| Month | Avg. High | Avg. Low | Avg. Precip | Rec. High | Rec. Low |
|---|---|---|---|---|---|
| January | 36.0° F | 22.0° F | 3.92 in | 72.0° F(26/01/1950) | -30.0° F (25/01/1946) |
| February | 39.0° F | 24.0° F | 3.30 in | 70.0° F(24/02/1985) | -18.0° F (09/02/1934) |
| March | 46.0° F | 31.0° F | 3.85 in | 89.0° F(31/03/1998) | -8.0° F (06/03/1872) |
| April | 56.0° F | 41.0° F | 3.60 in | 94.0° F(18/04/1976) | 11.0° F (05/04/1874) |
| May | 67.0° F | 50.0° F | 3.24 in | 97.0° F(26/05/1880) | 31.0° F (03/05/1882) |
| June | 77.0° F | 59.0° F | 3.22 in | 100.0° F(26/06/1952) | 41.0° F (01/06/1945) |
| July | 82.0° F | 65.0° F | 3.06 in | 104.0° F(04/07/1911) | 50.0° F (01/07/1988) |
| August | 80.0° F | 64.0° F | 3.37 in | 102.0° F(02/08/1975) | 46.0° F (25/08/1940) |
| September | 73.0° F | 57.0° F | 3.47 in | 102.0° F(07/09/1881) | 34.0° F (29/09/1914) |
| October | 62.0° F | 46.0° F | 3.79 in | 90.0° F(07/10/1963) | 25.0° F (27/10/1936) |
| November | 52.0° F | 38.0° F | 3.98 in | 83.0° F(02/11/1950) | -2.0° F (30/11/1875) |
| December | 42.0° F | 28.0° F | 3.73 in | 76.0° F(07/12/1998) | -17.0° F (29/12/1933) |