England_E_and_NE Days of Air Frost Areal series, starting from 1961 Allowances have been made for topographic, coastal and urban effects where relationships are found to exist. Seasons: Winter=Dec-Feb, Spring=Mar-May, Summer=June-Aug, Autumn=Sept-Nov. (Winter: Year refers to Jan/Feb). Values are ranked and displayed to 1 dp. Where values are equal, rankings are based in order of year descending. Data are provisional from December 2012 and Winter 2013. Last updated 01/05/2013. JAN Year FEB Year MAR Year APR Year MAY Year JUN Year JUL Year AUG Year SEP Year OCT Year NOV Year DEC Year WIN Year SPR Year SUM Year AUT Year ANN Year 25.9 1979 27.5 1963 20.0 1962 9.9 1968 4.9 1979 0.6 1962 0.1 1965 0.1 1977 1.3 1986 5.1 1993 14.5 1965 23.6 1981 73.6 1963 27.0 1970 0.6 1962 17.4 1993 86.8 1979 25.1 1963 23.7 1986 17.8 2013 9.6 1970 3.4 1996 0.4 1991 0.0 2012 0.1 1964 0.8 1972 4.9 1992 14.3 1985 22.7 2010 62.2 1979 24.4 1962 0.4 1991 15.4 1965 85.3 2010 23.2 1985 22.0 1979 17.2 1970 8.5 1984 2.7 2010 0.4 1975 0.0 2011 0.0 2012 0.7 1974 4.7 1997 13.3 1996 21.1 1962 51.4 2010 23.1 1969 0.4 1975 15.0 1985 82.2 1963 20.7 1987 21.0 1968 15.8 1987 7.6 1969 2.6 1984 0.3 1989 0.0 2010 0.0 2011 0.6 1979 4.6 1981 12.0 1993 20.6 1961 49.9 1968 22.1 1995 0.3 1989 15.0 1973 80.0 1985 18.9 1997 19.8 1983 15.0 1969 7.5 1990 2.4 1997 0.2 1977 0.0 2009 0.0 2010 0.4 1987 3.8 1983 12.0 1969 19.4 1976 48.9 1985 20.9 1979 0.3 1977 13.9 1971 79.6 1969 17.9 1980 19.8 1969 14.3 2006 7.3 1983 2.4 1995 0.2 1974 0.0 2008 0.0 2009 0.4 1975 3.4 1980 11.8 1973 18.0 1964 48.8 1982 19.8 1968 0.2 1974 13.6 1996 77.7 1962 17.7 2010 18.4 1996 14.3 1965 6.9 1978 2.4 1982 0.2 1971 0.0 2007 0.0 2008 0.3 1995 3.3 1964 11.6 1971 17.6 2001 47.6 1986 19.6 1965 0.2 1971 13.6 1988 76.0 1981 17.2 1991 18.1 1991 14.0 1995 6.7 2013 2.2 1975 0.1 2005 0.0 2006 0.0 2007 0.3 1993 3.1 1973 10.8 2005 16.2 2009 45.1 1965 19.1 1996 0.2 1969 12.4 1969 74.9 1965 17.2 1977 17.8 1978 13.2 1985 6.7 1989 2.1 1967 0.1 2001 0.0 2005 0.0 2006 0.3 1964 3.0 2008 10.8 1988 16.1 1995 44.9 1977 18.9 1975 0.2 1964 11.9 1962 73.9 1968 16.8 1984 17.5 2010 12.1 2001 6.4 1986 2.0 1971 0.1 1987 0.0 2004 0.0 2005 0.2 2012 2.7 2003 10.1 1962 15.6 1982 43.8 1991 18.6 1984 0.1 2012 11.1 2010 72.6 2001 16.5 1978 17.2 1981 11.8 1979 6.2 1996 1.9 2012 0.1 1985 0.0 2003 0.0 2004 0.2 2007 2.6 1988 9.7 2010 14.7 1969 43.6 1969 18.5 2006 0.1 2005 11.0 2005 72.3 1996 16.4 1965 16.8 1970 11.6 1976 6.2 1977 1.8 1980 0.1 1983 0.0 2002 0.0 2003 0.2 1991 2.5 2002 9.4 1967 14.5 1992 43.4 1970 17.6 2001 0.1 2001 10.7 1975 72.3 1970 16.0 1992 16.5 1985 11.1 1980 6.0 2008 1.8 1977 0.1 1981 0.0 2001 0.0 2002 0.2 1988 2.3 1987 9.0 1975 14.4 1978 43.2 1987 17.6 1987 0.1 1988 10.7 1972 68.2 1978 15.9 2001 16.2 2001 11.0 1975 5.8 1973 1.8 1968 0.1 1978 0.0 2000 0.0 2001 0.2 1983 2.2 1971 8.7 1972 14.4 1968 42.9 2001 17.1 1985 0.1 1987 10.4 1992 68.1 1986 15.7 1986 16.0 1994 10.2 1971 5.7 1995 1.7 1981 0.1 1973 0.0 1999 0.0 2000 0.2 1969 1.8 1998 8.2 1998 14.1 1967 42.0 1996 17.1 1971 0.1 1986 10.4 1983 67.7 1973 15.7 1982 15.8 2003 10.0 2010 5.6 1975 1.5 1973 0.1 1972 0.0 1998 0.0 1999 0.2 1963 1.8 1962 7.9 1976 14.0 2008 41.9 1981 16.7 1980 0.1 1985 10.4 1964 67.1 1987 15.3 1966 14.8 1987 10.0 1986 5.4 1974 1.4 1974 0.1 1969 0.0 1997 0.0 1998 0.1 2010 1.7 2007 7.7 1979 14.0 2003 41.3 1983 16.6 1986 0.1 1983 10.1 1998 65.7 1991 14.8 1981 14.3 2013 10.0 1964 5.2 1981 1.2 2005 0.1 1967 0.0 1996 0.0 1997 0.1 2005 1.7 1974 7.4 1966 13.9 1973 40.7 2011 16.6 1976 0.1 1982 9.9 1967 64.8 1964 14.8 1968 13.2 2012 9.5 1996 5.2 1966 1.1 2001 0.1 1964 0.0 1995 0.0 1996 0.1 2003 1.6 2012 6.8 1964 13.7 1996 40.6 2009 16.3 2010 0.1 1981 9.7 1980 64.6 1995 14.6 2013 13.1 2009 8.8 1973 5.1 2012 1.1 1987 0.1 1961 0.0 1994 0.0 1995 0.1 1997 1.5 1966 6.8 1961 13.2 1963 40.3 1962 16.2 1973 0.1 1978 9.4 1979 63.4 1976 14.5 1995 12.9 1973 8.7 1988 5.0 1988 1.0 1965 0.0 2012 0.0 1993 0.0 1994 0.1 1994 1.3 2010 6.7 1991 12.9 1999 40.0 2013 14.2 2008 0.1 1973 9.2 2008 61.2 2003 14.3 2011 12.7 1984 8.7 1963 4.8 2003 0.9 2011 0.0 2011 0.0 1992 0.0 1993 0.1 1990 1.3 1975 6.5 1989 12.7 1965 38.9 1966 14.0 1988 0.1 1972 8.9 1966 60.9 1982 13.6 1964 11.6 2008 8.5 2003 4.8 1976 0.8 2008 0.0 2010 0.0 1991 0.0 1992 0.1 1989 1.2 1972 6.5 1983 12.5 1991 38.8 1978 13.9 1974 0.1 1967 8.6 1981 60.6 1980 13.4 2009 11.1 2004 8.5 1993 4.8 1971 0.8 1994 0.0 2009 0.0 1990 0.0 1991 0.1 1984 1.1 1970 6.5 1977 11.6 2007 37.8 1964 13.8 1989 0.1 1966 8.4 1976 59.1 1984 12.4 1961 11.0 1964 8.1 1968 4.6 2000 0.8 1991 0.0 2008 0.0 1989 0.0 1990 0.1 1982 1.0 1995 6.3 1980 11.2 2012 37.7 1984 13.6 1982 0.1 1965 8.0 2012 58.2 1966 12.3 1967 10.9 1966 7.7 2011 4.6 1991 0.8 1962 0.0 2007 0.0 1988 0.0 1989 0.1 1977 1.0 1994 6.2 2008 11.0 1993 37.4 1994 13.5 2003 0.1 1961 7.6 1991 56.5 1971 11.9 1970 10.7 1965 7.5 1984 4.5 2002 0.7 1966 0.0 2006 0.0 1987 0.0 1988 0.1 1976 1.0 1982 6.1 2012 10.9 2005 37.2 1997 13.3 1977 0.0 2011 7.4 1974 56.3 1983 11.4 2003 10.2 1975 7.4 2008 4.3 2001 0.7 1963 0.0 2004 0.0 1986 0.0 1987 0.1 1973 1.0 1979 6.0 1978 10.8 2000 36.6 1992 13.0 1978 0.0 2010 7.4 1961 55.2 1975 11.1 1972 10.0 1962 7.4 2005 4.3 1998 0.7 1961 0.0 2003 0.0 1985 0.0 1986 0.1 1971 0.9 2000 5.8 2004 10.5 1998 34.4 2004 12.7 1966 0.0 2009 6.9 1997 54.5 1992 10.7 1976 9.7 1971 7.3 1982 4.2 1997 0.6 1993 0.0 2002 0.0 1984 0.0 1985 0.1 1970 0.9 1999 5.6 1992 10.3 1970 33.1 2002 12.4 1990 0.0 2008 6.8 1977 54.3 2008 10.5 1971 9.6 1999 7.2 1972 4.2 1965 0.6 1969 0.0 2000 0.0 1983 0.0 1984 0.1 1962 0.9 1986 5.2 1982 10.3 1966 33.0 1980 12.1 2005 0.0 2007 6.7 2003 53.9 1993 10.4 1994 9.6 1982 7.1 1974 4.1 1979 0.5 2004 0.0 1999 0.0 1982 0.0 1983 0.0 2011 0.9 1965 5.1 2001 10.2 2004 32.3 2003 12.0 1983 0.0 2006 6.7 1989 52.5 2012 10.0 2002 9.1 1988 6.8 1966 4.0 1999 0.5 1992 0.0 1998 0.0 1981 0.0 1982 0.0 2009 0.7 1991 5.1 1970 9.9 1980 30.7 1973 11.7 1981 0.0 2004 6.4 1978 52.4 1967 9.7 1973 9.0 2005 6.7 1989 4.0 1982 0.5 1985 0.0 1997 0.0 1980 0.0 1981 0.0 2008 0.7 1985 5.0 1995 9.2 1984 30.6 2012 11.7 1964 0.0 2003 6.3 1982 52.3 2009 9.7 1962 8.9 2006 6.4 2000 3.9 2006 0.4 2006 0.0 1996 0.0 1979 0.0 1980 0.0 2006 0.6 1984 5.0 1974 8.9 1989 30.5 1971 11.7 1963 0.0 2002 6.3 1970 50.4 1977 9.5 2012 8.3 1977 6.0 2002 3.8 1980 0.4 2002 0.0 1995 0.0 1978 0.0 1979 0.0 2004 0.6 1961 4.2 1990 8.7 1979 29.3 1993 11.3 2000 0.0 2000 6.2 1995 48.8 2005 9.4 1969 8.3 1976 5.8 2004 3.8 1967 0.4 1990 0.0 1994 0.0 1977 0.0 1978 0.0 2002 0.5 1967 4.2 1963 8.6 1975 29.3 1967 10.9 2002 0.0 1999 6.0 1987 48.8 1961 9.3 2004 8.2 1972 5.8 1978 3.7 1962 0.4 1989 0.0 1993 0.0 1976 0.0 1976 0.0 2001 0.4 2011 4.0 1981 8.5 1990 28.7 2006 10.7 2012 0.0 1998 5.9 2004 47.5 1972 8.9 2006 8.1 1992 5.6 2009 3.6 2010 0.4 1978 0.0 1992 0.0 1975 0.0 1975 0.0 2000 0.4 2009 3.9 2007 8.2 1985 28.4 2008 10.7 1993 0.0 1997 5.8 2007 47.2 1997 8.5 2000 8.0 2007 5.6 1998 3.5 2005 0.4 1972 0.0 1990 0.0 1974 0.0 1974 0.0 1999 0.4 1978 3.8 2003 8.1 1983 28.1 2000 10.3 1997 0.0 1996 5.2 2001 46.2 2006 8.3 1998 7.9 1989 5.2 1977 3.4 1994 0.3 2007 0.0 1988 0.0 1973 0.0 1973 0.0 1998 0.3 1996 3.5 1968 8.1 1972 28.1 1995 10.1 1998 0.0 1995 4.7 1963 46.0 1988 8.2 1993 7.1 1974 4.8 2007 3.4 1985 0.3 2000 0.0 1986 0.0 1972 0.0 1972 0.0 1996 0.3 1990 3.3 1987 8.0 1994 27.6 1976 9.9 1991 0.0 1994 4.5 1990 44.5 1994 7.5 1996 6.7 2000 4.8 1981 2.3 1963 0.3 1988 0.0 1984 0.0 1971 0.0 1971 0.0 1992 0.3 1976 2.7 2000 7.9 2011 27.5 1974 9.6 2011 0.0 1993 4.4 1986 43.9 1998 7.4 1988 6.7 1967 4.6 1991 2.2 1992 0.2 2009 0.0 1982 0.0 1970 0.0 1970 0.0 1985 0.3 1963 2.7 1999 7.9 1987 27.1 1999 9.3 1967 0.0 1992 3.8 2002 43.8 2004 7.0 1999 6.5 1993 4.5 1990 1.7 2009 0.2 2003 0.0 1980 0.0 1969 0.0 1969 0.0 1981 0.2 1989 2.5 2006 7.7 1986 24.9 2005 9.2 1972 0.0 1990 3.8 1968 42.5 1989 6.5 1975 6.3 1980 4.5 1983 1.7 1993 0.2 1998 0.0 1979 0.0 1968 0.0 1968 0.0 1980 0.2 1977 2.2 1997 7.3 2006 24.5 1988 7.5 2009 0.0 1984 3.6 2000 40.9 2000 6.5 1974 5.6 1995 3.7 1997 1.7 1964 0.2 1986 0.0 1976 0.0 1967 0.0 1967 0.0 1978 0.2 1969 2.1 1986 6.4 1997 24.4 1972 7.4 1999 0.0 1980 3.6 1999 40.6 1999 5.8 2005 5.5 2002 3.6 2012 1.6 1972 0.2 1983 0.0 1970 0.0 1966 0.0 1966 0.0 1968 0.2 1968 1.8 1994 5.2 2002 20.6 2007 7.3 2004 0.0 1979 2.9 1994 38.7 1974 5.8 1983 4.8 1998 3.4 1967 1.6 1961 0.2 1976 0.0 1968 0.0 1964 0.0 1965 0.0 1967 0.1 2005 1.7 2009 5.1 1971 20.3 1975 7.2 1994 0.0 1976 2.5 2006 37.4 2011 5.2 2008 4.6 1997 3.2 1999 1.3 2007 0.2 1970 0.0 1966 0.0 1963 0.0 1963 0.0 1966 0.1 2004 1.3 2011 4.5 1977 19.5 1998 6.5 2007 0.0 1970 2.1 2009 37.1 2007 5.2 2007 3.7 2011 3.2 1961 1.0 2004 0.1 1999 0.0 1965 0.0 1962 0.0 1962 0.0 1965 0.0 2006 1.2 2002 3.6 1974 16.7 1990 5.5 1961 0.0 1968 1.8 2011 35.2 2002 4.9 1989 3.7 1990 3.0 1994 0.9 2011 0.1 1964 0.0 1963 0.0 1961 0.0 1961 0.0 1961 0.0 2001 1.1 1984 1.8 1988 14.6 1989 5.4 1992 0.0 1963 1.7 1984 33.2 1990 4.1 1990 2.7 1961 2.7 1992 0.8 1987