NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
October - December 1912
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 | 52.6°F | -1.3°F | 24 | 53.9°F |
| Alpine County | 36.3°F | -1.4°F | 25 | 37.7°F |
| Amador County | 51.3°F | 0.0°F | 65 | 51.3°F |
| Butte County | 50.2°F | -1.8°F | 17 | 52.0°F |
| Calaveras County | 51.2°F | -0.3°F | 52 | 51.5°F |
| Colusa County | 51.4°F | -1.8°F | 12 | 53.2°F |
| Contra Costa County | 52.7°F | -1.5°F | 22 | 54.1°F |
| Del Norte County | 44.1°F | -1.9°F | 9 | 46.0°F |
| El Dorado County | 47.0°F | -0.6°F | 41 | 47.7°F |
| Fresno County | 45.9°F | -1.8°F | 12 | 47.8°F |
| Glenn County | 50.3°F | -1.8°F | 15 | 52.1°F |
| Humboldt County | 46.6°F | -1.6°F | 13 | 48.2°F |
| Imperial County | 60.8°F | -2.7°F | 6 | 63.5°F |
| Inyo County | 47.7°F | -2.9°F | 8 | 50.6°F |
| Kern County | 50.6°F | -2.3°F | 9 | 53.0°F |
| Kings County | 52.8°F | -1.7°F | 14 | 54.5°F |
| Lake County | 48.5°F | -1.9°F | 11 | 50.4°F |
| Lassen County | 36.7°F | -1.7°F | 28 | 38.5°F |
| Los Angeles County | 53.0°F | -2.2°F | 16 | 55.2°F |
| Madera County | 46.9°F | -1.5°F | 22 | 48.4°F |
| Marin County | 51.8°F | -1.4°F | 20 | 53.2°F |
| Mariposa County | 46.7°F | -1.6°F | 23 | 48.2°F |
| Mendocino County | 48.5°F | -1.9°F | 14 | 50.4°F |
| Merced County | 52.8°F | -1.1°F | 27 | 53.9°F |
| Modoc County | 35.7°F | -2.3°F | 23 | 38.0°F |
| Mono County | 34.5°F | -2.0°F | 14 | 36.5°F |
| Monterey County | 51.7°F | -1.8°F | 12 | 53.5°F |
| Napa County | 51.4°F | -1.7°F | 19 | 53.1°F |
| Nevada County | 44.4°F | -1.6°F | 21 | 46.0°F |
| Orange County | 59.0°F | -1.2°F | 23 | 60.2°F |
| Placer County | 46.0°F | -1.2°F | 28 | 47.2°F |
| Plumas County | 39.0°F | -1.3°F | 27 | 40.3°F |
| Riverside County | 56.7°F | -2.7°F | 9 | 59.4°F |
| Sacramento County | 53.9°F | -0.8°F | 34 | 54.7°F |
| San Benito County | 50.8°F | -1.7°F | 17 | 52.5°F |
| San Bernardino County | 53.5°F | -2.6°F | 11 | 56.1°F |
| San Diego County | 55.1°F | -1.8°F | 15 | 56.9°F |
| San Francisco County | 53.0°F | -1.3°F | 22 | 54.3°F |
| San Joaquin County | 53.2°F | -1.1°F | 31 | 54.3°F |
| San Luis Obispo County | 51.6°F | -2.0°F | 7 | 53.6°F |
| San Mateo County | 52.7°F | -1.0°F | 31 | 53.6°F |
| Santa Barbara County | 51.4°F | -2.4°F | 7 | 53.8°F |
| Santa Clara County | 52.1°F | -0.8°F | 33 | 52.9°F |
| Santa Cruz County | 52.6°F | -0.8°F | 34 | 53.4°F |
| Shasta County | 45.6°F | -1.8°F | 16 | 47.4°F |
| Sierra County | 38.9°F | -1.5°F | 24 | 40.4°F |
| Siskiyou County | 39.1°F | -1.9°F | 17 | 41.0°F |
| Solano County | 52.7°F | -1.5°F | 19 | 54.2°F |
| Sonoma County | 51.1°F | -1.8°F | 13 | 52.8°F |
| Stanislaus County | 52.8°F | -0.9°F | 35 | 53.7°F |
| Sutter County | 52.9°F | -1.7°F | 18 | 54.7°F |
| Tehama County | 49.1°F | -1.9°F | 16 | 51.0°F |
| Trinity County | 43.4°F | -1.5°F | 17 | 44.9°F |
| Tulare County | 44.0°F | -2.4°F | 6 | 46.5°F |
| Tuolumne County | 42.4°F | -1.6°F | 24 | 44.0°F |
| Ventura County | 49.7°F | -2.9°F | 6 | 52.6°F |
| Yolo County | 52.6°F | -1.7°F | 19 | 54.3°F |
| Yuba County | 51.5°F | -1.7°F | 22 | 53.2°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on August 4, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
