NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
October - December 1951
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F
California (Hover over a County)
Temp
Average Temperature
:
--
Anomaly:
--
Rank:
-- Coldest
Mean:
--
*Signifies a tie
**Insufficient variability in the data record renders rank insignificant
County
|
Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| Alameda County | 53.6°F | -0.3°F | 49 | 53.9°F |
| Alpine County | 35.7°F | -2.0°F | 16 | 37.7°F |
| Amador County | 49.8°F | -1.5°F | 19 | 51.3°F |
| Butte County | 50.5°F | -1.5°F | 22 | 52.0°F |
| Calaveras County | 50.4°F | -1.2°F | 30 | 51.5°F |
| Colusa County | 52.5°F | -0.7°F | 33 | 53.2°F |
| Contra Costa County | 54.0°F | -0.1°F | 50 | 54.1°F |
| Del Norte County | 45.6°F | -0.3°F | 47 | 46.0°F |
| El Dorado County | 45.8°F | -1.9°F | 14 | 47.7°F |
| Fresno County | 47.0°F | -0.8°F | 37 | 47.8°F |
| Glenn County | 51.2°F | -1.0°F | 29 | 52.1°F |
| Humboldt County | 48.0°F | -0.2°F | 48 | 48.2°F |
| Imperial County | 62.7°F | -0.8°F | 37 | 63.5°F |
| Inyo County | 49.0°F | -1.6°F | 23 | 50.6°F |
| Kern County | 51.9°F | -1.1°F | 26 | 53.0°F |
| Kings County | 54.2°F | -0.3°F | 48 | 54.5°F |
| Lake County | 49.6°F | -0.8°F | 31 | 50.4°F |
| Lassen County | 36.5°F | -1.9°F | 24 | 38.5°F |
| Los Angeles County | 53.7°F | -1.5°F | 21 | 55.2°F |
| Madera County | 47.3°F | -1.2°F | 32 | 48.4°F |
| Marin County | 52.9°F | -0.3°F | 49 | 53.2°F |
| Mariposa County | 46.6°F | -1.7°F | 21 | 48.2°F |
| Mendocino County | 49.9°F | -0.4°F | 39 | 50.4°F |
| Merced County | 53.3°F | -0.7°F | 42 | 53.9°F |
| Modoc County | 36.1°F | -1.9°F | 28 | 38.0°F |
| Mono County | 34.9°F | -1.6°F | 22 | 36.5°F |
| Monterey County | 53.2°F | -0.3°F | 39 | 53.5°F |
| Napa County | 52.6°F | -0.5°F | 38 | 53.1°F |
| Nevada County | 43.3°F | -2.6°F | 9 | 46.0°F |
| Orange County | 59.2°F | -1.0°F | 26 | 60.2°F |
| Placer County | 45.1°F | -2.1°F | 13 | 47.2°F |
| Plumas County | 38.0°F | -2.3°F | 12 | 40.3°F |
| Riverside County | 58.3°F | -1.1°F | 27 | 59.4°F |
| Sacramento County | 54.1°F | -0.6°F | 41 | 54.7°F |
| San Benito County | 51.8°F | -0.7°F | 37 | 52.5°F |
| San Bernardino County | 54.2°F | -1.9°F | 19 | 56.1°F |
| San Diego County | 56.0°F | -1.0°F | 28 | 56.9°F |
| San Francisco County | 54.4°F | 0.1°F | 59 | 54.3°F |
| San Joaquin County | 53.8°F | -0.5°F | 43 | 54.3°F |
| San Luis Obispo County | 53.0°F | -0.6°F | 37 | 53.6°F |
| San Mateo County | 53.4°F | -0.3°F | 46 | 53.6°F |
| Santa Barbara County | 53.2°F | -0.6°F | 36 | 53.8°F |
| Santa Clara County | 52.1°F | -0.8°F | 33 | 52.9°F |
| Santa Cruz County | 52.9°F | -0.5°F | 39 | 53.4°F |
| Shasta County | 46.0°F | -1.4°F | 25 | 47.4°F |
| Sierra County | 37.5°F | -3.0°F | 8 | 40.4°F |
| Siskiyou County | 39.6°F | -1.5°F | 21 | 41.0°F |
| Solano County | 53.8°F | -0.4°F | 39 | 54.2°F |
| Sonoma County | 52.4°F | -0.4°F | 40 | 52.8°F |
| Stanislaus County | 53.0°F | -0.7°F | 40 | 53.7°F |
| Sutter County | 53.7°F | -1.0°F | 29 | 54.7°F |
| Tehama County | 49.8°F | -1.2°F | 26 | 51.0°F |
| Trinity County | 44.2°F | -0.7°F | 35 | 44.9°F |
| Tulare County | 45.4°F | -1.1°F | 32 | 46.5°F |
| Tuolumne County | 42.6°F | -1.4°F | 27 | 44.0°F |
| Ventura County | 51.4°F | -1.2°F | 27 | 52.6°F |
| Yolo County | 53.8°F | -0.5°F | 40 | 54.3°F |
| Yuba County | 51.1°F | -2.1°F | 13 | 53.2°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
