Warmest month (with highest average high temperature) is July (78.1°F).
Month with lowest average high temperature is January (42.3°F).
Month with highest average low temperature is July (56.5°F).
Coldest month (with lowest average low temperature) is January (28.6°F).
Month with highest relative humidity is October (78%).
Month with lowest relative humidity is March (55%).
Wettest month (with highest rainfall) is May (6.3").
Driest month (with lowest rainfall) is February (1.8").
Month with highest number of rainy days is May (11.4 days).
Month with lowest number of rainy days is February (4.9 days).
Month with highest snowfall is December (9.2").
Months with lowest snowfall are May, June, July, August, September and October (0").
Month with most sunshine is July (Average sunshine: 5.5).
Month with least sunshine is December (Average sunshine: 2.5).