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 | 6.5 | 9.2 | 11.7 | 15.2 | 18.8 | 20.9 | 23.6 | 24.1 | 21.5 | 15.1 | 9.4 | 6 |
| Average low | 0.9 | 1.7 | 3.5 | 5.9 | 8.7 | 11.4 | 13.1 | 13 | 10.2 | 7 | 3.5 | 0.9 |
| Average | 3.7 | 5.4 | 7.6 | 10.6 | 13.8 | 16.2 | 18.3 | 18.5 | 15.9 | 11 | 6.5 | 3.4 |
| Record daily high | 14 | 18.5 | 25 | 27 | 30 | 33 | 35 | 35 | 30 | 26 | 17 | 14.5 |
| Date | Jan 30 1995 | Feb 08 1993 | Mar 28 1994 | Apr 30 1998 | May 24 1992 | Jun 29 1995 | Jul 20 1994 | Aug 29 1996 | Sep 24 1997 | Oct 03 1993 | Nov 17 1995 | Dec 09 1993 |
| Record daily low | -14.5 | -10.5 | -4 | -1.5 | 1 | 6 | 7 | 7.5 | 3.5 | -2.5 | -9 | -11 |
| Date | Jan 06 1993 | Feb 03 1996 | Mar 03 1995 | Apr 04 1997 | May 10 1999 | Jun 02 1999 | Jul 03 2000 | Aug 28 2000 | Sep 16 1992 | Oct 31 1995 | Nov 25 1993 | Dec 28 1996 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 180 | 112 | 107 | 100 | 85 | 64 | 50 | 37 | 61 | 142 | 198 | 170 |
| Annual average: 1306 | ||||||||||||
| Monthly snowfall (cm) | 16 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 18 |
| Annual average: 48 | ||||||||||||
| Monthly precipitation (mm) | 196 | 118 | 112 | 100 | 85 | 64 | 50 | 37 | 61 | 142 | 201 | 188 |
| Annual average: 1354 | ||||||||||||
| Single day record rainfall (mm) | 76 | 55 | 59 | 56 | 46 | 33 | 45 | 38 | 44 | 53 | 64 | 45 |
| Date | Jan 29 1997 | Feb 04 1965 | Mar 18 1997 | Apr 19 1997 | May 26 1998 | Jun 11 2000 | Jul 09 1995 | Aug 26 1997 | Sep 29 1964 | Oct 27 1996 | Nov 07 1995 | Dec 14 1999 |
| Single day record snowfall (cm) | 26 | 19 | 20 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 17 | 32 |
| Date | Jan 20 1996 | Feb 14 1995 | Mar 15 1997 | Apr 11 1966 | May 04 1965 | Jun 01 1964 | Jul 01 1964 | Aug 01 1964 | Sep 01 1964 | Oct 01 1964 | Nov 27 1964 | Dec 28 1996 |
| Single day record precipitation (mm) | 76 | 55 | 59 | 56 | 46 | 33 | 45 | 38 | 44 | 53 | 64 | 48 |
| Date | Jan 29 1997 | Feb 04 1965 | Mar 18 1997 | Apr 19 1997 | May 26 1998 | Jun 11 2000 | Jul 09 1995 | Aug 26 1997 | Sep 29 1964 | Oct 27 1996 | Nov 07 1995 | Dec 14 1999 |