Lockwood, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 42.4 °F (low) to 77.6 °F (high). Annual precipitation averages 14.5 Inches. Lockwood is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.9 °F | 61.9 °F | 3.34 in. |
| February | 36.2 °F | 63.4 °F | 3.0 in. |
| March | 38.1 °F | 67.7 °F | 2.57 in. |
| April | 39.4 °F | 72.4 °F | 0.84 in. |
| May | 43.7 °F | 81.1 °F | 0.33 in. |
| June | 48.0 °F | 89.3 °F | 0.04 in. |
| July | 52.7 °F | 95.6 °F | 0.03 in. |
| August | 52.1 °F | 95.9 °F | 0.01 in. |
| September | 48.9 °F | 91.0 °F | 0.07 in. |
| October | 43.5 °F | 81.8 °F | 0.58 in. |
| November | 37.5 °F | 69.6 °F | 1.22 in. |
| December | 33.7 °F | 61.1 °F | 2.44 in. |
| Annual | 42.4 °F | 77.6 °F | 14.47 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |