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 | -0.5 | -0.9 | 1.4 | 5.6 | 9.9 | 13.5 | 16.9 | 18.5 | 15.7 | 10.8 | 6.4 | 2.1 |
| Average low | -7.9 | -8.1 | -5.3 | -0.5 | 2.9 | 6.8 | 11.2 | 13 | 10 | 5.1 | 0.6 | -4.3 |
| Average | -4.2 | -4.5 | -2 | 2.6 | 6.4 | 10.1 | 14.1 | 15.8 | 12.9 | 8 | 3.5 | -1.1 |
| Record daily high | 10 | 11 | 16 | 17 | 20.5 | 25 | 26 | 27.5 | 25 | 22 | 17 | 12 |
| Date | Jan 25 2000 | Feb 27 1998 | Mar 29 1999 | Apr 26 1986 | May 22 1992 | Jun 26 1995 | Jul 18 1999 | Aug 10 1993 | Sep 03 1999 | Oct 03 2000 | Nov 11 2000 | Dec 07 1984 |
| Record daily low | -19 | -24 | -23 | -14 | -6 | -0.5 | 2.5 | 4.5 | 2 | -5.5 | -12 | -18 |
| Date | Jan 24 1991 | Feb 03 1990 | Mar 10 1986 | Apr 03 1994 | May 03 1992 | Jun 05 1994 | Jul 05 1992 | Aug 15 1995 | Sep 19 1989 | Oct 27 1984 | Nov 25 1993 | Dec 27 1984 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 71 | 93 | 72 | 126 | 118 | 148 | 122 | 94 | 141 | 138 | 134 | 87 |
| Annual average: 1344 | ||||||||||||
| Monthly snowfall (cm) | 41 | 31 | 27 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 33 |
| Annual average: 146 | ||||||||||||
| Monthly precipitation (mm) | 112 | 124 | 99 | 134 | 120 | 148 | 122 | 94 | 141 | 138 | 141 | 119 |
| Annual average: 1491 | ||||||||||||
| Single day record rainfall (mm) | 62 | 101 | 75 | 81 | 53 | 115 | 50 | 61 | 97 | 74 | 72 | 44 |
| Date | Jan 26 1988 | Feb 05 1984 | Mar 17 2000 | Apr 01 1992 | May 05 1994 | Jun 08 1986 | Jul 18 1985 | Aug 24 1984 | Sep 04 1997 | Oct 18 1999 | Nov 22 1995 | Dec 01 1987 |
| Single day record snowfall (cm) | 21 | 30 | 35 | 17 | 12 | 0 | 0 | 0 | 0 | 2 | 13 | 22 |
| Date | Jan 28 2000 | Feb 06 2001 | Mar 06 1997 | Apr 05 1995 | May 08 1985 | Jun 01 1984 | Jul 01 1984 | Aug 01 1984 | Sep 01 1984 | Oct 28 1991 | Nov 28 1997 | Dec 26 2000 |
| Single day record precipitation (mm) | 62 | 101 | 76 | 81 | 53 | 115 | 50 | 61 | 97 | 74 | 72 | 44 |
| Date | Jan 26 1988 | Feb 05 1984 | Mar 17 2000 | Apr 01 1992 | May 05 1994 | Jun 08 1986 | Jul 18 1985 | Aug 24 1984 | Sep 04 1997 | Oct 18 1999 | Nov 22 1995 | Dec 01 1987 |