Peters, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 9.1 °C (low) to 23.5 °C (high). Annual precipitation averages 434.8 Millimeters. Peters is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 1 - Feb. 10 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.7 °C | 13 °C | 84.84 mm |
| February | 4.9 °C | 16.1 °C | 72.64 mm |
| March | 6.4 °C | 19.1 °C | 62.48 mm |
| April | 7.9 °C | 21.9 °C | 38.86 mm |
| May | 10.7 °C | 26.4 °C | 21.84 mm |
| June | 13.3 °C | 30.7 °C | 4.83 mm |
| July | 15.1 °C | 33.6 °C | 0.51 mm |
| August | 14.8 °C | 32.9 °C | 1.52 mm |
| September | 13.3 °C | 30.8 °C | 2.79 mm |
| October | 9.7 °C | 25.7 °C | 20.32 mm |
| November | 5.7 °C | 18.4 °C | 41.91 mm |
| December | 3.3 °C | 13.3 °C | 82.3 mm |
| Annual | 9.1 °C | 23.5 °C | 434.84 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 1 - Feb. 10 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |