Areal values from HadUK-Grid 1km gridded climate data from land surface network Source: Met Office National Climate Information Centre Monthly, seasonal and annual number of days in the month with air frost (minimum temperature below zero) for East Anglia Areal series, starting in 1960 Last updated 01-Mar-2024 10:46 year jan feb mar apr may jun jul aug sep oct nov dec win spr sum aut ann 1960 14.1 12.3 3.3 2.4 0.3 0.0 0.0 0.0 0.0 0.4 1.5 9.9 --- 6.0 0.0 1.9 44.1 1961 10.2 0.8 4.9 0.2 0.3 0.0 0.0 0.0 0.0 1.1 7.0 18.5 20.9 5.4 0.0 8.2 43.1 1962 9.7 11.8 20.3 1.5 1.2 1.3 0.0 0.0 0.0 0.9 9.5 21.7 39.9 23.0 1.3 10.4 77.8 1963 28.9 27.1 7.5 2.2 0.1 0.0 0.0 0.0 0.0 0.0 2.3 16.8 77.7 9.8 0.0 2.3 84.9 1964 17.4 8.8 9.9 1.5 0.0 0.0 0.0 0.0 0.0 1.8 4.6 16.6 43.0 11.4 0.0 6.4 60.6 1965 15.5 12.5 11.2 1.9 0.1 0.0 0.0 0.0 0.0 0.7 12.6 9.2 44.6 13.2 0.0 13.3 63.7 1966 16.0 6.2 6.9 1.9 0.0 0.0 0.0 0.0 0.0 0.1 5.9 8.3 31.5 8.9 0.0 6.0 45.5 1967 11.4 8.0 1.9 3.6 1.0 0.0 0.0 0.0 0.0 0.0 8.0 13.2 27.8 6.5 0.0 8.0 47.2 1968 14.4 17.8 5.4 8.2 0.1 0.0 0.0 0.0 0.0 0.0 3.3 13.3 45.4 13.7 0.0 3.3 62.6 1969 8.2 19.7 11.0 6.0 0.0 0.0 0.0 0.0 0.6 0.0 8.0 11.8 41.2 17.1 0.0 8.7 65.5 1970 10.8 15.0 16.3 7.2 0.0 0.0 0.0 0.0 0.0 0.3 2.2 12.5 37.6 23.5 0.0 2.5 64.4 1971 8.2 8.5 10.7 3.1 1.4 0.0 0.0 0.0 0.0 0.7 9.6 3.8 29.2 15.2 0.0 10.3 46.0 1972 11.5 6.3 5.8 0.4 0.0 0.0 0.0 0.0 0.0 0.3 7.0 5.0 21.5 6.2 0.0 7.4 36.3 1973 9.6 13.8 9.1 3.8 0.2 0.0 0.0 0.0 0.0 1.6 10.9 10.2 28.4 13.0 0.0 12.5 59.1 1974 4.5 4.8 5.0 1.5 1.2 0.0 0.0 0.0 0.0 0.5 2.8 0.9 19.5 7.7 0.0 3.4 21.2 1975 2.5 9.8 7.8 4.8 0.2 0.0 0.0 0.0 0.0 0.0 9.1 11.6 13.2 12.8 0.0 9.2 45.8 1976 9.3 9.4 12.2 3.0 0.1 0.0 0.0 0.0 0.0 0.0 4.7 18.0 30.3 15.2 0.0 4.7 56.7 1977 13.8 5.8 5.3 6.1 0.4 0.0 0.0 0.0 0.0 0.0 5.1 1.2 37.7 11.8 0.0 5.2 37.9 1978 13.7 15.5 5.1 6.3 0.0 0.0 0.0 0.0 0.0 0.0 5.3 10.6 30.4 11.4 0.0 5.3 56.5 1979 25.8 21.7 7.7 3.4 3.4 0.0 0.0 0.0 0.0 0.8 7.5 5.4 58.1 14.4 0.0 8.3 75.6 1980 16.0 6.0 7.3 2.5 1.2 0.0 0.0 0.0 0.0 2.2 6.0 9.3 27.4 11.0 0.0 8.3 50.5 1981 12.9 18.4 3.3 3.3 2.0 0.0 0.0 0.0 0.0 1.4 1.8 21.4 40.7 8.6 0.0 3.3 64.7 1982 15.4 8.1 6.7 3.1 1.0 0.0 0.0 0.0 0.0 0.2 3.5 13.6 44.8 10.8 0.0 3.8 51.6 1983 3.7 18.8 3.5 4.4 0.0 0.0 0.0 0.0 0.0 2.7 5.0 9.1 36.1 7.9 0.0 7.7 47.2 1984 12.3 10.1 5.3 7.1 0.6 0.0 0.0 0.0 0.0 0.8 0.0 9.9 31.5 12.9 0.0 0.9 46.2 1985 24.2 15.2 12.8 2.7 0.0 0.0 0.0 0.0 0.0 0.2 13.3 4.6 49.3 15.6 0.0 13.5 73.1 1986 12.7 24.2 9.2 3.7 0.0 0.0 0.0 0.0 0.1 0.2 0.9 5.3 41.5 12.9 0.0 1.2 56.3 1987 20.7 14.3 16.3 0.3 0.0 0.0 0.0 0.0 0.0 1.5 2.5 5.4 40.3 16.6 0.0 4.1 61.0 1988 7.8 7.6 4.7 4.6 0.0 0.0 0.0 0.0 0.0 1.5 13.8 1.2 20.8 9.3 0.0 15.3 41.2 1989 7.1 6.3 2.2 2.6 0.0 0.0 0.0 0.0 0.0 0.0 7.7 6.6 14.6 4.8 0.0 7.7 32.5 1990 1.3 1.6 3.2 5.7 0.3 0.0 0.0 0.0 0.0 0.1 2.3 6.8 9.5 9.2 0.0 2.4 21.3 1991 10.0 18.8 3.7 3.7 0.9 0.0 0.0 0.0 0.0 0.5 5.8 12.9 35.6 8.3 0.0 6.3 56.4 1992 11.9 9.7 0.9 2.1 0.0 0.0 0.0 0.0 0.0 2.6 1.5 12.5 34.5 3.0 0.0 4.0 41.1 1993 5.8 4.3 8.9 0.4 0.0 0.0 0.0 0.0 0.0 3.8 10.1 4.4 22.6 9.3 0.0 14.0 37.9 1994 7.9 13.6 1.6 1.2 0.1 0.0 0.0 0.0 0.0 0.2 0.6 9.0 25.9 2.9 0.0 0.8 34.3 1995 9.3 2.7 12.1 3.7 0.8 0.0 0.0 0.0 0.0 0.5 4.3 15.5 21.0 16.6 0.0 4.8 48.9 1996 7.4 18.8 9.4 6.1 3.4 0.0 0.0 0.0 0.0 0.0 11.4 13.9 41.7 18.9 0.0 11.5 70.5 1997 19.7 5.4 1.6 3.9 0.9 0.0 0.0 0.0 0.0 5.3 4.3 4.9 38.9 6.4 0.0 9.6 45.9 1998 7.0 5.6 3.6 2.3 0.1 0.0 0.0 0.0 0.0 0.6 7.5 8.5 17.5 6.0 0.0 8.0 35.2 1999 5.3 9.0 1.9 3.2 0.0 0.0 0.0 0.0 0.0 0.1 1.1 10.2 22.9 5.1 0.0 1.1 30.7 2000 9.1 5.8 3.5 3.5 0.0 0.0 0.0 0.0 0.0 0.0 1.7 7.3 25.1 6.9 0.0 1.7 30.9 2001 13.3 12.1 6.9 1.5 0.1 0.0 0.0 0.0 0.0 0.0 4.2 16.8 32.8 8.5 0.0 4.2 54.9 2002 8.3 4.1 4.4 1.5 0.0 0.0 0.0 0.0 0.0 1.1 0.4 3.9 29.2 6.0 0.0 1.5 23.8 2003 12.0 14.1 8.0 4.5 0.0 0.0 0.0 0.0 0.1 2.8 2.1 10.7 29.9 12.6 0.0 4.9 54.2 2004 8.9 10.2 4.4 0.5 0.0 0.0 0.0 0.0 0.0 0.0 3.8 9.4 29.8 4.9 0.0 3.9 37.3 2005 4.3 10.8 7.9 1.3 0.4 0.0 0.0 0.0 0.0 0.0 10.0 12.7 24.5 9.6 0.0 10.0 47.5 2006 8.5 8.0 12.3 3.7 0.0 0.0 0.0 0.0 0.0 0.0 3.0 7.0 29.2 16.0 0.0 3.0 42.5 2007 4.3 8.3 2.1 1.0 0.0 0.0 0.0 0.0 0.0 0.6 5.2 10.3 19.5 3.1 0.0 5.8 31.7 2008 1.0 13.3 5.2 4.9 0.1 0.0 0.0 0.0 0.0 3.3 4.5 13.0 24.6 10.2 0.0 7.8 45.3 2009 14.7 12.3 7.2 0.3 0.0 0.0 0.0 0.0 0.0 0.1 0.1 14.1 39.9 7.4 0.0 0.1 48.6 2010 16.0 15.8 8.3 2.8 1.7 0.0 0.0 0.0 0.0 1.4 9.4 23.9 46.0 12.8 0.0 10.7 79.2 2011 9.9 2.6 6.0 0.1 0.7 0.0 0.0 0.0 0.0 0.5 1.2 5.2 36.4 6.9 0.0 1.6 26.2 2012 9.2 14.1 3.1 3.9 0.1 0.0 0.0 0.0 0.0 0.6 3.5 10.0 28.5 7.1 0.0 4.1 44.4 2013 16.2 11.9 16.8 9.1 1.2 0.0 0.0 0.0 0.0 0.0 2.8 2.9 38.1 27.1 0.0 2.8 60.9 2014 5.0 0.4 5.2 0.8 0.3 0.0 0.0 0.0 0.0 0.0 2.4 10.5 8.4 6.4 0.0 2.4 24.8 2015 12.9 9.6 4.8 1.3 0.4 0.0 0.0 0.0 0.0 0.0 2.3 0.0 33.0 6.5 0.0 2.3 31.3 2016 7.9 10.8 6.1 3.8 0.8 0.0 0.0 0.0 0.0 0.0 4.3 8.1 18.8 10.6 0.0 4.3 41.8 2017 16.1 2.0 0.1 2.3 0.1 0.0 0.0 0.0 0.0 0.0 4.5 11.3 26.2 2.5 0.0 4.5 36.4 2018 6.8 16.1 9.4 0.0 0.0 0.0 0.0 0.0 0.0 1.1 1.1 3.4 34.2 9.4 0.0 2.3 37.9 2019 12.7 8.3 0.9 5.1 0.0 0.0 0.0 0.0 0.0 0.4 4.0 6.7 24.4 6.1 0.0 4.4 38.2 2020 3.4 3.4 4.3 1.3 1.2 0.0 0.0 0.0 0.0 0.0 3.5 8.5 13.6 6.8 0.0 3.5 25.6 2021 16.1 10.6 2.1 12.1 1.2 0.0 0.0 0.0 0.0 0.0 3.4 4.1 35.3 15.4 0.0 3.4 49.7 2022 13.2 2.4 2.5 4.6 0.0 0.0 0.0 0.0 0.0 0.0 0.2 11.7 19.7 7.1 0.0 0.2 34.6 2023 10.7 9.2 5.2 2.1 0.0 0.0 0.0 0.0 0.0 0.2 4.0 4.8 31.6 7.3 0.0 4.2 36.2 2024 8.9 2.3 15.9