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 | 0.2 | 0.1 | 2.5 | 6.2 | 10.2 | 14.4 | 18.4 | 20 | 17.2 | 11.9 | 7 | 2.5 |
| Average low | -7.8 | -8.3 | -5 | -0.8 | 2.3 | 6.1 | 10.8 | 12.4 | 9.4 | 4.8 | 0.7 | -3.9 |
| Average | -3.8 | -4.1 | -1.3 | 2.8 | 6.3 | 10.3 | 14.7 | 16.2 | 13.3 | 8.4 | 3.9 | -0.7 |
| Record daily high | 11.5 | 13 | 13.5 | 15 | 23 | 26.5 | 27.5 | 28 | 28.5 | 23.5 | 17.5 | 13 |
| Date | Jan 27 2000 | Feb 16 1999 | Mar 28 1999 | Apr 30 1996 | May 17 1999 | Jun 18 2000 | Jul 04 2000 | Aug 09 1995 | Sep 03 1999 | Oct 15 1990 | Nov 16 1989 | Dec 10 1996 |
| Record daily low | -22 | -25 | -22 | -14 | -6 | -1 | 3 | 2 | -0.5 | -4.5 | -13 | -19 |
| Date | Jan 24 1991 | Feb 09 1994 | Mar 09 1997 | Apr 03 1994 | May 12 1993 | Jun 27 1995 | Jul 04 1991 | Aug 25 1991 | Sep 18 1993 | Oct 29 1999 | Nov 25 1993 | Dec 09 1991 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 108 | 89 | 119 | 122 | 121 | 113 | 116 | 101 | 127 | 170 | 148 | 113 |
| Annual average: 1447 | ||||||||||||
| Monthly snowfall (cm) | 43 | 42 | 27 | 12 | 1 | 0 | 0 | 0 | 0 | 1 | 9 | 39 |
| Annual average: 173 | ||||||||||||
| Monthly precipitation (mm) | 152 | 131 | 146 | 134 | 122 | 113 | 116 | 101 | 127 | 171 | 157 | 152 |
| Annual average: 1621 | ||||||||||||
| Single day record rainfall (mm) | 79 | 74 | 81 | 44 | 67 | 44 | 54 | 64 | 72 | 90 | 54 | 43 |
| Date | Jan 10 1999 | Feb 15 1991 | Mar 17 2000 | Apr 14 1994 | May 12 2000 | Jun 18 1988 | Jul 19 1995 | Aug 29 1996 | Sep 23 1996 | Oct 18 1999 | Nov 11 1996 | Dec 30 1997 |
| Single day record snowfall (cm) | 20 | 21 | 18 | 20 | 5 | 0 | 0 | 0 | 0 | 8 | 10 | 23 |
| Date | Jan 03 1989 | Feb 20 1997 | Mar 21 1997 | Apr 29 1997 | May 06 1990 | Jun 01 1988 | Jul 01 1988 | Aug 01 1988 | Sep 01 1988 | Oct 28 1991 | Nov 15 1993 | Dec 30 1991 |
| Single day record precipitation (mm) | 79 | 74 | 81 | 44 | 67 | 44 | 54 | 64 | 72 | 90 | 54 | 43 |
| Date | Jan 10 1999 | Feb 15 1991 | Mar 17 2000 | Apr 14 1994 | May 12 2000 | Jun 18 1988 | Jul 19 1995 | Aug 29 1996 | Sep 23 1996 | Oct 18 1999 | Nov 11 1996 | Dec 30 1997 |