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 | 2.7 | 7.6 | 13.6 | 18.8 | 22.1 | 25.7 | 25.4 | 19.5 | 11.5 | 4.2 | 0 |
| Average low | -5.3 | -3.8 | -1.4 | 1.6 | 5.7 | 9.3 | 11.5 | 11.6 | 7.5 | 3.2 | -0.7 | -4.4 |
| Average | -2.8 | -0.6 | 3.1 | 7.6 | 12.3 | 15.7 | 18.7 | 18.5 | 13.5 | 7.4 | 1.7 | -2.2 |
| Record daily high | 10.6 | 14 | 18.5 | 27.2 | 33.5 | 35.5 | 36.5 | 37.2 | 35.5 | 22.5 | 18.3 | 11.5 |
| Date | Jan 15 1974 | Feb 25 1995 | Mar 31 1990 | Apr 25 1977 | May 31 1986 | Jun 25 1992 | Jul 26 1998 | Aug 11 1971 | Sep 02 1998 | Oct 01 1991 | Nov 04 1975 | Dec 26 1980 |
| Record daily low | -23.5 | -21 | -15.6 | -7.2 | -2 | 2.2 | 1.1 | 1.7 | -1.5 | -11 | -23.5 | -28.9 |
| Date | Jan 01 1979 | Feb 01 1996 | Mar 04 1976 | Apr 02 1975 | May 20 1978 | Jun 11 1973 | Jul 04 1971 | Aug 16 1973 | Sep 28 1984 | Oct 31 1984 | Nov 28 1985 | Dec 30 1968 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 36 | 40 | 53 | 56 | 62 | 76 | 63 | 63 | 53 | 66 | 80 | 43 |
| Annual average: 691 | ||||||||||||
| Monthly snowfall (cm) | 67 | 28 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 19 | 66 |
| Annual average: 188 | ||||||||||||
| Monthly precipitation (mm) | 103 | 69 | 60 | 57 | 62 | 76 | 63 | 63 | 53 | 67 | 99 | 109 |
| Annual average: 879 | ||||||||||||
| Single day record rainfall (mm) | 51 | 45 | 34 | 33 | 34 | 41 | 35 | 43 | 52 | 39 | 43 | 38 |
| Date | Jan 29 1971 | Feb 09 1951 | Mar 18 1945 | Apr 27 1952 | May 30 1934 | Jun 23 1955 | Jul 10 1936 | Aug 24 1976 | Sep 15 1926 | Oct 26 1930 | Nov 01 1985 | Dec 23 1972 |
| Single day record snowfall (cm) | 36 | 37 | 30 | 7 | 1 | 0 | 0 | 0 | 0 | 15 | 28 | 52 |
| Date | Jan 14 1943 | Feb 09 1990 | Mar 28 1935 | Apr 02 1954 | May 10 1985 | Jun 01 1924 | Jul 01 1924 | Aug 01 1924 | Sep 01 1924 | Oct 31 1971 | Nov 01 1984 | Dec 16 1971 |
| Single day record precipitation (mm) | 51 | 45 | 34 | 33 | 34 | 41 | 35 | 43 | 52 | 39 | 48 | 52 |
| Date | Jan 29 1971 | Feb 09 1951 | Mar 18 1945 | Apr 27 1952 | May 30 1934 | Jun 23 1955 | Jul 10 1936 | Aug 24 1976 | Sep 15 1926 | Oct 26 1930 | Nov 01 1985 | Dec 16 1971 |