Haverhill, Florida has a Tropical Rainforest climate (Köppen classification: Af). Average annual temperatures range from 19.8 °C (low) to 28.3 °C (high). Annual precipitation averages 1584.5 Millimeters. Haverhill is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.9 °C | 23.6 °C | 84.33 mm |
| February | 14.9 °C | 24.7 °C | 65.53 mm |
| March | 16.5 °C | 25.9 °C | 97.54 mm |
| April | 19 °C | 27.9 °C | 96.01 mm |
| May | 21.3 °C | 29.8 °C | 117.35 mm |
| June | 23.4 °C | 31.2 °C | 227.08 mm |
| July | 24.1 °C | 32.1 °C | 153.42 mm |
| August | 24.4 °C | 32.2 °C | 216.15 mm |
| September | 23.8 °C | 31.2 °C | 212.85 mm |
| October | 21.9 °C | 29.4 °C | 151.64 mm |
| November | 18.3 °C | 26.8 °C | 90.17 mm |
| December | 15.9 °C | 24.8 °C | 72.39 mm |
| Annual | 19.8 °C | 28.3 °C | 1584.46 mm |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 1.7°C to 4.4°C |
| Plant Hardiness Zone - 2012 | Zone 10b : 1.7°C to 4.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Af - Tropical Rainforest |