Palm Beach, Florida has a Tropical Rainforest climate (Köppen classification: Af). Average annual temperatures range from 69.6 °F (low) to 82.1 °F (high). Annual precipitation averages 64.4 Inches. Palm Beach is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 59.4 °F | 73.8 °F | 3.72 in. |
| February | 61.1 °F | 76.0 °F | 2.9 in. |
| March | 63.8 °F | 77.4 °F | 3.86 in. |
| April | 68.5 °F | 81.0 °F | 3.95 in. |
| May | 72.3 °F | 84.0 °F | 4.56 in. |
| June | 75.7 °F | 87.2 °F | 9.13 in. |
| July | 77.0 °F | 88.8 °F | 6.26 in. |
| August | 77.3 °F | 89.2 °F | 8.29 in. |
| September | 76.5 °F | 87.0 °F | 8.49 in. |
| October | 73.4 °F | 84.3 °F | 6.21 in. |
| November | 67.2 °F | 79.9 °F | 3.78 in. |
| December | 62.8 °F | 76.5 °F | 3.29 in. |
| Annual | 69.6 °F | 82.1 °F | 64.44 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 |