The warmest month (with the highest average high temperature) is August (86.8°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (54.4°F).
The coldest month (with the lowest average low temperature) is January (6.8°F).
The wettest month (with the highest rainfall) is May (2.8").
Driest months (with the lowest rainfall) are January, February and December (0.3").