Calaveras County Climate
Calaveras County, California
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.4°F
Annual Precip
39.6"
Annual Snowfall
36.2"
Extreme Heat Days
44
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
3,547
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Calaveras County
Climate Verdict
Calaveras County has a mild, with an average annual temperature of 56.4°F, moderate rainfall of 39.6 inches per year, occasional hot days — 44.449999999999996 per year above 90°F, moderate snowfall of 36.2 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 42.7°F. summers are warm — July averages 73.4°F. The 31°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Calaveras County closely matches the California statewide average temperature of 58.7°F, it is also noticeably wetter, receiving 13.9 inches more precipitation than the state average.
Climate Profile
About Calaveras County Weather
A Temperate Climate Above National Medians
Calaveras County averages 56.4°F annually, making it slightly warmer than the national median temperature. It also receives 39.6 inches of rain, which is high by national standards.
Cooler and Snowier Than Most California
The county is cooler than the California state average of 58.7°F but significantly snowier. Its 36.2 inches of annual snowfall is a rarity in a state that averages much less.
The Cooler, Snowier Foothill Neighbor
Calaveras is cooler than neighboring Amador County by nearly 5 degrees. It also receives 36.2 inches of snow, whereas Amador receives only 0.3 inches.
Warm Summers Balanced by Snowy Winters
July averages a pleasant 73.4°F, though the county still records 44 extreme heat days. Winter is defined by 36.2 inches of snow and an average temperature of 43.1°F.
Winter Tires and Moderate Cooling Needed
Prepare for the 36.2-inch snow season with proper vehicle tires and heating. Homeowners should also plan for 44 days of heat over 90°F with efficient attic insulation.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.