Warmest month (with highest average high temperature) is August (85.8°F).
Month with lowest average high temperature is January (44.2°F).
Month with highest average low temperature is July (71.1°F).
Coldest month (with lowest average low temperature) is January (30.9°F).
Months with highest relative humidity are September, October and November (84%).
Month with lowest relative humidity is March (74%).
Wettest month (with highest rainfall) is July (6.9").
Driest months (with lowest rainfall) are January and December (0.3").
Month with highest number of rainy days is July (13.8 days).
Month with lowest number of rainy days is December (5 days).
Month with most sunshine is August (Average sunshine: 6.6).
Month with least sunshine is December (Average sunshine: 2.6).