The warmest month (with the highest average high temperature) is July (61.4°F).
The month with the lowest average high temperature is January (30.8°F).
The month with the highest average low temperature is July (48.5°F).
The coldest month (with the lowest average low temperature) is January (21°F).
The wettest month (with the highest rainfall) is December (6.9").
The driest month (with the lowest rainfall) is June (1.3").