North Richmond, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 50.4 °F (low) to 66.1 °F (high). Annual precipitation averages 24.4 Inches. North Richmond is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 44.2 °F | 56.4 °F | 4.95 in. |
| February | 45.7 °F | 60.0 °F | 4.86 in. |
| March | 47.2 °F | 63.0 °F | 3.46 in. |
| April | 48.8 °F | 65.3 °F | 1.42 in. |
| May | 51.4 °F | 67.8 °F | 0.75 in. |
| June | 54.0 °F | 70.9 °F | 0.2 in. |
| July | 55.5 °F | 71.0 °F | 0.0 in. |
| August | 56.3 °F | 71.9 °F | 0.04 in. |
| September | 55.7 °F | 73.9 °F | 0.07 in. |
| October | 53.1 °F | 72.1 °F | 1.09 in. |
| November | 48.4 °F | 63.6 °F | 2.41 in. |
| December | 44.3 °F | 56.8 °F | 5.18 in. |
| Annual | 50.4 °F | 66.1 °F | 24.43 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10a : 30°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 10a : 30°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |