Ahwahnee, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 8.5 °C (low) to 23.9 °C (high). Annual precipitation averages 700 Millimeters. Ahwahnee is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °C | 13.9 °C | 144.78 mm |
| February | 2.7 °C | 14.7 °C | 120.65 mm |
| March | 4.2 °C | 17.1 °C | 113.28 mm |
| April | 5.6 °C | 20.3 °C | 59.18 mm |
| May | 9.3 °C | 25.8 °C | 30.48 mm |
| June | 13.4 °C | 31.9 °C | 9.91 mm |
| July | 17.4 °C | 36.4 °C | 2.79 mm |
| August | 17 °C | 36.3 °C | 4.83 mm |
| September | 14.3 °C | 32.8 °C | 4.57 mm |
| October | 9.5 °C | 26.2 °C | 29.72 mm |
| November | 4.8 °C | 18.3 °C | 62.48 mm |
| December | 1.8 °C | 13.6 °C | 117.35 mm |
| Annual | 8.5 °C | 23.9 °C | 700.02 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |