Past extremes and averages

Today is 14-December
The following are statistics for the five-day period 12-December to 16-December
Lowest since 1908 (1956 for sunshine) Lower 5th percentile Average 1991-2020 Upper 95th percentile Highest since 1908 (1956 for sunshine)
MSL pressure (mb) 974.3on 1934-12-15989.61016.81038.21043.0on 1946-12-16
Daily maximum temperature (C) -2.0on 1991-12-143.88.313.514.6on 2015-12-16
Daily minimum temperature (C) -13.4on 1981-12-13-4.12.18.411.9on 1998-12-15
Daily mean temperature (C) -4.6on 1981-12-120.65.210.813.2on 1998-12-15
Daily rainfall (mm) 0.00.02.111.128.7on 2011-12-12
Daily sunshine (h) 0.00.01.35.06.3on 1980-12-16


The following are statistics for the period 11-December to 20-December
Lowest since 1908 (1956 for sunshine) Lower 5th percentile Average 1991-2020 Upper 95th percentile Highest since 1908 (1956 for sunshine)
MSL pressure (mb) 966.1on 1989-12-17992.31016.61038.21043.0on 1946-12-16
Daily maximum temperature (C) -2.8on 1938-12-202.88.213.515.5on 2015-12-19
Daily minimum temperature (C) -13.4on 1981-12-13-4.12.19.311.9on 1998-12-15
Daily mean temperature (C) -4.6on 1981-12-12-0.35.211.213.6on 2015-12-19
Daily rainfall (mm) 0.00.02.210.835.8on 1989-12-20
Daily sunshine (h) 0.00.01.45.26.9on 1986-12-20

The following are statistics for daily observations in the month of December
Lowest since 1908 (1956 for sunshine) Lower 5th percentile Average 1991-2020 Upper 95th percentile Highest since 1908 (1956 for sunshine)
MSL pressure (mb) 966.0on 1954-12-09991.01015.61037.21045.2on 2006-12-22
Daily maximum temperature (C) -5.0on 1908-12-292.18.413.415.8on 1985-12-02
Daily minimum temperature (C) -13.4on 1981-12-13-4.02.59.112.8on 2015-12-27
Daily mean temperature (C) -5.3on 1908-12-30-0.65.510.913.6on 2015-12-27
Daily rainfall (mm) 0.00.0month total: 64.810.243.2on 1954-12-08
Daily sunshine (h) 0.00.0month total: 45.35.37.1on 1976-12-04

The coldest years this month since 1908 : 0.7 C 2010 ; 0.8 C 1981 ; 1.6 C 1933
The warmest years this month since 1908 : 10.8 C 2015 ; 8.5 C 1934 ; 8.1 C 1974
The driest years this month since 1908 : 9.9 mm 1988 ; 10.5 mm 1926 ; 12.3 mm 1991
The wettest years this month since 1908 : 165.4 mm 1934 ; 151.2 mm 1914 ; 150.7 mm 1989
The dullest years this month since 1956 : 7.8 h 1956 ; 12.8 h 2024 ; 13.1 h 2023
The sunniest years this month since 1956 : 74.6 h 2001 ; 73.3 h 1962 ; 72.5 h 1961
Statistics relating to the current month/year can be found here.


The following are statistics for daily observations in the season of Winter
Lowest since 1908 (1956 for sunshine) Lower 5th percentile Average 1991-2020 Upper 95th percentile Highest since 1908 (1956 for sunshine)
MSL pressure (mb) 962.4on 1989-02-25991.81016.21036.91049.5on 1932-01-26
Daily maximum temperature (C) -6.8on 1987-01-122.28.313.019.5on 2019-02-26
Daily minimum temperature (C) -14.5on 1982-01-14-3.82.38.412.8on 2015-12-27
Daily mean temperature (C) -8.9on 1963-01-24-0.35.310.314.1on 2024-02-15
Daily rainfall (mm) 0.00.0season total: 173.89.643.2on 1954-12-08
Daily sunshine (h) 0.00.0season total: 178.06.79.6on 2022-02-27

The coldest years this season since 1908 : 0.3 C 1963 ; 2.0 C 2010 ; 2.1 C 1940
The warmest years this season since 1908 : 6.9 C 2024 ; 6.8 C 2015 ; 6.7 C 1974
The driest years this season since 1908 : 54.6 mm 1963 ; 62.9 mm 1987 ; 67.0 mm 1932
The wettest years this season since 1908 : 313.9 mm 1915 ; 310.2 mm 2014 ; 291.3 mm 1995
The dullest years this season since 1957 : 113.7 h 1966 ; 117.9 h 2010 ; 121.0 h 1958
The sunniest years this season since 1957 : 244.4 h 2008 ; 232.6 h 2001 ; 231.0 h 2003
Statistics relating to the current month/season can be found here.

Note that highest and lowest value dates shown are the earliest dates that such an extreme was recorded. The value noted may have occurred on several dates, especially the sunshine extremes.
A description of the climate and weather of Reading this month can be seen here, while the weather on this date last year can be seen here.
Recent climatological observations made at 0900 GMT can be seen here with continuous automatic weather station information here.