Sacramento County Climate
Sacramento County, California
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
62.1°F
Annual Precip
19.1"
Annual Snowfall
0.0"
Extreme Heat Days
83
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9b
Minimum winter temperature range for plant survival
4,739
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Sacramento County
Climate Verdict
Sacramento County has a warm, averaging 62.1°F year-round, semi-arid conditions with only 19.1 inches of annual precipitation, significant summer heat with 83.13333333333334 days annually above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 47.6°F. summers are warm — July averages 76.7°F. The climate is remarkably stable year-round, with only a 29°F difference between January and July. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Sacramento County is 3.5°F warmer than the California statewide average of 58.7°F, it is also noticeably drier, receiving 6.7 inches less precipitation than the state average, the county experiences 24.462408370399466 more extreme heat days than the state average.
Climate Profile
About Sacramento County Weather
Sacramento's warm Mediterranean climate
With an annual average of 62.1°F, Sacramento is warmer than the national median. It experiences a classic Mediterranean pattern defined by dry summers and wet winters.
Surpassing the California average temperature
The county's 62.1°F average temperature is higher than the California state average of 58.7°F. However, its 19.1 inches of rain falls short of the statewide average of 25.8 inches.
Consistent with Central Valley peers
Sacramento shares a nearly identical climate with San Joaquin County, which averages 62.5°F. Both counties receive roughly 19 inches of rain, though Sacramento is slightly cooler in the winter months.
Hot sun and snow-free winters
Residents experience 83 extreme heat days annually, with July temperatures averaging 76.7°F. Snow is nonexistent, and winters are cool but manageable with a 47.6°F January average.
Be ready for dry summer heat
Air conditioning is essential during the 83 days of 90-plus degree weather. Since rain is scarce during summer, landscape irrigation planning is a top priority for local homeowners.
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.