WEATHER - AVERAGES
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temp. (°F) 29.2 32.0 40.5 51.7 61.4 69.9 73.9 72.0 65.1 53.2 43.6 33.6
High temperature (°F) 37.5 41.1 51.1 64.1 74.2 82.8 86.5 84.7 77.0 65.2 53.0 41.8
Low temperature (°F) 20.9 22.8 29.8 39.2 48.6 56.9 61.2 59.3 53.2 41.2 34.1 25.3
Precipitation (in) 3.8 3.4 3.9 3.8 4.3 4.9 5.1 4.1 4.1 3.3 3.6 3.3
Days with precip. 15 14 14 14 13 12 11 10 10 10 13 15
Wind speed (mph) 10.2 10.2 10.5 10.1 8.6 7.9 7.2 6.7 7.3 8.2 9.6 9.9
Morning humidity (%) 77 75 76 74 77 80 83 86 87 82 79 78
Afternoon humidity (%) 66 62 57 51 52 53 54 56 57 55 62 66
Sunshine (%) 34 38 45 48 51 56 58 57 55 52 38 30
Days clear of clouds 4 4 5 4 5 5 5 7 7 8 4 3
Partly cloudy days 6 6 7 8 9 12 13 12 10 9 6 6
Cloudy days 21 18 19 17 17 13 13 13 13 14 19 22
Snowfall (in) 11.7 9.1 8.4 1.6 0.1 0.0 0.0 0.0 0.0 0.4 3.5 8.3