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 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 19.1 20.2 9.3 3.0 1.4 0.0 0.0 0.1 0.9 0.6 8.8 18.5 --- 13.8 0.1 10.2 81.9 1961 18.6 8.1 3.8 5.6 2.3 0.4 0.0 0.0 0.0 0.7 11.2 21.1 45.2 11.7 0.5 11.9 71.8 1962 13.9 14.2 20.7 10.9 1.6 0.4 0.1 0.1 0.2 2.5 11.3 16.3 49.2 33.2 0.6 14.0 92.2 1963 25.7 25.7 10.2 6.6 2.1 0.0 0.0 0.0 0.3 0.9 10.0 14.8 67.7 18.9 0.1 11.2 96.4 1964 10.7 12.0 12.6 4.1 0.0 1.0 0.0 0.2 0.7 3.9 8.0 18.3 37.6 16.7 1.3 12.6 71.7 1965 19.7 14.4 17.6 7.9 2.2 0.1 0.1 0.1 0.1 1.8 16.1 18.0 52.4 27.8 0.3 18.0 98.1 1966 18.1 15.4 9.4 13.2 1.7 0.0 0.1 0.1 0.0 3.5 13.0 15.0 51.5 24.3 0.2 16.5 89.5 1967 12.6 9.0 9.9 8.4 4.1 0.0 0.0 0.1 0.0 3.2 8.5 13.8 36.6 22.3 0.1 11.8 69.6 1968 15.1 24.4 13.3 10.8 6.1 0.1 0.0 0.0 0.1 0.7 9.9 17.5 53.3 30.2 0.1 10.7 98.0 1969 12.1 22.6 21.9 11.2 2.0 0.4 0.0 0.1 0.5 0.4 19.3 16.9 52.2 35.1 0.4 20.2 107.3 1970 15.0 21.5 19.9 14.6 0.3 0.1 0.0 0.0 0.2 2.1 8.0 12.8 53.4 34.8 0.1 10.2 94.4 1971 11.6 9.7 12.9 6.9 1.6 0.2 0.0 0.0 0.7 4.0 12.4 5.9 34.0 21.4 0.2 17.2 65.9 1972 13.3 13.5 11.7 4.0 0.7 0.2 0.0 0.0 2.0 1.7 12.0 11.7 32.7 16.4 0.2 15.7 70.9 1973 11.5 14.6 12.0 10.6 2.9 0.2 0.1 0.2 0.2 6.9 12.2 15.1 37.9 25.5 0.5 19.3 86.5 1974 8.9 9.5 12.4 9.2 2.0 0.1 0.0 0.0 2.2 3.2 7.3 7.5 33.4 23.6 0.2 12.7 62.2 1975 13.9 13.0 17.8 8.5 4.3 1.2 0.0 0.0 1.6 2.0 8.4 8.8 34.3 30.6 1.2 12.1 79.5 1976 14.4 12.0 14.0 6.0 1.0 0.0 0.0 0.0 0.4 1.6 8.8 22.2 35.3 20.9 0.0 10.7 80.3 1977 18.4 16.2 7.3 9.7 4.5 0.6 0.0 0.3 0.6 0.3 12.0 9.0 56.8 21.6 0.8 13.0 79.1 1978 20.6 19.3 10.6 10.2 1.8 0.5 0.0 0.0 0.0 0.3 7.4 13.0 48.8 22.6 0.6 7.8 83.7 1979 25.9 21.7 20.7 7.9 8.2 0.0 0.0 0.0 1.2 0.8 11.3 14.2 60.6 36.8 0.0 13.3 112.0 1980 18.4 10.7 16.1 4.3 3.0 0.2 0.0 0.0 0.0 5.4 10.0 12.7 43.3 23.3 0.2 15.4 80.8 1981 17.1 17.0 11.6 10.9 2.9 0.3 0.0 0.0 0.2 8.4 6.8 23.9 46.8 25.4 0.3 15.4 99.2 1982 14.6 10.1 11.9 5.5 5.9 0.0 0.0 0.1 0.3 1.6 9.3 17.1 48.6 23.3 0.1 11.2 76.5 1983 10.1 21.4 9.6 14.2 1.2 0.2 0.0 0.0 0.5 3.4 7.3 10.2 48.6 25.0 0.2 11.2 78.1 1984 23.5 12.6 13.4 8.2 4.2 0.1 0.0 0.0 0.6 1.1 3.9 8.9 46.3 25.8 0.1 5.6 76.5 1985 23.9 15.8 15.9 6.4 2.1 0.6 0.0 0.0 0.1 2.0 19.5 10.8 48.6 24.3 0.6 21.7 97.1 1986 19.2 24.2 11.7 14.0 0.4 0.3 0.0 0.1 2.5 1.8 7.2 13.2 54.2 26.2 0.4 11.4 94.6 1987 20.9 17.0 19.0 4.0 2.2 0.2 0.0 0.0 0.3 5.6 5.7 12.2 51.0 25.3 0.3 11.6 87.1 1988 14.7 12.4 13.6 7.2 1.2 0.1 0.0 0.0 0.4 3.4 8.0 3.1 39.2 21.9 0.1 11.8 64.0 1989 4.2 11.4 11.1 10.5 1.5 0.7 0.0 0.0 0.7 0.7 7.6 18.1 18.8 23.0 0.7 9.1 66.5 1990 8.8 9.3 5.2 7.5 0.9 0.0 0.0 0.0 0.4 1.1 8.2 14.3 36.2 13.5 0.0 9.7 55.6 1991 18.6 19.6 8.4 5.7 1.6 1.1 0.0 0.0 1.2 0.9 9.6 11.5 52.5 15.6 1.1 11.7 78.2 1992 14.2 9.7 8.0 5.4 1.9 0.0 0.0 0.0 0.1 9.5 10.0 15.9 35.5 15.3 0.1 19.5 74.7 1993 13.0 6.3 10.5 3.5 2.7 0.0 0.0 0.0 1.7 7.8 13.9 18.9 35.3 16.7 0.0 23.4 78.4 1994 16.3 17.4 11.5 8.3 4.9 0.0 0.0 0.0 0.1 2.8 2.3 11.7 52.6 24.8 0.0 5.2 75.3 1995 18.2 12.8 18.6 7.0 6.4 0.1 0.0 0.0 0.6 0.7 6.8 19.6 42.7 32.0 0.1 8.2 91.0 1996 8.7 19.8 13.6 5.0 6.4 0.1 0.0 0.0 0.1 0.4 16.6 18.4 48.1 24.9 0.1 17.0 88.9 1997 19.3 10.7 5.2 5.4 3.9 0.2 0.0 0.0 0.6 4.7 2.1 9.2 48.5 14.5 0.2 7.4 61.3 1998 13.8 4.4 9.9 10.2 1.3 0.8 0.0 0.0 0.2 4.1 11.0 11.4 27.4 21.3 0.8 15.3 67.0 1999 11.5 13.9 9.4 6.2 0.6 0.2 0.0 0.2 0.0 0.9 6.2 17.8 36.9 16.2 0.4 7.2 67.1 2000 10.4 11.5 8.1 9.3 1.1 0.3 0.0 0.0 0.0 1.0 7.4 12.4 39.7 18.6 0.3 8.4 61.5 2001 18.9 16.8 17.2 7.5 2.4 0.4 0.0 0.0 0.0 0.0 6.8 18.1 48.1 27.0 0.4 6.9 88.1 2002 9.3 11.1 9.2 5.4 1.4 0.0 0.0 0.0 0.1 6.7 3.6 9.6 38.5 16.0 0.0 10.4 56.4 2003 15.7 16.3 9.2 3.3 1.0 0.0 0.0 0.0 0.3 6.6 4.8 14.1 41.6 13.5 0.0 11.7 71.4 2004 13.0 16.6 9.4 2.0 0.8 0.0 0.0 0.0 0.0 1.3 5.9 11.6 43.6 12.2 0.1 7.3 60.7 2005 9.5 13.4 9.5 4.8 3.4 0.2 0.0 0.0 0.1 0.5 11.3 11.6 34.5 17.7 0.2 11.9 64.3 2006 12.0 13.6 16.7 7.3 2.4 0.0 0.0 0.0 0.0 0.2 4.3 8.4 37.2 26.3 0.0 4.5 64.9 2007 9.2 9.6 8.6 2.5 1.5 0.1 0.0 0.0 1.0 1.2 5.3 14.2 27.2 12.7 0.1 7.5 53.3 2008 13.5 11.6 13.6 8.7 0.8 0.2 0.0 0.0 0.1 4.5 9.5 16.8 39.3 23.1 0.2 14.1 79.3 2009 16.7 12.7 9.1 3.0 1.2 0.4 0.0 0.0 0.0 1.4 6.0 22.2 46.3 13.2 0.4 7.4 72.6 2010 20.9 21.3 13.2 6.6 4.5 0.0 0.0 0.0 0.8 3.2 15.0 24.8 64.3 24.2 0.0 19.0 110.2 2011 17.6 10.6 11.0 1.2 1.5 0.2 0.0 0.0 0.0 0.6 2.6 14.9 53.0 13.7 0.2 3.2 60.3 2012 13.3 9.9 4.6 10.2 4.7 0.5 0.0 0.1 0.8 6.7 9.4 15.6 38.1 19.5 0.7 16.9 75.9 2013 14.5 18.2 21.5 11.8 2.7 0.1 0.0 0.0 0.2 0.9 11.8 7.0 48.2 36.0 0.1 12.9 88.7 2014 9.1 8.0 6.5 2.5 1.1 0.0 0.0 0.1 0.0 0.6 3.2 14.7 24.0 10.2 0.1 3.8 45.9 2015 16.0 13.5 11.0 7.6 3.6 0.5 0.0 0.0 0.0 1.2 4.9 7.3 44.1 22.2 0.5 6.1 65.6 2016 14.3 17.9 10.8 10.0 1.1 0.0 0.0 0.1 0.0 1.6 13.4 6.3 39.6 21.9 0.1 15.0 75.5 2017 14.6 10.3 9.8 4.3 1.0 0.2 0.0 0.0 0.0 1.0 9.9 16.2 31.1 15.2 0.2 10.9 67.4 2018 16.2 19.1 16.7 5.9 1.2 0.0 0.0 0.0 0.2 4.4 4.1 9.6 51.5 23.9 0.0 8.6 77.3 2019 17.2 8.6 7.4 5.2 4.0 0.0 0.0 0.0 0.0 5.1 12.7 10.0 35.4 16.6 0.0 17.8 70.2 2020 7.8 12.5 11.7 5.7 3.8 0.1 0.0 0.0 1.1 0.5 3.7 12.0 30.3 21.2 0.2 5.4 59.0 2021 23.0 12.1 6.9 16.6 4.5 0.2 0.0 0.0 0.1 0.8 4.6 13.0 47.2 28.1 0.2 5.5 81.9 2022 7.9 10.9 11.2 7.1 0.1 0.0 0.0 0.0 0.0 0.4 3.4 17.6 31.9 18.4 0.0 3.9 58.8 2023 13.3 7.1 13.8 6.4 0.4 0.1 0.0 0.0 0.1 2.5 10.8 12.4 38.0 20.6 0.1 13.4 66.8 2024 15.7 9.8 37.9