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 | 7.2 | 8.6 | 10.8 | 13.4 | 16.5 | 19.1 | 21.7 | 22 | 19.6 | 14 | 9.2 | 6.8 |
| Average low | 1.6 | 2.2 | 3.3 | 4.7 | 6.9 | 9.2 | 10.6 | 10.9 | 9 | 6.4 | 3.4 | 1.7 |
| Average | 4.4 | 5.4 | 7.1 | 9.1 | 11.8 | 14.2 | 16.2 | 16.5 | 14.3 | 10.3 | 6.3 | 4.3 |
| Record daily high | 14 | 15 | 20 | 25 | 30.5 | 31 | 32 | 33 | 29.4 | 23.3 | 18.3 | 13 |
| Date | Jan 27 1984 | Feb 24 1986 | Mar 28 1994 | Apr 30 1998 | May 29 1983 | Jun 29 1995 | Jul 20 1994 | Aug 03 1993 | Sep 20 1974 | Oct 01 1975 | Nov 04 1975 | Dec 16 1982 |
| Record daily low | -8.5 | -6.5 | -5 | -1.5 | -0.5 | 3 | 4.5 | 4.5 | 1.5 | -2 | -11 | -8.3 |
| Date | Jan 30 1996 | Feb 04 1985 | Mar 04 1976 | Apr 21 1985 | May 11 1985 | Jun 03 1982 | Jul 04 1986 | Aug 29 1985 | Sep 24 1984 | Oct 31 1984 | Nov 23 1985 | Dec 08 1972 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 127 | 88 | 70 | 49 | 37 | 33 | 24 | 27 | 26 | 84 | 141 | 118 |
| Annual average: 824 | ||||||||||||
| Monthly snowfall (cm) | 8 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 7 |
| Annual average: 26 | ||||||||||||
| Monthly precipitation (mm) | 135 | 93 | 72 | 49 | 37 | 33 | 24 | 27 | 26 | 84 | 145 | 125 |
| Annual average: 850 | ||||||||||||
| Single day record rainfall (mm) | 69 | 46 | 35 | 46 | 23 | 35 | 19 | 42 | 22 | 59 | 56 | 65 |
| Date | Jan 17 1986 | Feb 23 1999 | Mar 15 1974 | Apr 03 1991 | May 25 1984 | Jun 28 1984 | Jul 19 1993 | Aug 22 1975 | Sep 01 1983 | Oct 16 1975 | Nov 07 1995 | Dec 25 1972 |
| Single day record snowfall (cm) | 16 | 17 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 35 | 58 |
| Date | Jan 20 1996 | Feb 17 1989 | Mar 01 1991 | Apr 08 1972 | May 24 1989 | Jun 01 1972 | Jul 01 1972 | Aug 01 1972 | Sep 01 1972 | Oct 28 1991 | Nov 26 1985 | Dec 28 1996 |
| Single day record precipitation (mm) | 69 | 46 | 35 | 46 | 23 | 35 | 19 | 42 | 22 | 59 | 56 | 65 |
| Date | Jan 17 1986 | Feb 23 1999 | Mar 15 1974 | Apr 03 1991 | May 25 1984 | Jun 28 1984 | Jul 19 1993 | Aug 22 1975 | Sep 01 1983 | Oct 16 1975 | Nov 07 1995 | Dec 25 1972 |