Oakland County Climate
Oakland County, Michigan
Avg Annual Temp
47.7°F
Annual Precip
32.8"
Annual Snowfall
44.8"
Extreme Heat Days
9.15
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Oakland County Weather
A Mild Suburban Climate
Oakland County's 47.7°F annual temperature is roughly 5 degrees cooler than the national median. While it experiences four distinct seasons, its climate is more moderate than the rural northern counties.
One of Michigan's Warmer Spots
Oakland County averages 47.7°F, placing it well above the Michigan state average of 45.7°F. It is also slightly drier than average, receiving 32.8 inches of precipitation annually.
Warmer and Drier than Average
Oakland is nearly 2 degrees warmer than Newaygo County to the northwest. It receives significantly less snow than lakeshore counties, averaging just 44.8 inches per year.
Warm Summers and Predictable Winters
With 9 days per year reaching 90°F, Oakland is warmer in the summer than many other Michigan counties. Winter remains chilly but manageable, with an average December-February temperature of 25.4°F.
Balance Heating and Cooling
Central air conditioning is a worthwhile investment for the 9 days of extreme heat and 71.0°F July average. Residents should also prepare for moderate snowfall of 44.8 inches with standard winter gear.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.