Ducor, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 50.8 °F (low) to 77.6 °F (high). Annual precipitation averages 9.5 Inches. Ducor is located in USDA Plant Hardiness Zone 9b. 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 | 38.7 °F | 57.9 °F | 1.95 in. |
| February | 41.1 °F | 63.3 °F | 1.76 in. |
| March | 44.6 °F | 69.2 °F | 1.53 in. |
| April | 47.6 °F | 74.8 °F | 0.92 in. |
| May | 54.0 °F | 83.4 °F | 0.35 in. |
| June | 60.1 °F | 91.8 °F | 0.1 in. |
| July | 66.1 °F | 97.1 °F | 0.02 in. |
| August | 64.8 °F | 96.3 °F | 0.02 in. |
| September | 60.3 °F | 91.5 °F | 0.08 in. |
| October | 51.8 °F | 80.9 °F | 0.46 in. |
| November | 42.9 °F | 67.0 °F | 0.86 in. |
| December | 37.4 °F | 57.8 °F | 1.49 in. |
| Annual | 50.8 °F | 77.6 °F | 9.54 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 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |