Jasper, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.7 °C (low) to 26.4 °C (high). Annual precipitation averages 1345.2 Millimeters. Jasper is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.8 °C | 18.1 °C | 116.33 mm |
| February | 6.3 °C | 20.1 °C | 95.5 mm |
| March | 9 °C | 23.4 °C | 117.35 mm |
| April | 12.7 °C | 26.6 °C | 84.33 mm |
| May | 16.9 °C | 30.2 °C | 81.53 mm |
| June | 20.8 °C | 32.3 °C | 189.74 mm |
| July | 22 °C | 33.2 °C | 151.64 mm |
| August | 22 °C | 32.8 °C | 158.24 mm |
| September | 20 °C | 31.2 °C | 129.79 mm |
| October | 14.7 °C | 27.3 °C | 81.28 mm |
| November | 8.8 °C | 22.8 °C | 58.42 mm |
| December | 6.2 °C | 19.3 °C | 81.03 mm |
| Annual | 13.7 °C | 26.4 °C | 1345.18 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |