Warmest month (with highest average high temperature) is July (74.7°F).
Month with lowest average high temperature is January (18°F).
Month with highest average low temperature is July (53.4°F).
Coldest month (with lowest average low temperature) is January (-1.7°F).
Wettest month (with highest rainfall) is December (4.5").
Driest months (with lowest rainfall) are February and April (3.2").
Month with most sunshine is July (Average sunshine: 8.5).
Month with least sunshine is December (Average sunshine: 2.2).