Warmest month (with highest average high temperature) is July (46°F).
Month with lowest average high temperature is February (-8°F).
Month with highest average low temperature is July (36°F).
Coldest month (with lowest average low temperature) is February (-18°F).
Wettest months (with highest rainfall) are August and October (2").
Driest month (with lowest rainfall) is March (0.3").
Month with highest number of rainy days is October (13 days).
Month with lowest number of rainy days is March (5 days).
Best months for swimming (with highest average sea temperature) are August and September (36°F).
Coldest months (with lowest average sea temperature) are January, February, March, April and December (28°F).
Month with longest days is June (Average daylight: 22).
Month with shortest days is December (Average daylight: 3).
Month with most sunshine is June (Average sunshine: 9).
Months with least sunshine are January, November and December (Average sunshine: 1).
Months with highest UV index are June and July (UV index 4).
Months with lowest UV index are January, February, November and December (UV index 0).