Rancho Cordova, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 49.3 °F (low) to 74.4 °F (high). Annual precipitation averages 22.6 Inches. Rancho Cordova 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 | 39.3 °F | 55.4 °F | 3.99 in. |
| February | 41.4 °F | 60.6 °F | 3.98 in. |
| March | 44.4 °F | 65.7 °F | 3.25 in. |
| April | 46.9 °F | 71.4 °F | 1.87 in. |
| May | 52.3 °F | 79.7 °F | 1.12 in. |
| June | 57.3 °F | 87.6 °F | 0.23 in. |
| July | 60.6 °F | 93.3 °F | 0.01 in. |
| August | 59.9 °F | 92.2 °F | 0.02 in. |
| September | 57.0 °F | 88.6 °F | 0.17 in. |
| October | 50.5 °F | 78.2 °F | 1.45 in. |
| November | 42.9 °F | 64.5 °F | 2.17 in. |
| December | 38.8 °F | 55.8 °F | 4.31 in. |
| Annual | 49.3 °F | 74.4 °F | 22.57 in. |
| Average First Frost Date | Jan. 1 - Jan. 10 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | Frost Rare |
| 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 |