| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 95379 - Tuolumne, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 31 | 32 | 35 | 38 | 44 | 50 | 55 | 54 | 50 | 42 | 34 | 30 | 41 |
| Avg Max Temp (°F) | 52 | 56 | 60 | 65 | 74 | 83 | 91 | 91 | 85 | 73 | 60 | 52 | 70 |
| Avg Precip (In.) | 7.68 | 7.29 | 6.65 | 3.08 | 1.44 | .43 | .09 | .15 | .73 | 2.17 | 4.87 | 5.33 | 39.9 |