Del Norte County Climate
Del Norte County, California
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
52.5°F
Annual Precip
74.6"
Annual Snowfall
0.0"
Extreme Heat Days
0
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9b
Minimum winter temperature range for plant survival
1,417
Limited to cold-tolerant varieties
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Del Norte County
Climate Verdict
Del Norte County has a mild, with an average annual temperature of 52.5°F, very wet conditions receiving 74.6 inches of precipitation annually, rare extreme heat with only 0.06666666666666667 days above 90°F annually, light snow averaging 0.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 47.7°F. summers are cool, with July averaging only 58.3°F. The climate is remarkably stable year-round, with only a 11°F difference between January and July. December is typically the coldest month and August the warmest.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Del Norte County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Del Norte County is 6.2°F cooler than the California statewide average of 58.7°F, it is also noticeably wetter, receiving 48.8 inches more precipitation than the state average, the county experiences 58.604258296267204 fewer extreme heat days than the state average.
Climate Profile
About Del Norte County Weather
The Coolest and Wettest Northern Reach
Del Norte’s 52.5°F average is lower than the national median temperature. Its staggering 74.6 inches of rain makes it one of the wettest spots in the entire country.
A Wet Outlier in California
Del Norte receives nearly three times the 25.8-inch California rainfall average. It is also significantly cooler than the state average temperature of 58.7°F.
Cooler and Wetter than the Valley
Compared to Butte County, Del Norte is 7 degrees cooler and receives 26 more inches of rain. It features zero extreme heat days, unlike its inland neighbors.
Temperate Summers and Wet, Mild Winters
July is a cool 58.3°F, and the county records zero days of extreme heat. Winters are mild at 47.6°F, though rain is frequent and heavy throughout the season.
Prioritize Rain Gear and Dehumidifiers
With 74.6 inches of rain, high-quality waterproof clothing and moisture control for homes are essential. Air conditioning is unnecessary as the county sees zero days over 90°F.
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.