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 | 7.4 | 7.1 | 7.9 | 10.5 | 12.6 | 15.3 | 16.5 | 17.6 | - | 11.2 | 9.2 | 7.8 |
| Average low | 2.7 | 2 | 2 | 2.2 | 5.3 | 7.4 | 10.7 | 9.9 | - | 5.3 | 3.5 | 2.9 |
| Average | 5.1 | 4.6 | 5 | 6.4 | 8.9 | 11.4 | 13.6 | 13.8 | - | 8.3 | 6.4 | 5.3 |
| Record daily high | 15.6 | 14.4 | 17.8 | 22.2 | 25 | 27.2 | 28.3 | 28.9 | 23.9 | 21.7 | 18.9 | 15.6 |
| Date | Jan 30 1913 | Feb 28 1938 | Mar 17 1900 | Apr 21 1956 | May 24 1947 | Jun 10 1937 | Jul 29 1905 | Aug 21 1897 | Sep 11 1911 | Oct 06 1943 | Nov 01 1898 | Dec 09 1900 |
| Record daily low | -18.9 | -14.4 | -12.8 | -14.4 | -2.8 | 0 | 1.7 | 1.7 | -2.8 | -8.3 | -11.1 | -13.3 |
| Date | Jan 23 1916 | Feb 14 1954 | Mar 04 1955 | Apr 09 1950 | May 02 1911 | Jun 02 1920 | Jul 04 1930 | Aug 26 1948 | Sep 22 1926 | Oct 31 1908 | Nov 24 1897 | Dec 23 1933 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Monthly rainfall (mm) | 192 | 173 | 97 | 114 | 105 | 73 | 47 | 81 | 198 | 173 | 333 | 322 |
| Annual average: 1906 | ||||||||||||
| Monthly snowfall (cm) | 0 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Annual average: 11 | ||||||||||||
| Monthly precipitation (mm) | 192 | 183 | 98 | 114 | 105 | 73 | 47 | 81 | 198 | 174 | 333 | 322 |
| Annual average: 1918 | ||||||||||||
| Single day record rainfall (mm) | 43 | 69 | 50 | 53 | 49 | 37 | 61 | 57 | 66 | 66 | 76 | 66 |
| Date | Jan 06 1946 | Feb 11 1916 | Mar 17 1922 | Apr 19 1903 | May 20 1931 | Jun 03 1898 | Jul 10 1947 | Aug 24 1961 | Sep 22 1967 | Oct 20 1958 | Nov 25 1898 | Dec 18 1919 |
| Single day record snowfall (cm) | 61 | 31 | 20 | 13 | 3 | 0 | 0 | 0 | 0 | 15 | 25 | 41 |
| Date | Jan 12 1906 | Feb 27 1904 | Mar 11 1919 | Apr 12 1902 | May 06 1916 | Jun 01 1897 | Jul 01 1897 | Aug 01 1897 | Sep 01 1897 | Oct 22 1933 | Nov 12 1903 | Dec 31 1949 |
| Single day record precipitation (mm) | 61 | 69 | 50 | 53 | 49 | 37 | 61 | 57 | 66 | 66 | 76 | 66 |
| Date | Jan 12 1906 | Feb 11 1916 | Mar 17 1922 | Apr 19 1903 | May 20 1931 | Jun 03 1898 | Jul 10 1947 | Aug 24 1961 | Sep 22 1967 | Oct 20 1958 | Nov 25 1898 | Dec 18 1919 |