| MEAN MONTHLY MAXIMUM AIR TEMPERATURE 1955 - ONWARDS | ||||||||||||||||||
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| YEAR | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | AVERAGE | WINTER | SPRING | SUMMER | AUTUMN | |
| 1955 | 4.8 | 3.4 | 6.4 | 13.6 | 12.9 | 17.1 | 22.9 | 23.5 | 19.2 | 13.3 | 9.2 | 6.8 | 12.8 | 4.1 | 11.0 | 21.2 | 13.9 | |
| 1956 | 6.2 | 2.9 | 9.2 | 10.9 | 18.5 | 17.4 | 19.1 | 16.7 | 16.4 | 12.6 | 8.2 | 7.0 | 12.1 | 5.3 | 12.9 | 17.7 | 12.4 | |
| 1957 | 7.1 | 6.8 | 12.0 | 12.5 | 14.8 | 24.8 | 20.1 | 18.6 | 15.6 | 14.1 | 8.8 | 7.0 | 13.5 | 7.0 | 13.1 | 21.2 | 12.8 | |
| 1958 | 6.2 | 7.4 | 6.1 | 10.7 | 14.9 | 16.8 | 19.2 | 19.1 | 18.0 | 13.2 | 8.6 | 6.2 | 12.2 | 6.9 | 10.6 | 18.4 | 13.3 | |
| 1959 | 4.0 | 6.9 | 9.7 | 12.6 | 17.3 | 19.9 | 21.9 | 21.8 | 19.6 | 16.2 | 8.8 | 7.5 | 13.9 | 5.7 | 13.2 | 21.2 | 14.9 | |
| 1960 | 5.9 | 5.7 | 7.6 | 12.9 | 16.9 | 21.6 | 18.6 | 18.4 | 16.1 | 11.8 | 8.9 | 5.9 | 12.5 | 6.4 | 12.5 | 19.5 | 12.3 | |
| 1961 | 4.7 | 9.0 | 12.2 | 12.6 | 14.4 | 18.7 | 18.2 | 18.8 | 18.4 | 13.5 | 8.2 | 4.4 | 12.8 | 6.5 | 13.1 | 18.6 | 13.4 | |
| 1962 | 6.7 | 6.9 | 5.7 | 10.6 | 13.2 | 18.0 | 17.7 | 17.3 | 15.8 | 13.4 | 7.2 | 4.9 | 11.5 | 6.0 | 9.8 | 17.7 | 12.1 | |
| 1963 | 0.8 | 1.3 | 8.3 | 11.2 | 14.1 | 18.7 | 19.2 | 16.8 | 16.4 | 13.3 | 9.9 | 4.7 | 11.2 | 2.3 | 11.2 | 18.2 | 13.2 | |
| 1964 | 5.7 | 6.4 | 5.4 | 11.9 | 17.7 | 16.6 | 19.3 | 19.2 | 18.1 | 11.9 | 9.5 | 5.9 | 12.3 | 5.6 | 11.7 | 18.4 | 13.2 | |
| 1965 | 5.4 | 5.3 | 8.3 | 11.6 | 15.2 | 18.6 | 16.9 | 18.6 | 15.1 | 14.3 | 6.2 | 6.3 | 11.8 | 5.5 | 11.7 | 18.0 | 11.9 | |
| 1966 | 3.9 | 6.6 | 9.1 | 8.4 | 15.4 | 18.9 | 17.9 | 18.2 | 17.2 | 12.2 | 7.3 | 7.2 | 11.9 | 5.6 | 11.0 | 18.3 | 12.2 | |
| 1967 | 5.9 | 7.6 | 9.6 | 10.6 | 13.0 | 19.3 | 21.0 | 19.5 | 16.3 | 12.8 | 7.6 | 6.6 | 12.5 | 6.9 | 11.1 | 19.9 | 12.2 | |
| 1968 | 6.4 | 3.9 | 9.3 | 12.6 | 13.3 | 19.1 | 17.9 | 18.6 | 16.6 | 14.4 | 7.9 | 4.2 | 12.0 | 5.6 | 11.7 | 18.5 | 13.0 | |
| 1969 | 7.1 | 1.9 | 4.3 | 10.9 | 14.0 | 18.3 | 21.1 | 19.5 | 16.9 | 15.2 | 7.4 | 5.1 | 11.8 | 4.4 | 9.7 | 19.6 | 13.2 | |
| 1970 | 5.1 | 4.9 | 6.3 | 9.8 | 17.1 | 21.5 | 18.5 | 19.7 | 17.3 | 13.6 | 9.4 | 6.2 | 12.5 | 5.0 | 11.1 | 19.9 | 13.4 | |
| 1971 | 6.3 | 7.1 | 7.6 | 10.7 | 15.9 | 14.9 | 21.7 | 18.8 | 18.4 | 14.6 | 8.6 | 8.6 | 12.8 | 6.5 | 11.4 | 18.5 | 13.9 | |
| 1972 | 5.1 | 5.3 | 9.4 | 11.3 | 13.9 | 15.2 | 19.3 | 18.7 | 14.6 | 12.8 | 8.9 | 7.3 | 11.8 | 6.3 | 11.5 | 17.7 | 12.1 | |
| 1973 | 6.2 | 6.9 | 10.3 | 10.4 | 15.0 | 19.6 | 19.6 | 20.0 | 17.4 | 11.7 | 8.4 | 7.0 | 12.7 | 6.8 | 11.9 | 19.7 | 12.5 | |
| 1974 | 7.3 | 7.6 | 8.2 | 11.2 | 15.1 | 17.5 | 18.2 | 18.8 | 14.8 | 9.9 | 8.1 | 9.7 | 12.2 | 7.3 | 11.5 | 18.2 | 10.9 | |
| 1975 | 8.1 | 6.1 | 6.9 | 11.7 | 13.6 | 20.1 | 21.4 | 24.2 | 16.8 | 13.1 | 8.6 | 8.0 | 13.2 | 8.0 | 10.7 | 21.9 | 12.8 | |
| 1976 | 7.5 | 6.4 | 7.1 | 11.3 | 15.3 | 22.0 | 23.8 | 23.1 | 16.2 | 12.2 | 8.2 | 3.5 | 13.1 | 7.3 | 11.2 | 23.0 | 12.2 | |
| 1977 | 3.9 | 5.8 | 7.7 | 10.1 | 14.4 | 16.4 | 19.6 | 19.3 | 16.3 | 13.5 | 8.2 | 7.3 | 11.9 | 4.4 | 10.7 | 18.4 | 12.7 | |
| 1978 | 4.9 | 4.3 | 9.6 | 9.1 | 16.4 | 17.1 | 18.0 | 18.1 | 16.8 | 14.6 | 10.8 | 4.7 | 12.0 | 5.5 | 11.7 | 17.7 | 14.1 | |
| 1979 | 2.2 | 2.5 | 6.3 | 10.8 | 13.7 | 18.7 | 19.9 | 18.7 | 17.0 | 13.6 | 9.1 | 7.2 | 11.6 | 3.1 | 10.3 | 19.1 | 13.2 | |
| 1980 | 3.9 | 7.1 | 7.1 | 13.6 | 16.2 | 17.4 | 17.8 | 19.0 | 17.6 | 11.4 | 8.2 | 7.9 | 12.3 | 6.1 | 12.3 | 18.1 | 12.4 | |
| 1981 | 7.2 | 5.1 | 9.7 | 10.8 | 15.3 | 17.4 | 19.8 | 20.5 | 18.5 | 11.1 | 9.9 | 2.2 | 12.3 | 6.7 | 11.9 | 19.2 | 13.2 | |
| 1982 | 5.3 | 7.1 | 9.4 | 13.6 | 17.1 | 18.6 | 21.1 | 19.1 | 18.2 | 12.7 | 9.5 | 6.6 | 13.2 | 4.9 | 13.4 | 19.6 | 13.5 | |
| 1983 | 8.7 | 3.6 | 8.9 | 10.2 | 13.6 | 18.1 | 24.8 | 22.4 | 16.1 | 13.2 | 9.5 | 7.7 | 13.1 | 6.3 | 10.9 | 21.8 | 12.9 | |
| 1984 | 5.3 | 5.4 | 7.1 | 13.3 | 15.2 | 18.8 | 22.4 | 22.6 | 16.3 | 13.8 | 9.3 | 7.0 | 13.0 | 6.1 | 11.9 | 21.3 | 13.1 | |
| 1985 | 3.3 | 5.4 | 8.0 | 11.2 | 14.3 | 16.3 | 19.9 | 17.6 | 18.0 | 14.2 | 6.0 | 7.9 | 11.8 | 5.2 | 11.2 | 17.9 | 12.7 | |
| 1986 | 4.7 | 0.9 | 7.9 | 9.0 | 15.3 | 19.5 | 19.8 | 17.4 | 17.1 | 14.6 | 7.4 | 5.8 | 11.6 | 4.5 | 10.7 | 18.9 | 13.0 | |
| 1987 | 1.1 | 3.9 | 7.3 | 14.7 | 15.1 | 16.2 | 17.1 | 18.3 | 15.8 | 12.6 | 8.7 | 8.0 | 11.6 | 3.6 | 12.4 | 17.2 | 12.4 | |
| 1988 | 7.3 | 7.4 | 9.4 | 11.9 | 16.6 | 19.4 | 18.6 | 19.6 | 16.0 | 13.1 | 9.2 | 9.9 | 13.2 | 7.6 | 12.6 | 19.2 | 12.8 | |
| 1989 | 9.0 | 9.1 | 10.7 | 9.8 | 18.7 | 20.6 | 23.0 | 21.0 | 18.8 | 15.0 | 9.3 | 6.6 | 14.3 | 9.3 | 13.1 | 21.5 | 14.4 | |
| 1990 | 9.1 | 9.6 | 12.1 | 13.2 | 18.5 | 17.4 | 22.0 | 23.0 | 16.7 | 14.3 | 8.8 | 6.6 | 14.3 | 8.4 | 14.6 | 20.8 | 13.3 | |
| 1991 | 5.2 | 4.8 | 11.0 | 11.8 | 15.3 | 16.1 | 22.3 | 22.1 | 19.5 | 13.0 | 9.3 | 7.9 | 13.2 | 5.5 | 12.7 | 20.2 | 13.9 | |
| 1992 | 6.6 | 8.9 | 10.2 | 12.3 | 18.9 | 21.2 | 19.9 | 19.1 | 16.2 | 10.3 | 10.2 | 6.2 | 13.3 | 7.8 | 13.8 | 20.1 | 12.2 | |
| 1993 | 8.6 | 7.8 | 10.5 | 13.1 | 15.7 | 19.7 | 19.2 | 19.0 | 16.8 | 11.2 | 6.5 | 7.1 | 12.9 | 7.5 | 13.1 | 19.3 | 11.5 | |
| 1994 | 7.4 | 5.2 | 10.5 | 12.2 | 14.2 | 19.3 | 24.1 | 20.1 | 15.8 | 13.1 | 11.9 | 9.0 | 13.6 | 6.6 | 12.3 | 21.2 | 13.6 | |
| 1995 | 7.0 | 8.9 | 9.1 | 13.7 | 17.1 | 19.4 | 24.6 | 25.9 | 18.1 | 16.5 | 10.5 | 4.4 | 14.6 | 8.3 | 13.3 | 23.3 | 15.0 | |
| 1996 | 5.4 | 5.6 | 6.7 | 12.4 | 13.9 | 20.0 | 22.4 | 22.0 | 17.6 | 14.9 | 8.7 | 5.5 | 12.9 | 5.1 | 11.0 | 21.5 | 13.7 | |
| 1997 | 5.7 | 9.7 | 12.7 | 13.6 | 16.8 | 17.9 | 22.0 | 24.0 | 17.8 | 13.7 | 10.7 | 8.7 | 14.4 | 7.0 | 14.4 | 21.3 | 14.1 | |
| 1998 | 7.8 | 11.6 | 11.5 | 11.4 | 17.9 | 17.8 | 19.7 | 20.7 | 18.2 | 13.4 | 8.9 | 8.5 | 14.0 | 9.4 | 13.6 | 19.4 | 13.5 | |
| 1999 | 8.3 | 8.3 | 11.0 | 14.1 | 18.5 | 17.9 | 23.7 | 20.8 | 20.7 | 14.7 | 11.0 | 7.8 | 14.7 | 8.4 | 14.5 | 20.8 | 15.5 | |
| 2000 | 9.8 | 10.6 | 11.7 | 12.2 | 17.3 | 19.8 | 20.5 | 22.4 | 19.0 | 13.8 | 10.0 | 8.2 | 14.6 | 9.4 | 13.7 | 20.9 | 14.3 | |
| 2001 | 6.2 | 8.9 | 8.7 | 12.3 | 19.0 | 19.7 | 22.8 | 21.7 | 16.7 | 16.2 | 11.2 | 6.8 | 14.2 | 7.8 | 13.3 | 21.4 | 14.7 | |
| 2002 | 8.7 | 10.5 | 11.7 | 14.3 | 16.6 | 19.1 | 20.6 | 21.4 | 18.2 | 12.7 | 10.2 | 6.9 | 14.2 | 8.7 | 14.2 | 20.4 | 13.7 | |
| 2003 | 7.5 | 7.2 | 12.1 | 14.9 | 16.4 | 20.7 | 21.9 | 22.7 | 19.5 | 13.0 | 10.7 | 7.7 | 14.5 | 7.2 | 14.5 | 21.8 | 14.4 | |
| 2004 | 7.6 | 8.7 | 10.2 | 13.7 | 17.6 | 19.9 | 20.2 | 21.8 | 19.1 | 13.4 | 10.2 | 9.1 | 14.3 | 8.0 | 13.8 | 20.6 | 14.2 | |
| 2005 | 9.3 | 7.2 | 10.2 | 13.4 | 16.4 | 20.7 | 21.4 | 21.3 | 19.6 | 15.7 | 10.4 | 7.4 | 14.4 | 8.5 | 13.3 | 21.1 | 15.2 | |
| 2006 | 6.9 | 6.6 | 8.3 | 12.5 | 16.8 | 22.1 | 26.0 | 20.2 | 20.7 | 15.6 | 11.1 | 8.7 | 14.6 | 7.0 | 12.5 | 22.8 | 15.8 | |
| 2007 | 9.2 | 9.0 | 10.4 | 16.3 | 15.9 | 18.9 | 18.8 | 20.0 | 18.0 | 14.5 | 10.4 | 7.2 | 14.1 | 9.0 | 14.2 | 19.2 | 14.3 | |
| 2008 | 9.0 | 9.4 | 9.2 | 11.7 | 18.1 | 18.9 | 20.9 | 20.1 | 17.2 | 12.9 | 9.0 | 6.1 | 13.5 | 8.5 | 13.0 | 20.0 | 13.0 | |
| 2009 | 5.7 | 7.0 | 11.0 | 14.7 | 16.3 | 19.6 | 20.2 | 20.8 | 18.1 | 14.6 | 10.4 | 4.8 | 13.6 | 6.3 | 14.0 | 20.2 | 14.4 | |
| 2010 | 3.1 | 4.3 | 9.7 | 13.7 | 15.3 | 20.4 | 20.2 | 19.1 | 17.4 | 13.0 | 7.2 | 2.6 | 12.2 | 4.1 | 12.9 | 19.9 | 12.5 | |
| 2011 | 6.7 | 8.5 | 10.8 | 17.2 | 16.4 | 19.1 | 20.5 | 20.0 | 19.2 | 15.7 | 11.4 | 7.9 | 14.5 | 5.9 | 14.8 | 19.9 | 15.4 | |
| 2012 | 7.7 | 7.4 | 13.3 | 10.1 | 16.1 | 17.0 | 19.2 | 20.5 | 16.7 | 12.1 | 8.9 | 6.7 | 13.0 | 7.7 | 13.2 | 18.9 | 12.6 | |
| 2013 | 5.5 | 5.2 | 4.6 | 11.6 | 15.0 | 18.7 | 23.8 | 21.3 | 17.2 | 14.5 | 9.0 | 8.9 | 12.9 | 5.8 | 10.4 | 21.3 | 13.6 | |
| 2014 | 7.5 | 8.3 | 11.5 | 14.3 | 16.3 | 19.7 | 23.1 | 18.9 | 18.6 | 14.5 | 10.2 | 7.6 | 14.2 | 8.2 | 14.0 | 20.6 | 14.4 | |
| 2015 | 6.6 | 6.6 | 9.3 | 14.3 | 14.4 | 18.8 | 20.3 | 20.1 | 16.4 | 13.5 | 11.4 | 11.3 | 13.6 | 6.9 | 12.7 | 19.7 | 13.8 | |
| 2016 | 7.3 | 7.4 | 8.7 | 11.0 | 16.5 | 18.6 | 20.7 | 20.6 | 19.3 | 13.3 | 7.7 | 8.7 | 13.3 | 8.7 | 12.1 | 20.0 | 13.4 | |
| 2017 | 6.1 | 7.5 | 11.6 | 12.9 | 17.3 | 19.6 | 20.7 | 19.3 | 16.7 | 14.6 | 9.0 | 6.9 | 13.5 | 7.4 | 13.9 | 19.9 | 13.4 | |
| 2018 | 6.6 | 4.7 | 6.9 | 12.4 | 19.3 | 21.7 | 25.5 | 21.4 | 17.6 | 14.0 | 9.8 | 8.6 | 14.0 | 6.1 | 12.9 | 22.9 | 13.8 | |
| 2019 | 6.3 | 10.9 | 11.1 | 14.3 | 16.0 | 18.3 | 22.3 | 21.5 | 17.8 | 12.2 | 7.5 | 7.6 | 13.8 | 8.6 | 13.8 | 20.7 | 12.5 | |
| 2020 | 8.9 | 8.6 | 10.5 | 15.9 | 18.4 | 19.5 | 19.2 | 21.1 | 18.2 | 12.7 | 10.7 | 6.6 | 14.2 | 8.4 | 14.9 | 19.9 | 13.9 | 2020 |
| 2021 | 4.9 | 7.4 | 10.3 | 12.0 | 14.4 | 20.8 | 22.9 | 19.7 | 20.2 | 14.6 | 10.2 | 7.7 | 13.8 | 6.3 | 12.2 | 21.1 | 15.0 | |
| 2022 | 7.9 | 9.2 | 12.0 | 13.9 | 17.6 | 20.4 | 23.1 | 23.8 | 18.4 | 15.5 | 10.5 | 6.0 | 14.9 | 8.3 | 14.5 | 22.4 | 14.8 | |
| 2023 | 8.0 | 10.0 | 9.9 | 12.9 | 18.4 | 22.6 | 19.8 | 20.5 | 20.9 | 15.1 | 9.6 | 8.6 | 14.7 | 8.0 | 13.7 | 21.0 | 15.2 | |
| 2024 | 7.1 | 10.2 | 11.1 | 12.8 | 18.8 | 19.1 | 21.1 | 21.1 | 16.9 | 8.6 | 14.2 | 20.4 | ||||||
| Average | 6.3 | 6.8 | 9.3 | 12.3 | 16.0 | 19.0 | 20.7 | 20.3 | 17.6 | 13.6 | 9.2 | 6.9 | 13.2 | 6.7 | 12.5 | 20.0 | 13.4 | |
| Highest Max | 9.8 | 11.6 | 13.3 | 17.2 | 19.3 | 24.8 | 26.0 | 25.9 | 20.9 | 16.5 | 11.9 | 11.3 | 14.9 | 9.4 | 14.9 | 23.3 | 15.8 | |
| Lowest Max | 0.8 | 0.9 | 4.3 | 8.4 | 12.9 | 14.9 | 16.9 | 16.7 | 14.6 | 9.9 | 6.0 | 2.2 | 11.2 | 2.3 | 9.7 | 17.2 | 10.9 | |
| Highest Year | 2000 | 1998 | 2012 | 2011 | 2018 | 1957 | 2006 | 1995 | 2023 | 1995 | 1994 | 2015 | 2022 | 2000 | 2020 | 1995 | 2006 | |
| Lowest Year | 1963 | 1986 | 1969 | 1966 | 1955 | 1971 | 1965 | 1956 | 1972 | 1974 | 1985 | 1981 | 1963 | 1963 | 1969 | 1987 | 1974 | |
| Seasons: Winter from Dec-Feb, Spring from Mar-May, Summer from June-Aug, Autumn from Sept-Nov. | ||||||||||||||||||
| Notes Data added from Weston Park 1955 Jan - July and 1956 Jan December 1954 not included in Winter temps | ||||||||||||||||||