The weather statistics displayed here represent the value of each meteorological parameter for each month of the year. The sampling period for this data covers 30 years. Record maximums and minimums are updated annually.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Average high | 1 | 5.3 | 11.9 | 17.6 | 22 | 25.6 | 29.2 | 28.9 | 23.6 | 15.8 | 6.9 | 1.5 |
| Average low | -5.2 | -3.1 | 0.1 | 3.9 | 8.1 | 11.6 | 14.1 | 13.7 | 8.8 | 3.7 | 0 | -3.9 |
| Average | -2.1 | 1.1 | 6 | 10.8 | 15.1 | 18.7 | 21.7 | 21.3 | 16.2 | 9.8 | 3.5 | -1.2 |
| Record daily high | 17.5 | 17 | 23.5 | 32.8 | 36 | 37.8 | 39.5 | 39.4 | 35 | 28.9 | 21.1 | 14 |
| Date | Jan 30 1989 | Feb 25 1986 | Mar 29 1994 | Apr 24 1977 | May 31 1986 | Jun 03 1970 | Jul 23 1994 | Aug 16 1967 | Sep 01 1987 | Oct 02 1975 | Nov 03 1975 | Dec 14 1979 |
| Record daily low | -26.1 | -24.4 | -14 | -7.8 | -1.1 | 0.6 | 4.5 | 5 | -1.5 | -10.5 | -22.5 | -26.5 |
| Date | Jan 23 1969 | Feb 02 1969 | Mar 03 1989 | Apr 01 1975 | May 02 1974 | Jun 01 1976 | Jul 08 1981 | Aug 26 1976 | Sep 28 1984 | Oct 31 1984 | Nov 28 1985 | Dec 29 1990 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 12 | 18 | 20 | 23 | 37 | 36 | 24 | 21 | 16 | 17 | 26 | 17 |
| Annual average: 267 | ||||||||||||
| Monthly snowfall (cm) | 16 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 17 |
| Annual average: 49 | ||||||||||||
| Monthly precipitation (mm) | 28 | 26 | 22 | 23 | 37 | 36 | 24 | 21 | 16 | 17 | 32 | 34 |
| Annual average: 317 | ||||||||||||
| Single day record rainfall (mm) | 24 | 21 | 15 | 25 | 52 | 39 | 46 | 31 | 30 | 16 | 22 | 24 |
| Date | Jan 26 1983 | Feb 17 1994 | Mar 20 1984 | Apr 30 1987 | May 26 1998 | Jun 29 1982 | Jul 08 1974 | Aug 10 1983 | Sep 22 1973 | Oct 06 1973 | Nov 27 1995 | Dec 12 1973 |
| Single day record snowfall (cm) | 21 | 29 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 15 | 18 |
| Date | Jan 22 1982 | Feb 03 1973 | Mar 02 1998 | Apr 02 1997 | May 01 1967 | Jun 01 1967 | Jul 01 1967 | Aug 01 1967 | Sep 01 1968 | Oct 31 1971 | Nov 16 1996 | Dec 08 1971 |
| Single day record precipitation (mm) | 24 | 32 | 16 | 25 | 52 | 39 | 46 | 31 | 30 | 16 | 22 | 24 |
| Date | Jan 26 1983 | Feb 03 1973 | Mar 02 1998 | Apr 30 1987 | May 26 1998 | Jun 29 1982 | Jul 08 1974 | Aug 10 1983 | Sep 22 1973 | Oct 06 1973 | Nov 27 1995 | Dec 12 1973 |