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 | -0.3 | 2.8 | 8.8 | 15.1 | 19.8 | 23.6 | 27.7 | 27.7 | 21.5 | 13 | 4.6 | -0 |
| Average low | -5.1 | -3.5 | -1 | 2.1 | 6.3 | 9.8 | 12 | 11.6 | 7.2 | 2.9 | -0.9 | -4.5 |
| Average | -2.7 | -0.3 | 3.9 | 8.6 | 13.1 | 16.7 | 19.9 | 19.7 | 14.4 | 7.9 | 1.9 | -2.3 |
| Record daily high | 10 | 14.3 | 21.7 | 28.2 | 34.2 | 36.8 | 39.8 | 40 | 36.2 | 27.2 | 19.4 | 11.6 |
| Date | Jan 16 1974 | Feb 21 1988 | Mar 29 1966 | Apr 27 1980 | May 26 1986 | Jun 23 1992 | Jul 23 1994 | Aug 17 1967 | Sep 02 1998 | Oct 07 1980 | Nov 04 1975 | Dec 27 1980 |
| Record daily low | -25.7 | -21 | -16 | -7.5 | -1.8 | 1.9 | 4.1 | 2.5 | -4.3 | -11.2 | -20.2 | -30.6 |
| Date | Jan 01 1979 | Feb 03 1996 | Mar 03 1989 | Apr 01 1979 | May 05 1999 | Jun 01 2000 | Jul 03 1979 | Aug 25 1992 | Sep 28 1984 | Oct 31 1984 | Nov 21 1977 | Dec 30 1968 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 23 | 29 | 47 | 56 | 69 | 66 | 51 | 40 | 43 | 48 | 56 | 33 |
| Annual average: 559 | ||||||||||||
| Monthly snowfall (cm) | 57 | 34 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 37 | 65 |
| Annual average: 211 | ||||||||||||
| Monthly precipitation (mm) | 71 | 60 | 61 | 58 | 69 | 66 | 51 | 40 | 43 | 50 | 93 | 92 |
| Annual average: 755 | ||||||||||||
| Single day record rainfall (mm) | 25 | 26 | 34 | 32 | 33 | 44 | 56 | 43 | 29 | 31 | 34 | 38 |
| Date | Jan 26 1983 | Feb 25 1979 | Mar 22 1993 | Apr 16 1992 | May 26 1998 | Jun 28 1986 | Jul 10 1998 | Aug 24 1977 | Sep 23 1986 | Oct 19 1971 | Nov 05 1988 | Dec 12 1998 |
| Single day record snowfall (cm) | 44 | 28 | 20 | 11 | 3 | 0 | 0 | 0 | 0 | 13 | 38 | 46 |
| Date | Jan 09 1969 | Feb 08 1969 | Mar 08 1995 | Apr 01 1989 | May 11 1985 | Jun 01 1966 | Jul 01 1966 | Aug 01 1966 | Sep 01 1966 | Oct 25 1975 | Nov 01 1984 | Dec 24 1965 |
| Single day record precipitation (mm) | 32 | 31 | 34 | 32 | 33 | 44 | 56 | 43 | 29 | 31 | 38 | 42 |
| Date | Jan 10 1969 | Feb 25 1979 | Mar 22 1993 | Apr 16 1992 | May 26 1998 | Jun 28 1986 | Jul 10 1998 | Aug 24 1977 | Sep 23 1986 | Oct 19 1971 | Nov 01 1984 | Dec 12 1998 |