The warmest month (with the highest average high temperature) is August (79.1°F).
The month with the lowest average high temperature is December (42.3°F).
The month with the highest average low temperature is July (51°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
The wettest month (with the highest rainfall) is December (9.1").
The driest month (with the lowest rainfall) is July (0.7").
Months with the highest number of rainy days are January, November and December (17 days).
The month with the lowest number of rainy days is July (4 days).
The month with the highest snowfall is January (11.8").
Months with the lowest snowfall are May, June, July, August, September and October (0").