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 | 7.3 | 8.2 | 10.5 | 13.5 | 17.2 | 19.7 | 22.2 | 20.7 | 19.4 | 13.8 | 10.2 | 6.9 |
| Average low | 2 | 2.3 | 4.3 | 6.9 | 9.4 | 11.7 | 13.5 | 13.9 | 11.1 | 8.2 | 4 | 1.3 |
| Average | 4.7 | 5.3 | 7.5 | 10.2 | 13.4 | 15.7 | 18 | 17.4 | 15.3 | 11 | 7.2 | 4.2 |
| Record daily high | 15.4 | 13.3 | 16.9 | 22.5 | 26.1 | 29 | 33.7 | 31.8 | 30.7 | 24 | 18.6 | 20.9 |
| Date | Jan 30 1997 | Feb 20 1995 | Mar 28 1994 | Apr 30 1998 | May 27 1993 | Jun 23 1998 | Jul 27 1998 | Aug 24 2000 | Sep 07 2000 | Oct 07 1997 | Nov 18 1995 | Dec 04 1996 |
| Record daily low | -6 | -4.1 | -2 | -2.5 | 1.4 | 6 | 7.9 | 8.9 | 4.5 | 2.2 | -2.5 | -11.2 |
| Date | Jan 29 1996 | Feb 11 1997 | Mar 05 1997 | Apr 06 1997 | May 02 1993 | Jun 15 1998 | Jul 12 1998 | Aug 08 1992 | Sep 07 1992 | Oct 06 1992 | Nov 23 1993 | Dec 04 1996 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 89 | 77 | 62 | 44 | 39 | 37 | 22 | 27 | 40 | 66 | 124 | 105 |
| Annual average: 733 | ||||||||||||
| Monthly snowfall (cm) | 11 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 5 |
| Annual average: 26 | ||||||||||||
| Monthly precipitation (mm) | 100 | 83 | 63 | 44 | 39 | 40 | 22 | 28 | 40 | 67 | 127 | 111 |
| Annual average: 763 | ||||||||||||
| Single day record rainfall (mm) | 38 | 33 | 28 | 29 | 21 | 25 | 31 | 37 | 38 | 34 | 35 | 41 |
| Date | Jan 18 1968 | Feb 01 1991 | Mar 02 1987 | Apr 16 1967 | May 24 1981 | Jun 24 1971 | Jul 19 1968 | Aug 29 1991 | Sep 28 1971 | Oct 23 1968 | Nov 20 1974 | Dec 18 1982 |
| Single day record snowfall (cm) | 32 | 14 | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 6 | 18 | 16 |
| Date | Jan 03 1978 | Feb 11 1975 | Mar 01 1991 | Apr 03 1975 | May 01 1967 | Jun 01 1967 | Jul 01 1967 | Aug 01 1967 | Sep 01 1967 | Oct 31 1984 | Nov 26 1985 | Dec 30 1968 |
| Single day record precipitation (mm) | 38 | 33 | 40 | 29 | 21 | 25 | 31 | 37 | 39 | 39 | 35 | 41 |
| Date | Jan 12 1968 | Feb 01 1991 | Mar 18 1997 | Apr 16 1967 | May 24 1981 | Jun 24 1971 | Jul 19 1968 | Aug 29 1991 | Sep 14 1997 | Oct 17 1996 | Nov 20 1974 | Dec 18 1982 |