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 Scotland E Areal series, starting in 1960 Last updated 01-Mar-2024 10:45 year jan feb mar apr may jun jul aug sep oct nov dec win spr sum aut ann 1960 20.8 21.5 9.7 3.5 1.7 0.0 0.0 0.1 0.9 0.5 10.8 21.1 --- 14.9 0.2 12.1 90.5 1961 20.3 8.9 4.3 5.2 2.5 0.4 0.1 0.1 0.0 1.0 13.1 22.1 50.4 12.0 0.6 14.1 78.1 1962 17.0 16.0 21.6 11.5 1.5 0.6 0.1 0.1 0.3 3.2 13.1 20.9 55.0 34.5 0.8 16.5 105.7 1963 27.1 27.0 11.4 6.6 2.4 0.0 0.0 0.1 0.4 1.1 10.4 15.9 75.0 20.4 0.1 12.0 102.5 1964 13.0 13.2 13.5 4.0 0.1 1.0 0.0 0.3 0.9 5.1 11.2 21.2 42.1 17.6 1.3 17.2 83.4 1965 21.3 15.8 19.8 10.3 2.5 0.2 0.1 0.1 0.2 2.8 17.3 21.3 58.3 32.5 0.5 20.3 111.7 1966 18.9 16.7 10.4 13.8 2.1 0.0 0.1 0.2 0.0 4.5 14.8 17.5 56.9 26.4 0.2 19.3 99.0 1967 15.1 11.4 10.5 8.7 4.2 0.1 0.0 0.1 0.1 3.5 11.6 15.0 43.9 23.4 0.2 15.2 80.2 1968 17.2 25.8 14.5 12.0 6.7 0.1 0.0 0.0 0.2 1.2 9.9 17.9 57.9 33.2 0.2 11.3 105.5 1969 14.4 23.6 24.0 13.4 2.1 0.3 0.0 0.1 0.6 0.5 21.4 20.2 56.0 39.5 0.4 22.5 120.6 1970 16.4 22.5 21.1 16.8 0.4 0.1 0.0 0.0 0.4 2.6 9.9 14.1 59.2 38.4 0.2 12.9 104.5 1971 13.9 11.5 15.4 8.2 2.2 0.3 0.0 0.0 0.9 5.7 14.4 6.4 39.5 25.8 0.3 21.0 78.9 1972 13.7 14.9 12.8 4.4 0.9 0.3 0.0 0.0 3.0 1.9 14.3 14.2 35.1 18.1 0.3 19.2 80.4 1973 14.1 16.1 14.8 11.3 3.4 0.3 0.1 0.3 0.3 7.1 14.5 16.8 44.4 29.5 0.6 21.9 98.9 1974 10.6 11.1 13.2 12.7 2.2 0.1 0.1 0.0 2.7 4.3 9.0 8.9 38.4 28.2 0.2 16.1 75.0 1975 15.6 15.5 19.6 9.0 5.0 1.5 0.0 0.1 2.0 2.4 10.9 11.2 39.9 33.5 1.6 15.3 92.7 1976 15.9 12.9 16.7 7.2 0.8 0.0 0.0 0.0 0.4 2.3 12.0 24.8 40.0 24.7 0.0 14.8 93.1 1977 20.3 18.3 8.4 10.5 5.3 0.7 0.0 0.5 0.9 0.5 13.0 9.7 63.4 24.2 1.2 14.4 88.0 1978 22.6 21.5 12.1 11.1 2.3 0.6 0.0 0.0 0.1 0.4 8.2 14.8 53.9 25.5 0.6 8.7 93.7 1979 26.7 23.3 21.3 9.2 8.5 0.0 0.0 0.0 1.7 1.4 13.0 15.7 64.9 39.1 0.1 16.2 121.0 1980 20.6 11.6 17.5 5.4 4.1 0.3 0.0 0.0 0.0 6.7 10.6 14.4 47.8 27.0 0.3 17.3 91.2 1981 19.0 19.4 12.6 11.9 3.3 0.4 0.0 0.0 0.2 10.4 9.0 25.8 52.7 27.8 0.5 19.7 112.1 1982 16.8 11.4 13.9 6.2 6.4 0.1 0.0 0.1 0.8 2.5 10.9 19.4 53.9 26.4 0.2 14.2 88.3 1983 11.4 23.2 10.7 14.4 1.0 0.4 0.0 0.0 0.8 4.4 9.1 11.6 53.9 26.1 0.4 14.3 86.9 1984 24.9 15.5 14.6 10.1 5.5 0.1 0.0 0.0 0.6 1.7 3.6 10.0 52.0 30.3 0.1 5.9 86.7 1985 23.6 18.5 17.5 7.4 2.2 0.6 0.0 0.0 0.1 2.6 20.6 11.3 52.1 27.1 0.6 23.3 104.3 1986 20.7 25.0 14.0 14.4 0.4 0.3 0.0 0.2 3.1 2.3 8.5 16.3 57.0 28.7 0.5 13.8 105.2 1987 23.1 18.0 20.5 4.3 2.2 0.3 0.0 0.0 0.6 6.7 6.1 12.1 57.4 26.9 0.3 13.4 93.8 1988 16.2 13.8 14.8 7.9 1.3 0.1 0.0 0.0 0.7 4.0 9.7 4.0 42.1 23.9 0.1 14.3 72.4 1989 5.2 12.8 12.6 11.0 1.3 0.7 0.0 0.0 0.7 1.2 8.4 20.3 22.0 25.0 0.8 10.3 74.4 1990 10.0 9.8 5.2 8.6 0.9 0.0 0.0 0.0 0.4 1.4 9.0 16.3 40.1 14.8 0.0 10.7 61.6 1991 21.5 20.7 10.1 7.5 1.7 1.0 0.0 0.0 1.3 1.3 11.4 16.1 58.5 19.4 1.0 13.9 92.6 1992 18.8 13.1 8.6 6.3 2.0 0.0 0.0 0.0 0.1 11.7 12.5 18.3 48.0 16.9 0.1 24.4 91.5 1993 14.8 7.9 11.8 4.4 2.7 0.0 0.0 0.0 2.3 9.3 17.0 21.2 41.0 19.0 0.0 28.6 91.5 1994 18.4 19.2 12.6 9.6 5.3 0.0 0.0 0.0 0.1 3.3 3.4 13.3 58.8 27.5 0.1 6.8 85.2 1995 20.5 13.9 19.8 8.2 6.9 0.1 0.0 0.0 0.8 1.2 8.4 19.3 47.7 34.9 0.1 10.4 99.1 1996 9.4 20.8 15.0 5.5 6.5 0.1 0.0 0.0 0.0 0.7 17.9 19.5 49.5 26.9 0.1 18.7 95.4 1997 22.4 11.9 6.5 6.0 4.5 0.1 0.0 0.0 0.7 5.7 2.7 9.7 53.8 17.0 0.2 9.1 70.3 1998 15.9 5.2 11.2 10.3 1.4 0.5 0.0 0.0 0.1 4.9 13.8 13.5 30.8 23.0 0.6 18.9 77.0 1999 13.1 15.7 10.2 6.6 1.0 0.1 0.0 0.2 0.1 1.3 7.7 20.8 42.3 17.8 0.3 9.1 76.9 2000 12.9 13.4 8.9 9.5 1.3 0.3 0.0 0.0 0.1 1.6 8.7 12.3 47.1 19.7 0.4 10.4 69.1 2001 20.2 19.5 17.8 7.9 2.8 0.4 0.0 0.0 0.0 0.0 8.5 20.5 52.0 28.5 0.4 8.6 97.7 2002 12.1 12.1 10.5 6.2 1.5 0.0 0.0 0.0 0.1 7.1 4.0 8.6 44.7 18.2 0.0 11.3 62.2 2003 16.3 18.1 11.5 4.5 0.6 0.0 0.0 0.0 0.5 6.4 6.3 15.7 43.0 16.6 0.0 13.3 80.0 2004 14.8 16.8 10.5 2.5 1.0 0.0 0.0 0.1 0.0 1.2 6.9 15.0 47.3 13.9 0.1 8.1 68.7 2005 11.3 14.1 9.9 5.4 3.7 0.3 0.0 0.0 0.0 0.5 13.1 13.5 40.3 19.0 0.3 13.6 71.7 2006 13.4 14.3 18.1 8.5 2.7 0.0 0.0 0.0 0.0 0.2 5.7 12.6 41.2 29.3 0.0 5.9 75.5 2007 11.1 11.6 9.5 2.9 1.4 0.1 0.0 0.0 0.9 2.1 6.6 17.6 35.3 13.8 0.1 9.6 63.8 2008 15.7 13.4 15.2 9.5 1.0 0.1 0.0 0.0 0.0 5.2 11.5 18.9 46.7 25.6 0.1 16.7 90.3 2009 21.2 13.8 10.3 3.8 1.7 0.4 0.0 0.0 0.0 1.7 7.0 23.9 53.9 15.7 0.4 8.7 83.7 2010 22.4 22.2 14.1 6.7 5.4 0.0 0.0 0.0 0.6 3.3 15.5 26.1 68.4 26.2 0.0 19.4 116.2 2011 20.9 13.1 12.4 2.1 2.5 0.1 0.0 0.0 0.0 0.8 3.2 18.1 60.1 17.0 0.1 3.9 73.2 2012 16.5 11.9 5.8 10.4 5.4 0.5 0.0 0.2 1.2 7.9 12.0 16.3 46.5 21.6 0.7 21.1 88.0 2013 17.1 20.3 23.8 11.9 2.7 0.1 0.0 0.0 0.3 1.0 15.6 9.0 53.7 38.5 0.1 16.9 101.9 2014 11.0 9.6 8.8 3.5 1.3 0.0 0.0 0.2 0.0 0.7 3.1 18.5 29.7 13.6 0.2 3.9 56.7 2015 18.5 16.1 12.6 9.1 4.2 0.5 0.0 0.0 0.0 1.4 5.6 8.7 53.1 25.9 0.5 7.0 76.8 2016 16.8 19.5 12.2 11.0 1.3 0.0 0.0 0.1 0.0 1.5 15.8 7.7 45.0 24.5 0.1 17.3 85.8 2017 17.6 11.2 11.2 5.2 1.0 0.1 0.0 0.0 0.1 1.3 12.7 18.7 36.5 17.5 0.1 14.1 79.2 2018 17.3 21.7 19.2 6.2 1.5 0.0 0.0 0.0 0.3 5.3 3.8 12.1 57.7 26.9 0.0 9.4 87.4 2019 19.3 10.1 9.0 6.6 3.4 0.0 0.0 0.0 0.1 5.8 12.4 12.3 41.4 19.0 0.0 18.3 79.0 2020 9.9 15.0 12.8 6.9 4.4 0.1 0.0 0.0 0.8 0.6 5.4 13.1 37.2 24.2 0.1 6.9 69.2 2021 25.2 12.8 7.8 18.6 4.9 0.1 0.0 0.0 0.1 1.0 5.4 15.9 51.0 31.3 0.1 6.5 91.8 2022 10.7 12.4 13.0 7.8 0.0 0.0 0.0 0.0 0.1 0.8 5.1 18.9 39.1 20.9 0.0 6.0 68.9 2023 14.9 7.8 14.0 7.4 0.3 0.1 0.0 0.0 0.1 3.9 11.5 12.6 41.6 21.7 0.1 15.5 72.5 2024 17.3 10.8 40.7