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 | -0.7 | -1.1 | 2.2 | 6.1 | 12.8 | 19.5 | 23.5 | 23.3 | 19.3 | 12.9 | 7.2 | 2.6 |
| Average low | -8.8 | -9.5 | -5.3 | -1 | 3.3 | 9 | 13.7 | 14.3 | 11 | 5.8 | 1.5 | -3.6 |
| Average | -4.8 | -5.3 | -1.5 | 2.6 | 8.1 | 14.3 | 18.7 | 18.9 | 15.2 | 9.4 | 4.4 | -0.5 |
| Record daily high | 16.5 | 17.1 | 17.7 | 20.5 | 28.1 | 33.1 | 33.5 | 36 | 32.3 | 23.7 | 18.5 | 15 |
| Date | Jan 16 1995 | Feb 28 2000 | Mar 28 1999 | Apr 05 1991 | May 04 1999 | Jun 17 2000 | Jul 20 1991 | Aug 01 1995 | Sep 09 2001 | Oct 12 2001 | Nov 02 1994 | Dec 09 1996 |
| Record daily low | -23 | -27 | -25.4 | -13 | -6 | -2 | 4 | 6.8 | -0.6 | -4.1 | -7.7 | -21 |
| Date | Jan 31 1993 | Feb 08 1993 | Mar 02 2001 | Apr 06 1995 | May 11 1993 | Jun 06 2000 | Jul 04 1991 | Aug 21 1997 | Sep 30 2000 | Oct 27 1998 | Nov 19 1997 | Dec 30 1993 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 79 | 65 | 98 | 88 | 107 | 71 | 101 | 78 | 115 | 162 | 136 | 111 |
| Annual average: 1212 | ||||||||||||
| Monthly snowfall (cm) | 41 | 43 | 36 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 34 |
| Annual average: 184 | ||||||||||||
| Monthly precipitation (mm) | 120 | 108 | 134 | 112 | 108 | 71 | 101 | 78 | 115 | 162 | 142 | 145 |
| Annual average: 1396 | ||||||||||||
| Single day record rainfall (mm) | 56 | 34 | 61 | 58 | 48 | 40 | 76 | 34 | 48 | 113 | 96 | 45 |
| Date | Jan 09 1999 | Feb 25 1998 | Mar 08 1992 | Apr 12 1999 | May 18 1994 | Jun 17 1998 | Jul 27 1996 | Aug 19 1991 | Sep 18 1996 | Oct 19 1992 | Nov 01 2000 | Dec 08 1990 |
| Single day record snowfall (cm) | 32 | 51 | 40 | 25 | 3 | 0 | 0 | 0 | 0 | 0 | 11 | 16 |
| Date | Jan 31 1992 | Feb 01 1992 | Mar 18 1993 | Apr 06 1992 | May 05 1992 | Jun 01 1991 | Jul 01 1991 | Aug 01 1991 | Sep 01 1990 | Oct 01 1990 | Nov 27 1997 | Dec 05 1992 |
| Single day record precipitation (mm) | 56 | 51 | 61 | 58 | 48 | 40 | 76 | 34 | 48 | 113 | 96 | 45 |
| Date | Jan 09 1999 | Feb 01 1992 | Mar 08 1992 | Apr 12 1999 | May 18 1994 | Jun 17 1998 | Jul 27 1996 | Aug 19 1991 | Sep 18 1996 | Oct 19 1992 | Nov 01 2000 | Dec 08 1990 |