Climate change in Alpine County, California
Since 1979, Alpine County, California has warmed 2.7°F, with about the same number of days above 90°F, about the same number of nights above 70°F and 11% less precipitation a year.
- Average temperature: +2.7°F
- Summer highs (Jun–Aug): +3.5°F
- Winter lows (Dec–Feb): +2.5°F
- Precipitation: −11%
- Wettest day of the year: +14%
- Longest dry spell: −15 days
- Days above 90°F: +0 days
- Nights above 70°F: +0 days
- Freezing nights: −29 days
- Frost-free season: +8 days
- Muggy days: +0 days
- Summer heat index (Jun–Aug): +3.5°F
- Extreme fire-weather days: +19 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.