Knights Landing, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 48.4 °F (low) to 74.4 °F (high). Annual precipitation averages 19.5 Inches. Knights Landing is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Jan. 1 - Jan. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.9 °F | 55.2 °F | 4.11 in. |
| February | 41.2 °F | 60.5 °F | 3.84 in. |
| March | 43.8 °F | 65.8 °F | 2.85 in. |
| April | 46.4 °F | 72.0 °F | 1.29 in. |
| May | 51.8 °F | 80.2 °F | 0.7 in. |
| June | 56.6 °F | 87.6 °F | 0.19 in. |
| July | 58.9 °F | 92.8 °F | 0.0 in. |
| August | 58.0 °F | 92.0 °F | 0.04 in. |
| September | 55.6 °F | 88.6 °F | 0.09 in. |
| October | 49.6 °F | 78.6 °F | 0.8 in. |
| November | 42.2 °F | 64.5 °F | 1.92 in. |
| December | 38.3 °F | 55.5 °F | 3.71 in. |
| Annual | 48.4 °F | 74.4 °F | 19.54 in. |
| Average First Frost Date | Jan. 1 - Jan. 10 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 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 | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |