Hawthorne, Nevada has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 40.3 °F (low) to 70.2 °F (high). Annual precipitation averages 4.7 Inches. Hawthorne is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.4 °F | 48.1 °F | 0.5 in. |
| February | 27.5 °F | 53.7 °F | 0.39 in. |
| March | 32.7 °F | 61.3 °F | 0.7 in. |
| April | 37.1 °F | 66.9 °F | 0.41 in. |
| May | 45.6 °F | 76.4 °F | 0.72 in. |
| June | 53.0 °F | 86.9 °F | 0.33 in. |
| July | 60.4 °F | 95.3 °F | 0.3 in. |
| August | 58.5 °F | 93.9 °F | 0.2 in. |
| September | 50.9 °F | 85.0 °F | 0.18 in. |
| October | 39.9 °F | 71.1 °F | 0.28 in. |
| November | 29.8 °F | 57.1 °F | 0.35 in. |
| December | 23.2 °F | 46.7 °F | 0.32 in. |
| Annual | 40.3 °F | 70.2 °F | 4.68 in. |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |