Climate change in Genesee County, Michigan
Since 1979, Genesee County, Michigan has warmed 3.6°F, with 3 more days above 90°F, 3 more nights above 70°F and 10% more precipitation a year. Its climate in 1996–2025 is most like Wayne County, MI's was in 1951–1980.
- Average temperature: +3.6°F
- Summer highs (Jun–Aug): +2.4°F
- Winter lows (Dec–Feb): +5.8°F
- Precipitation: +10%
- Wettest day of the year: −2%
- Longest dry spell: −1 days
- Days above 90°F: +3 days
- Nights above 70°F: +3 days
- Freezing nights: −23 days
- Frost-free season: +13 days
- Muggy days: +1 days
- Summer heat index (Jun–Aug): +2.9°F
- Extreme fire-weather days: +11 days
- Snowfall: +41%
- Snowy days (1 inch or more): +5 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.