West Palm Beach, Florida has a Tropical Rainforest climate (Köppen classification: Af). Average annual temperatures range from 69.2 °F (low) to 82.3 °F (high). Annual precipitation averages 65 Inches. West Palm Beach is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 59.1 °F | 74.0 °F | 3.75 in. |
| February | 60.8 °F | 76.3 °F | 2.9 in. |
| March | 63.4 °F | 77.7 °F | 3.92 in. |
| April | 68.1 °F | 81.1 °F | 4.03 in. |
| May | 72.0 °F | 84.1 °F | 4.61 in. |
| June | 75.3 °F | 87.4 °F | 9.23 in. |
| July | 76.6 °F | 89.1 °F | 6.32 in. |
| August | 76.9 °F | 89.5 °F | 8.43 in. |
| September | 76.1 °F | 87.2 °F | 8.53 in. |
| October | 73.0 °F | 84.5 °F | 6.27 in. |
| November | 66.8 °F | 80.1 °F | 3.74 in. |
| December | 62.4 °F | 76.6 °F | 3.24 in. |
| Annual | 69.2 °F | 82.3 °F | 64.97 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 35°F to 30°F |
| Plant Hardiness Zone - 2012 | Zone 10b : 35°F to 30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Af - Tropical Rainforest |