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 | 1.4 | 3.6 | 8.3 | 14.3 | 18.8 | 21.8 | 25.7 | 25.4 | 21.2 | 12.8 | 5.4 | 0.7 |
| Average low | -3 | -2.3 | -0.3 | 3 | 6.3 | 9.5 | 11.8 | 12.4 | 8.8 | 4.2 | 0.3 | -3.2 |
| Average | -0.8 | 0.6 | 4 | 8.7 | 12.6 | 15.7 | 18.8 | 19 | 15 | 8.5 | 2.9 | -1.2 |
| Record daily high | 10 | 13 | 19.5 | 25.5 | 32 | 33.5 | 36 | 35 | 34 | 25.5 | 14 | 9.5 |
| Date | Jan 07 1990 | Feb 25 1995 | Mar 31 1990 | Apr 30 1998 | May 12 1993 | Jun 22 1992 | Jul 27 1998 | Aug 09 2000 | Sep 02 1998 | Oct 01 1991 | Nov 12 1999 | Dec 01 1995 |
| Record daily low | -18.5 | -19.5 | -9.5 | -3 | -1 | 2 | 6.5 | 4.5 | -0.5 | -5 | -13 | -20.5 |
| Date | Jan 30 1996 | Feb 02 1989 | Mar 03 1989 | Apr 12 1997 | May 05 1999 | Jun 08 1999 | Jul 03 1999 | Aug 28 2000 | Sep 28 1999 | Oct 29 1991 | Nov 23 1993 | Dec 29 1990 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 50 | 40 | 56 | 64 | 70 | 85 | 58 | 51 | 46 | 83 | 95 | 37 |
| Annual average: 736 | ||||||||||||
| Monthly snowfall (cm) | 72 | 27 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 29 | 71 |
| Annual average: 213 | ||||||||||||
| Monthly precipitation (mm) | 122 | 67 | 69 | 65 | 70 | 85 | 58 | 51 | 46 | 84 | 125 | 108 |
| Annual average: 950 | ||||||||||||
| Single day record rainfall (mm) | 27 | 18 | 39 | 28 | 32 | 30 | 41 | 38 | 28 | 47 | 46 | 32 |
| Date | Jan 14 1996 | Feb 18 1995 | Mar 18 1997 | Apr 16 1992 | May 31 1990 | Jun 18 1983 | Jul 29 1998 | Aug 07 1999 | Sep 16 1997 | Oct 14 1988 | Nov 08 1989 | Dec 12 1995 |
| Single day record snowfall (cm) | 33 | 28 | 29 | 7 | 0 | 0 | 0 | 0 | 0 | 3 | 23 | 28 |
| Date | Jan 24 1993 | Feb 09 1990 | Mar 08 1995 | Apr 14 2000 | May 01 1983 | Jun 01 1983 | Jul 01 1989 | Aug 01 1983 | Sep 01 1988 | Oct 24 1991 | Nov 17 1996 | Dec 10 1995 |
| Single day record precipitation (mm) | 33 | 28 | 39 | 28 | 32 | 30 | 41 | 38 | 28 | 47 | 46 | 32 |
| Date | Jan 24 1993 | Feb 09 1990 | Mar 18 1997 | Apr 16 1992 | May 31 1990 | Jun 18 1983 | Jul 29 1998 | Aug 07 1999 | Sep 16 1997 | Oct 14 1988 | Nov 08 1989 | Dec 12 1995 |