NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
February - April 1973
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 131 Years | 1901- |
|---|---|---|---|---|
| Alameda County | 52.3°F | 0.1°F | 59 | 52.2°F |
| Alpine County | 32.6°F | -1.6°F | 31 | 34.2°F |
| Amador County | 48.1°F | -1.0°F | 36 | 49.1°F |
| Butte County | 50.6°F | -0.4°F | 50 | 50.9°F |
| Calaveras County | 48.4°F | -1.0°F | 37 | 49.4°F |
| Colusa County | 52.8°F | 0.0°F | 58 | 52.8°F |
| Contra Costa County | 53.5°F | 0.3°F | 69 | 53.2°F |
| Del Norte County | 44.3°F | 0.3°F | 71 | 44.0°F |
| El Dorado County | 43.3°F | -1.3°F | 37 | 44.6°F |
| Fresno County | 44.6°F | -1.6°F | 25 | 46.2°F |
| Glenn County | 51.0°F | -0.2°F | 56 | 51.1°F |
| Humboldt County | 46.7°F | 0.1°F | 53 | 46.7°F |
| Imperial County | 61.9°F | -1.9°F | 19 | 63.8°F |
| Inyo County | 48.0°F | -2.3°F | 18 | 50.3°F |
| Kern County | 50.6°F | -1.5°F | 32 | 52.1°F |
| Kings County | 54.2°F | -1.0°F | 36 | 55.2°F |
| Lake County | 48.3°F | 0.2°F | 64 | 48.1°F |
| Lassen County | 37.1°F | -0.3°F | 54 | 37.4°F |
| Los Angeles County | 50.8°F | -1.8°F | 23 | 52.6°F |
| Madera County | 45.6°F | -1.2°F | 32 | 46.8°F |
| Marin County | 51.7°F | 0.4°F | 77 | 51.3°F |
| Mariposa County | 44.8°F | -1.1°F | 38 | 46.0°F |
| Mendocino County | 48.2°F | 0.0°F | 63 | 48.2°F |
| Merced County | 53.7°F | -0.4°F | 51 | 54.1°F |
| Modoc County | 37.2°F | 0.3°F | 59 | 37.0°F |
| Mono County | 31.4°F | -2.6°F | 17 | 34.0°F |
| Monterey County | 50.5°F | -0.6°F | 42 | 51.1°F |
| Napa County | 51.8°F | 0.3°F | 61 | 51.5°F |
| Nevada County | 42.7°F | -0.6°F | 48 | 43.3°F |
| Orange County | 55.9°F | -1.0°F | 37 | 56.9°F |
| Placer County | 43.9°F | -0.8°F | 44 | 44.6°F |
| Plumas County | 37.5°F | -0.7°F | 45 | 38.2°F |
| Riverside County | 55.8°F | -2.5°F | 11 | 58.3°F |
| Sacramento County | 54.7°F | -0.1°F | 55 | 54.7°F |
| San Benito County | 48.9°F | -1.0°F | 42 | 49.9°F |
| San Bernardino County | 53.4°F | -2.7°F | 8 | 56.1°F |
| San Diego County | 52.1°F | -1.9°F | 18 | 54.1°F |
| San Francisco County | 53.3°F | 0.6°F | 77 | 52.7°F |
| San Joaquin County | 54.3°F | -0.2°F | 55 | 54.4°F |
| San Luis Obispo County | 50.5°F | -0.8°F | 41 | 51.2°F |
| San Mateo County | 51.9°F | 0.5°F | 71 | 51.4°F |
| Santa Barbara County | 49.6°F | -0.8°F | 44 | 50.4°F |
| Santa Clara County | 50.1°F | -0.5°F | 49 | 50.6°F |
| Santa Cruz County | 51.1°F | 0.1°F | 59 | 51.1°F |
| Shasta County | 45.6°F | -0.3°F | 56 | 45.9°F |
| Sierra County | 36.8°F | -0.9°F | 41 | 37.7°F |
| Siskiyou County | 39.6°F | 0.1°F | 63 | 39.5°F |
| Solano County | 54.5°F | 0.4°F | 73 | 54.0°F |
| Sonoma County | 51.3°F | 0.3°F | 73 | 51.0°F |
| Stanislaus County | 53.2°F | -0.3°F | 55 | 53.5°F |
| Sutter County | 55.1°F | 0.1°F | 59 | 55.0°F |
| Tehama County | 49.0°F | -0.2°F | 53 | 49.3°F |
| Trinity County | 43.2°F | -0.1°F | 58 | 43.4°F |
| Tulare County | 43.1°F | -1.6°F | 28 | 44.7°F |
| Tuolumne County | 39.4°F | -1.4°F | 32 | 40.8°F |
| Ventura County | 47.9°F | -1.0°F | 39 | 48.9°F |
| Yolo County | 54.3°F | 0.2°F | 60 | 54.1°F |
| Yuba County | 52.3°F | 0.0°F | 59 | 52.3°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
