Warmest month (with highest average high temperature) is August (78.3°F).
Month with lowest average high temperature is January (36.9°F).
Month with highest average low temperature is July (55°F).
Coldest month (with lowest average low temperature) is January (22.6°F).
Month with highest relative humidity is December (77%).
Month with lowest relative humidity is August (57%).
Wettest month (with highest rainfall) is December (8.3").
Driest month (with lowest rainfall) is September (0.4").