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 England SW and S Wales 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 12.0 13.1 2.1 1.8 0.2 0.0 0.0 0.0 0.0 0.8 3.3 11.6 --- 4.0 0.0 4.0 44.6 1961 9.6 0.4 4.8 0.1 0.7 0.0 0.0 0.0 0.0 0.5 3.4 15.6 21.6 5.6 0.0 3.9 35.2 1962 6.4 9.0 19.9 1.7 0.4 0.1 0.0 0.0 0.1 0.8 7.4 15.5 31.0 22.0 0.1 8.3 61.4 1963 29.0 24.2 6.2 0.9 0.1 0.0 0.0 0.0 0.0 0.0 0.8 16.0 68.8 7.2 0.0 0.8 77.3 1964 10.1 9.4 9.2 2.9 0.0 0.0 0.0 0.0 0.0 1.4 3.5 14.2 35.5 12.1 0.0 4.9 50.7 1965 13.3 14.0 10.3 2.7 0.8 0.0 0.0 0.0 0.0 0.0 10.0 6.2 41.5 13.8 0.0 10.1 57.4 1966 12.2 4.1 3.2 3.1 0.0 0.0 0.0 0.0 0.0 1.0 4.8 2.6 22.6 6.3 0.0 5.8 31.1 1967 8.7 7.3 2.7 1.5 1.6 0.0 0.0 0.0 0.0 0.0 5.4 9.8 18.5 5.9 0.0 5.4 37.0 1968 8.6 19.4 6.4 8.6 0.6 0.0 0.0 0.0 0.0 0.0 4.7 12.0 37.9 15.6 0.0 4.7 60.4 1969 5.2 16.9 12.8 4.6 0.3 0.1 0.0 0.0 0.4 0.1 7.5 13.4 34.2 17.7 0.1 8.0 61.3 1970 9.1 13.1 13.5 7.4 0.0 0.0 0.0 0.0 0.0 0.3 1.4 13.0 35.6 20.9 0.0 1.7 57.8 1971 6.1 8.6 7.4 2.3 0.7 0.0 0.0 0.0 0.0 0.3 8.9 4.4 27.7 10.5 0.1 9.2 38.8 1972 8.3 3.1 4.9 0.4 0.1 0.0 0.0 0.0 0.0 1.2 7.0 3.1 15.8 5.3 0.0 8.2 28.0 1973 9.8 8.8 9.3 3.7 0.4 0.1 0.0 0.0 0.0 1.1 6.2 9.3 21.7 13.4 0.1 7.2 48.7 1974 3.3 4.9 8.1 2.6 0.6 0.0 0.0 0.0 0.2 1.1 0.6 0.9 17.5 11.3 0.0 1.8 22.1 1975 2.4 4.3 8.0 7.0 0.3 0.0 0.0 0.0 0.2 1.1 3.0 7.6 7.5 15.2 0.0 4.3 33.8 1976 7.1 10.2 10.0 4.3 0.6 0.0 0.0 0.0 0.0 0.1 3.5 15.4 24.9 14.9 0.0 3.6 51.2 1977 14.2 4.2 2.9 4.9 1.0 0.0 0.0 0.0 0.0 0.0 7.0 2.1 33.8 8.8 0.0 7.0 36.4 1978 9.0 13.7 4.5 6.1 0.0 0.0 0.0 0.0 0.0 0.1 4.5 10.3 24.8 10.6 0.0 4.6 48.2 1979 24.4 17.4 8.8 4.8 4.0 0.0 0.0 0.0 0.1 0.0 5.1 7.4 52.1 17.6 0.0 5.2 72.0 1980 18.8 2.8 6.7 2.1 0.4 0.0 0.0 0.0 0.0 0.5 7.1 7.9 29.0 9.1 0.0 7.6 46.2 1981 8.6 16.0 1.7 3.8 0.6 0.0 0.0 0.0 0.0 1.3 1.6 17.1 32.5 6.1 0.0 2.9 50.6 1982 10.4 7.0 4.0 2.4 2.3 0.0 0.0 0.0 0.0 0.3 3.8 9.1 34.5 8.7 0.0 4.1 39.4 1983 2.6 16.8 2.7 3.6 0.0 0.0 0.0 0.0 0.0 1.9 5.8 5.5 28.5 6.3 0.0 7.7 39.0 1984 9.6 10.1 7.8 6.1 1.1 0.0 0.0 0.0 0.0 0.4 1.8 6.7 25.3 15.0 0.0 2.2 43.5 1985 22.4 12.1 10.5 2.3 0.1 0.1 0.0 0.0 0.0 0.6 9.6 5.8 41.1 12.8 0.1 10.1 63.3 1986 9.7 24.4 6.6 7.1 0.0 0.0 0.0 0.0 0.2 0.3 1.4 5.3 39.9 13.7 0.0 1.9 55.0 1987 17.9 12.1 11.5 0.8 0.4 0.0 0.0 0.0 0.1 1.6 2.6 6.9 35.3 12.8 0.0 4.2 53.9 1988 2.9 6.5 3.9 3.7 0.1 0.0 0.0 0.0 0.0 1.2 9.9 1.3 16.3 7.7 0.0 11.1 29.6 1989 4.3 5.6 3.0 6.1 0.1 0.1 0.0 0.0 0.0 0.0 5.5 6.9 11.3 9.2 0.1 5.5 31.7 1990 2.1 0.6 2.9 5.9 0.0 0.0 0.0 0.0 0.0 0.1 4.2 10.6 9.6 8.9 0.0 4.3 26.5 1991 12.5 18.6 3.1 3.4 0.2 0.3 0.0 0.0 0.0 0.3 3.7 7.2 41.8 6.7 0.3 4.1 49.4 1992 15.0 6.5 1.7 2.1 0.1 0.0 0.0 0.0 0.0 3.2 1.0 10.6 28.6 4.0 0.0 4.2 40.2 1993 3.7 4.6 7.2 0.7 0.5 0.0 0.0 0.0 0.0 4.8 7.5 5.4 18.9 8.4 0.0 12.3 34.3 1994 5.8 9.6 1.3 2.7 0.2 0.0 0.0 0.0 0.0 0.9 0.1 4.1 20.7 4.1 0.0 1.0 24.5 1995 6.4 1.8 9.3 2.8 1.1 0.0 0.0 0.0 0.0 0.0 4.3 14.7 12.2 13.2 0.0 4.3 40.4 1996 7.9 16.9 7.5 4.5 2.5 0.0 0.0 0.0 0.0 0.0 8.3 15.2 39.6 14.4 0.0 8.4 62.8 1997 15.4 3.3 1.7 2.8 0.7 0.0 0.0 0.0 0.0 2.9 1.3 7.1 33.9 5.2 0.0 4.2 35.2 1998 9.2 3.8 1.4 3.6 0.1 0.0 0.0 0.0 0.0 0.5 3.6 8.2 20.1 5.0 0.0 4.1 30.3 1999 5.9 5.3 2.9 3.7 0.0 0.0 0.0 0.0 0.0 0.3 2.0 5.5 19.4 6.6 0.0 2.2 25.6 2000 10.3 3.4 3.3 3.2 0.0 0.0 0.0 0.0 0.0 0.1 1.1 7.0 19.2 6.5 0.0 1.2 28.3 2001 10.4 12.0 7.6 2.8 0.2 0.0 0.0 0.0 0.0 0.0 3.8 14.2 29.3 10.6 0.0 3.8 51.0 2002 5.2 3.8 3.0 1.9 0.0 0.0 0.0 0.0 0.0 1.2 0.2 4.7 23.2 5.0 0.0 1.4 20.1 2003 11.2 10.4 4.1 3.7 0.3 0.0 0.0 0.0 0.1 5.0 2.4 6.7 26.3 8.1 0.0 7.5 43.9 2004 7.5 11.1 7.2 0.8 0.1 0.0 0.0 0.0 0.0 0.0 2.0 6.0 25.3 8.0 0.0 2.0 34.6 2005 2.9 11.4 7.7 1.9 0.5 0.0 0.0 0.0 0.0 0.0 11.0 9.5 20.3 10.1 0.0 11.0 44.9 2006 11.1 11.3 9.7 3.9 0.0 0.0 0.0 0.0 0.0 0.0 3.9 5.0 31.9 13.7 0.0 3.9 44.9 2007 3.7 5.2 2.7 0.5 0.2 0.0 0.0 0.0 0.1 0.3 4.5 9.4 13.9 3.3 0.0 4.9 26.4 2008 2.1 8.4 4.0 5.4 0.0 0.0 0.0 0.0 0.0 1.4 2.9 14.2 19.9 9.4 0.0 4.3 38.4 2009 13.8 10.2 5.1 1.0 0.0 0.0 0.0 0.0 0.0 0.3 0.1 13.0 38.2 6.1 0.0 0.4 43.5 2010 19.1 11.9 11.6 2.7 1.1 0.0 0.0 0.0 0.1 2.2 8.4 23.8 43.9 15.3 0.0 10.7 80.7 2011 13.5 2.8 7.7 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.5 2.3 40.1 7.8 0.0 0.7 27.2 2012 6.4 11.5 1.6 3.9 0.1 0.0 0.0 0.0 0.0 1.2 3.7 7.8 20.2 5.6 0.0 4.8 36.2 2013 11.1 10.6 16.9 7.5 0.5 0.0 0.0 0.0 0.0 0.0 4.7 2.8 29.4 24.8 0.0 4.7 53.9 2014 3.8 1.0 2.8 0.2 0.0 0.0 0.0 0.0 0.0 0.0 2.0 7.9 7.6 3.0 0.0 2.0 17.8 2015 7.6 11.4 4.5 0.9 0.0 0.0 0.0 0.0 0.0 0.1 2.1 0.0 27.0 5.4 0.0 2.1 26.6 2016 5.4 8.3 6.2 3.8 0.2 0.0 0.0 0.0 0.0 0.0 4.5 6.2 13.6 10.2 0.0 4.6 34.6 2017 10.2 5.0 1.0 2.3 0.2 0.0 0.0 0.0 0.0 0.2 4.7 7.0 21.4 3.5 0.0 4.9 30.6 2018 5.8 13.5 8.8 0.9 0.4 0.0 0.0 0.0 0.2 3.2 2.8 1.9 26.3 10.1 0.0 6.1 37.3 2019 10.3 5.1 1.6 2.0 1.3 0.0 0.0 0.0 0.0 0.6 2.8 4.3 17.2 4.9 0.0 3.5 28.0 2020 4.6 1.6 4.2 2.0 1.5 0.0 0.0 0.0 0.0 0.0 2.4 5.8 10.4 7.7 0.0 2.4 22.1 2021 14.4 9.1 5.1 9.3 1.7 0.0 0.0 0.0 0.0 0.0 3.8 2.5 29.4 16.1 0.0 3.8 46.0 2022 9.7 1.6 2.4 4.4 0.0 0.0 0.0 0.0 0.0 0.0 0.4 12.5 13.8 6.8 0.0 0.5 31.1 2023 9.0 8.2 3.7 1.8 0.0 0.0 0.0 0.0 0.0 0.2 2.8 3.8 29.8 5.5 0.0 2.9 29.5 2024 11.5 2.1 17.4