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 | 4.3 | 7.8 | 16.5 | 21.4 | 25.5 | 24.7 | 20.7 | 13.1 | 7.4 | 2.1 |
| Average low | -9.9 | -9 | -4.5 | -0.6 | 4.5 | 9 | 13.2 | 13.1 | 10 | 3.8 | 0.2 | -6 |
| Average | -4.8 | -4.5 | -0.1 | 3.6 | 10.6 | 15.2 | 19.4 | 18.9 | 15.3 | 8.5 | 3.8 | -1.9 |
| Record daily high | 15 | 16.7 | 19.6 | 19 | 28 | 34 | 33.9 | 37.3 | 33.2 | 26.2 | 19.1 | 14.8 |
| Date | Jan 24 1999 | Feb 28 2000 | Mar 29 2000 | Apr 18 1998 | May 27 2001 | Jun 17 2000 | Jul 17 1999 | Aug 10 2001 | Sep 09 2001 | Oct 05 2001 | Nov 03 1999 | Dec 17 2000 |
| Record daily low | -27.8 | -22.9 | -25.6 | -10 | -3.3 | -2 | 4.5 | 5.8 | -2 | -6.1 | -11.3 | -17.6 |
| Date | Jan 20 1997 | Feb 23 2001 | Mar 02 2001 | Apr 05 2001 | May 04 2000 | Jun 06 2000 | Jul 24 1997 | Aug 23 1998 | Sep 30 2000 | Oct 27 1998 | Nov 26 2000 | Dec 09 2000 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 89 | 48 | 89 | 81 | 77 | 76 | 90 | 92 | 101 | 136 | 142 | 79 |
| Annual average: 1100 | ||||||||||||
| Monthly snowfall (cm) | 53 | 30 | 44 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 49 |
| Annual average: 218 | ||||||||||||
| Monthly precipitation (mm) | 140 | 77 | 134 | 108 | 77 | 76 | 90 | 92 | 101 | 136 | 158 | 124 |
| Annual average: 1311 | ||||||||||||
| Single day record rainfall (mm) | 35 | 27 | 40 | 67 | 38 | 58 | 65 | 44 | 45 | 58 | 60 | 35 |
| Date | Jan 25 1997 | Feb 25 1998 | Mar 15 1999 | Apr 27 2001 | May 22 1998 | Jun 16 1998 | Jul 29 1999 | Aug 15 1999 | Sep 27 1998 | Oct 18 1999 | Nov 27 1999 | Dec 20 2000 |
| Single day record snowfall (cm) | 28 | 21 | 20 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 25 |
| Date | Jan 08 1998 | Feb 14 1999 | Mar 14 1998 | Apr 01 1997 | May 09 1997 | Jun 01 1997 | Jul 01 1997 | Aug 01 1997 | Sep 01 1997 | Oct 27 1997 | Nov 22 2000 | Dec 18 1998 |
| Single day record precipitation (mm) | 37 | 27 | 51 | 67 | 38 | 58 | 65 | 44 | 45 | 58 | 60 | 39 |
| Date | Jan 08 1998 | Feb 25 1998 | Mar 15 1999 | Apr 27 2001 | May 22 1998 | Jun 16 1998 | Jul 29 1999 | Aug 15 1999 | Sep 27 1998 | Oct 18 1999 | Nov 27 1999 | Dec 18 1998 |