney Island       
03220 1006.4 1030.2  989.4  149.2  16.0  17.3  21.5  13.5  11.0  16.8   1.0              14.2 +0.7  192              Carlisle            
03224 1006.3 1029.1  989.4                                  8.3  13.2   0.2                                          Spadeadam           
03225 1006.8 1029.6  990.3  237.4  24.0  15.5  20.2  10.9   8.9  15.7  -1.9   63.5   9.5 12.2 +0.6  181              Shap Fell           
03226 1006.8 1029.4  990.1  158.8  25.0  15.7  19.6  11.1   9.3  15.3  -0.8              12.5 +0.2  215              Warcop Range        
03230 1006.3 1028.6  988.6  119.6  18.0  16.2  19.5  12.5   7.4  13.2  -1.5              11.8 +0.3  176              Redesdale           
03238 1006.3 1028.3  989.0                                  9.2  14.7   1.7                                          Albermarle          
03240 1006.4 1028.3  987.9   65.8  10.0  17.5  20.9  13.3  10.2  14.6   5.2  101.0  11.3 13.8 +0.7  124   72         Boulmer             
03257 1007.8 1029.5  990.6   90.0  30.0  18.7  23.1  12.2  10.3  17.7   2.0   85.2   9.8 14.5 +0.9  158   64   -6.9  Leeming             
03265 1008.1 1029.8  990.8                                  9.6  16.5   0.9                                          Topcliffe           
03275 1007.2 1028.6  990.2                                                                                           Loftus              
03292 1008.1 1028.4  991.0   54.2  11.0  19.3  22.4  13.7  11.7  16.4   6.3              15.5 +1.3  107              Bridlington         
03344 1007.9 1029.8  990.3                                                                                           Bingley             
03346                       103.8  23.0                                                                              Emley Moor No.2     
03354                                                                         87.6   9.8                  64         Nottingham Wea Cen  
03377 1009.3 1029.3  990.8   58.2  11.0  19.6  25.5  14.4  11.2  15.8   4.7   99.4   8.7 15.4 +1.0  112   68   -6.0  Waddington          
03379 1009.5 1029.2  991.0                                                                                           Cranwell            
03382 1008.4 1028.9  990.8   93.4  21.0  19.5  23.7  13.9  11.1  16.4   5.2   95.9   9.5 15.3 +1.2  161   67         Leconfield          
03385 1009.1 1028.6  991.0               19.8  23.4  13.7  11.4  17.0   7.6              15.6                        Donna Nook          
03391 1009.7 1029.0  992.3                                                                                           Coningsby           
03392 1009.7 1028.1  991.4                                                                                           Wainfleet           
03302 1007.6 1030.3  989.8                                                    85.0   9.7                  56   -7.4  Valley              
03301 1007.8 1030.4  990.1  157.8  35.0  17.0  21.0  13.0  11.2  16.4   3.8              14.1                        Raf Mona            
03305 1008.0 1030.2  990.1  320.0  41.0  15.7  20.1  12.5  10.8  15.7   2.0              13.3 +0.6  155              Capel Curig         
03313 1007.9 1030.3  989.8  133.4  27.0  17.9  21.3  12.9  11.4  18.1   3.7              14.7 +0.6  183              Rhyl                
03316 1007.9 1030.3  990.0                                                                                           Crosby              
03318 1007.5 1030.2  990.0  123.2  27.0  17.8  22.0  13.5  12.4  17.6   1.4              15.1 +1.0  148              Blackpool           
03321 1008.4 1030.6  990.4   87.0  19.0  18.9  22.2  13.8  11.0  17.2   1.5   72.9  10.8 14.9 +0.8  140   51         Hawarden            
03405                                                                         73.7  10.1                  48         Aberdaron           
03409 1008.1 1030.4  990.1  204.8  29.0  16.4  20.7  13.8  10.4  17.2   1.3   40.5   6.5 13.4                        Bala                
03410 1008.3 1029.5  990.4  211.6  35.0  14.8  18.2  11.3   9.6  14.9   2.7   42.3   8.8 12.2 +0.0  175   36         Lake Vrynwy         
03503 1008.8 1030.2  991.3               18.0  21.7  15.2                                                            Trawscoed           
03604 1009.0 1030.0  991.8  158.2  27.0  17.5  21.0  14.2  12.9  17.5   5.7              15.2 +0.5  196              Milford Haven       
03605                                                      12.5  18.6   2.3                                          Pembrey Sands       
03716 1010.1 1029.5  993.3  136.2  20.0  18.6  22.8  15.9  13.0  18.1   5.0   77.3   8.8 15.8 +1.0  167   48         St Athan            
03330 1008.7 1029.4  990.6                                                                                           Leek Thorncliffe    
03414 1008.9 1030.3  990.7                                                    77.6   9.6                  58         Shawbury            
03520                        87.8  19.0                     9.4  15.7   0.6   79.3   9.0            149   53         Shobdon             
03522 1010.1 1030.4  991.7                                                                                           Hereford Credenhill 
03529 1010.4 1030.2  992.4   62.6  12.0  20.3  24.0  17.1  11.4  17.4  -0.2              15.9 +1.3  120              Pershore            
03544 1009.8 1029.2  991.8   50.6  13.0  19.1  23.8  15.1  11.3  17.2   2.2              15.2 +0.9   88              Church Lawford      
03647 1010.1 1028.6  992.9                                                                                           Little Rissington   
03649 1010.7 1028.8  993.9                                                   110.1   9.6                  73         Brize Norton        
03658 1011.1 1028.5  994.8   71.2  11.0  20.1  25.9  15.9  10.9  17.6   0.7              15.5 +1.3  143              Benson              
03462 1009.7 1028.6  991.6   45.6  12.0  20.2  27.0  15.0  10.9  16.5   6.3  112.6   9.6 15.6 +1.1   86   74         Wittering           
03469 1009.9 1028.4  991.7               20.6  27.1  15.4                                                            Holbeach            
03482 1010.6 1028.0  992.8                                                                                           Marham              
03488 1010.1 1027.5  992.5   36.4   9.0  20.5  25.4  14.3  12.2  17.2   8.3  121.1  10.7 16.3 +1.3   68              Weybourne           
03560                        49.4  11.0  20.2  26.9  15.0  11.2  17.4   6.3              15.7 +1.0   99              Bedford             
03590 1011.3 1026.6  994.8   33.2   7.0  20.3  24.9  15.5  11.5  17.2   5.8  119.3  10.2 15.9 +1.3   66   74         Wattisham           
03684 1011.2 1026.8  994.6   29.8   6.0  20.1  26.4  15.7  11.4  16.9   5.4              15.7 +1.0   61              Andrewsfield        
03693 1012.1 1026.3  996.4                                                   132.1  11.6                  81         Shoeburyness        
03707 1010.3 1029.6  992.9                                                                                           Chivenor            
03710 1010.3 1028.4  993.2  176.4  24.0  16.4  19.4  13.3  10.2  15.9   4.2   42.0   5.6 13.3 +0.2  162   31         Liscombe            
03740 1011.0 1029.0  994.1   51.6   7.0  18.7  23.6  15.2  11.3  17.4   4.3   90.1   9.2 15.0 +0.7   94   58   -5.3  Lyneham             
03743 1011.3 1028.2  995.3                                                                                           Larkhill            
03803 1010.8 1029.1  994.0                                                                                           Scilly/St. Marys    
03808                       121.2  12.0  17.4  20.5  14.3  12.5  17.2   6.7   77.5   7.8 15.0 +0.2  156   49         Camborne            
03809 1010.8 1028.8  993.5                                                                                           Culdrose RNAS       
03823                       127.8  14.0  16.9  19.4  14.0  11.2  16.3   5.2              14.0 +0.0  126              Cardinham           
03827 1011.2 1028.5  993.9  103.8  22.0  18.7  21.1  16.3  12.8  18.1   6.8              15.7 +0.7  144              Plymouth            
03840 1010.9 1028.6  994.0                                                                                           Dunkeswell          
03853 1011.2 1029.0  994.8                                                    94.4   9.2                  63         Yeovilton           
03857 1011.7 1027.7  995.7   62.6  13.0  18.3  20.2  15.9  14.6  17.8   8.5              16.4 +0.7  135              Isle of Portland    
03672 1011.5 1027.6  995.5                                                                                           Northolt            
03746 1011.4 1028.0  995.4                                                                                           Boscombe Down       
03749 1011.5 1027.9  995.6   72.2  16.0  19.4  24.8  15.4  11.4  16.8   6.0              15.4 +0.7  123              Middle Wallop       
03761                                                                        110.2   9.6                  70         Odiham              
03769                                                                        106.5   9.7                  68         Charlwood           
03770                        16.0   4.0                                                                              St James Park       
03772                                                                        113.9   9.8                  72         Heathrow            
03796 1012.8 1025.1  998.5               18.9  24.9  15.8  13.0  16.4   9.6              16.0                        Langdon Bay         
03797 1012.4 1025.2  998.1                                                   112.2  10.5                  65   -3.9  Manston             
03862 1011.8 1027.8  995.9   83.0  18.0  19.7  22.0  16.2  11.2  17.1   3.5  110.0  10.8 15.5 +0.9  120   67   -4.7  Bournemouth Hurn    
03866 1012.0 1026.5  996.8   58.4   9.0  18.5  22.2  16.7  14.6  18.0   7.9              16.5                        St Catherines Point 
03872 1012.1 1026.8  996.6   82.4  15.0  19.5  22.5  16.6  12.9  17.1   6.4              16.2 +0.8  134              Thorney Island      
03876 1012.4 1026.4  997.1   95.0  11.0  19.6  22.8  16.9  12.0  18.0   4.6              15.8 +0.9  161              Shoreham            
03882 1012.6 1025.7  998.2                                                    92.3   8.7                  58         Herstmonceux        
03894 1013.1 1025.9  997.6               18.7  22.8  13.9  14.0  18.2  10.6              16.3 +0.7             -4.9  Guernsey Airport    
03895                        65.2  11.0  19.6  23.9  14.8  13.8  17.5  10.6   96.4  10.7 16.7                        Jersey Airport      
03901 1004.7 1031.6  989.3   97.6  17.0  16.2  19.0  13.3   9.7  15.8   2.0   56.9   6.9 13.0                        Thomastown          
03904 1004.6 1031.6  990.0                                                                                           Castlederg          
03907 1004.4 1031.4  989.8   94.4  11.0  16.6  19.4  13.3  10.9  17.1   5.1   61.1   9.6 13.8                        Magilligan          
03911 1005.1 1031.5  990.1  136.6  22.0  14.6  17.2  10.9   9.2  14.7   2.1              11.9 -0.0  133              Lough Fea           
03915 1004.5 1030.8  989.7                                                                                           Port Glenone        
03916 1004.7 1031.0  990.1  104.0  19.0  15.2  18.1  12.2   9.9  15.0   6.7              12.6 +0.2  105              Ballypatrick Forest 
03917 1005.3 1031.4  989.8   71.8  13.0  16.5  18.9  12.7  10.6  16.4   3.2   61.3   8.3 13.6 +0.3  104   50   -8.7  Aldergrove          
03923 1005.1 1031.0  989.2                                                                                           Glennane            
03953 1008.0 1032.5  994.2  183.1  21.0  16.0  17.9  13.5  11.5  14.0   4.3              13.8 -0.3  146        -7.4  Valentia            
03955 1007.9 1032.0  992.0   95.5  19.0  16.4  18.6  13.9   9.9  14.0   4.6   83.9   8.5 13.1 -0.2  105   65   -7.6  Cork Airport        
03956 1007.8 1031.1  990.9  132.4  17.0                    11.2  15.8   5.8                                          Johnstown Castle    
03962 1007.0 1032.8  992.0  184.3  70.0  17.0  20.9  14.3  11.0  14.7   4.2   96.9  10.0 14.0 -0.2  238   82   -7.9  Shannon Airport     
03967 1006.5 1031.7  989.5   62.6  11.0  17.2  20.5  13.2   9.8  16.7   1.1   88.4   9.1 13.5 +0.3  101   71         Casement Aerodrome  
03969 1006.6 1031.7  989.6   78.0  13.0  17.0  20.0  13.2  10.6  16.3   3.1   78.7   9.9 13.8 +0.8  127   60   -8.2  Dublin Airport      
03973 1004.9 1032.0  990.4  154.8  19.0  15.3  19.0  12.4   9.2  13.3   4.8   52.9   6.8 12.3                        Connaught Airport   
03976 1004.5 1032.5  990.8   81.0  13.0  15.9  19.2  13.9  11.5  14.7   4.7              13.7 +0.0   79        -9.2  Belmullet           
03952 1008.0 1031.8  991.8   69.6  17.0  16.8  19.1  14.3  11.8  15.3   7.2              14.3                        Roches Point        
03970 1005.6 1032.5  991.0  117.1  18.0                                                                              Claremorris         
03971 1006.0 1032.0  989.4   72.8  17.0  16.6  19.4  13.0   9.6  15.8   1.2              13.1        96              Mullingar           
03978 1004.7 1032.0  990.4  151.5  22.0                    10.7  15.6   3.9                                          Finner              
03961 1007.4 1032.3  990.6   75.5  17.0  17.5  20.9  13.2  10.5  16.0   3.5              14.0                        Oak Park            
03966 1006.6 1032.6  990.3   94.4  15.0                                                                              Gurteen             
03963 1005.6 1032.6  992.2  102.9  20.0  15.9  17.7  13.9  12.0  14.1   6.0              13.9                        Mace Head           
03951 1008.4 1032.2  993.0  146.7  21.0  16.2  17.7  14.0  12.3  14.4   6.8              14.2                        Sherkin Island      
03980 1003.7 1031.0  988.4  110.2  13.0  15.9  17.9  12.1  11.4  16.3   8.4              13.7 +0.4  116        -9.4  Malin Head          
 site -09GMT MSL Pressure- --Rainfall-- --Maximum Temp--- --Minimum Temp--- --Sunshine-- Mean Temp Rain -Sun Pres                        
The data above are for the month of Sep 2025 ending at 18GMT on day 22.

Averages refer to the period 1991-2020 in all cases.

09GMT MSL Pressure (mb) : mean, highest and lowest MSL pressure at 0900GMT
Rainfall (mm) : total starting 0600GMT/1st, and greatest 12-hour fall ending 06GMT or 18GMT
Maximum Temperature (degC) : for the period 06-18GMT, mean, highest and lowest
Minimum Temperature (degC) : for the period 18-06GMT, mean, highest and lowest
Sunshine (h) : total and highest daily value
Mean Temperature (degC) : the average of the mean maximum and mean minimum
Temperature anomaly (degC) : the departure from the climatological average
Rainfall percentage (%) : the monthly total as a percentage of the climatological average
Sunshine percentage (%) : the monthly total as a percentage of the climatological average (an asterisk denotes site now uses a Kipp-Zonen instrument). This change was made to the tables on 27.08.2008. Climatological averages are for 30-years of pseudo-KZ observations in this case)
Pressure anomaly (mb) : the departure from the climatological average