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 | 0.1 | 3.3 | 8.6 | 14.5 | 19.3 | 22.7 | 26.5 | 26.6 | 20.9 | 13 | 4.7 | 0.3 |
| Average low | -5.5 | -3.6 | -0.8 | 2.5 | 6.3 | 9.7 | 12.1 | 11.8 | 7.2 | 2.5 | -1.3 | -4.9 |
| Average | -2.7 | -0.2 | 3.9 | 8.5 | 12.8 | 16.2 | 19.3 | 19.2 | 14.1 | 7.8 | 1.7 | -2.3 |
| Record daily high | 12.2 | 14 | 20.5 | 30 | 36.7 | 37.8 | 39.4 | 38 | 35.6 | 25.6 | 20.6 | 13.3 |
| Date | Jan 31 1953 | Feb 21 1988 | Mar 30 1990 | Apr 29 1926 | May 30 1936 | Jun 26 1926 | Jul 16 1941 | Aug 05 1998 | Sep 03 1938 | Oct 01 1923 | Nov 27 1941 | Dec 21 1933 |
| Record daily low | -32.8 | -31.1 | -21.7 | -15 | -6.7 | -1.7 | 1.7 | -0.6 | -7.2 | -20 | -23.3 | -30.6 |
| Date | Jan 03 1924 | Feb 09 1933 | Mar 05 1955 | Apr 01 1936 | May 01 1954 | Jun 01 1933 | Jul 09 1935 | Aug 29 1922 | Sep 24 1926 | Oct 31 1935 | Nov 21 1946 | Dec 30 1968 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 25 | 27 | 36 | 41 | 56 | 59 | 39 | 39 | 38 | 40 | 53 | 33 |
| Annual average: 486 | ||||||||||||
| Monthly snowfall (cm) | 42 | 21 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 24 | 47 |
| Annual average: 144 | ||||||||||||
| Monthly precipitation (mm) | 67 | 48 | 43 | 42 | 56 | 59 | 39 | 39 | 38 | 42 | 78 | 79 |
| Annual average: 631 | ||||||||||||
| Single day record rainfall (mm) | 23 | 27 | 34 | 36 | 49 | 47 | 29 | 50 | 56 | 27 | 40 | 38 |
| Date | Jan 17 1919 | Feb 14 1921 | Mar 22 1967 | Apr 16 1992 | May 26 1998 | Jun 21 1967 | Jul 18 1963 | Aug 20 1993 | Sep 11 1927 | Oct 03 1924 | Nov 20 1974 | Dec 12 1995 |
| Single day record snowfall (cm) | 38 | 33 | 25 | 16 | 8 | 0 | 0 | 0 | 0 | 17 | 46 | 44 |
| Date | Jan 21 1954 | Feb 15 1986 | Mar 06 1934 | Apr 12 1953 | May 04 1961 | Jun 01 1912 | Jul 01 1912 | Aug 01 1912 | Sep 01 1912 | Oct 31 1971 | Nov 18 1946 | Dec 08 1956 |
| Single day record precipitation (mm) | 38 | 33 | 34 | 36 | 49 | 47 | 29 | 50 | 56 | 27 | 46 | 44 |
| Date | Jan 21 1954 | Feb 15 1986 | Mar 22 1967 | Apr 16 1992 | May 26 1998 | Jun 21 1967 | Jul 18 1963 | Aug 20 1993 | Sep 11 1927 | Oct 03 1924 | Nov 18 1946 | Dec 08 1956 |