The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Wettest months (with the highest rainfall) are April and May (1").
Driest months (with the lowest rainfall) are January, November and December (0.6").
The month with the highest snowfall is February (4.7").
Months with the lowest snowfall are July, August and September (0").