Topock, Arizona has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 59.2 °F (low) to 88.2 °F (high). Annual precipitation averages 6.1 Inches. Topock is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 42.0 °F | 66.7 °F | 0.92 in. |
| February | 44.5 °F | 71.0 °F | 1.04 in. |
| March | 49.8 °F | 79.0 °F | 0.8 in. |
| April | 55.7 °F | 86.8 °F | 0.22 in. |
| May | 64.8 °F | 96.2 °F | 0.06 in. |
| June | 72.7 °F | 105.4 °F | 0.02 in. |
| July | 80.7 °F | 109.9 °F | 0.41 in. |
| August | 79.9 °F | 109.0 °F | 0.62 in. |
| September | 72.0 °F | 102.9 °F | 0.59 in. |
| October | 59.2 °F | 90.0 °F | 0.53 in. |
| November | 47.9 °F | 76.1 °F | 0.31 in. |
| December | 41.2 °F | 65.1 °F | 0.6 in. |
| Annual | 59.2 °F | 88.2 °F | 6.12 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BWh - Hot Desert Climate |