Warmest month (with highest average high temperature) is July (89.6°F).
Month with lowest average high temperature is January (44.2°F).
Month with highest average low temperature is July (76.6°F).
Coldest month (with lowest average low temperature) is January (31.1°F).
Months with highest relative humidity are July and August (80%).
Months with lowest relative humidity are April, May and December (73%).
Wettest month (with highest rainfall) is July (6.4").
Driest month (with lowest rainfall) is December (1").
Month with highest number of rainy days is March (12.2 days).
Month with lowest number of rainy days is December (5.4 days).
Months with longest days are May, June and July (Average daylight: 14).
Months with shortest days are January and December (Average daylight: 10).
Month with most sunshine is August (Average sunshine: 6.6).
Month with least sunshine is January (Average sunshine: 3.9).
Months with highest UV index are June, July and August (UV index 11).
Month with lowest UV index is December (UV index 3).