The warmest month (with the highest average high temperature) is July (63°F).
The month with the lowest average high temperature is January (23.2°F).
The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.63"Hg).
The windiest month (with the highest average wind speed) is December (7.7mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
The months with the highest relative humidity are January, February and March (89%).
The month with the lowest relative humidity is May (68%).
The wettest month (with the highest rainfall) is September (3.03").
The driest months (with the least rainfall) are March, May and June (1.1").
The month with the highest number of rainy days is September (18.7 days).
The month with the least rainy days is February (6.5 days).
The month with the highest snowfall is December (8.31").
The months with the least snowfall are June, July and August (0").
The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
The month with the most sunshine days is July (14.3 days).
The month with the least sunshine days is September (10 days).
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are February, March and December (UV index 1).
The month with the most cloud cover is December (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 45).
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April and December (5mi).