Palatka, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 59.5 °F (low) to 80.5 °F (high). Annual precipitation averages 54.9 Inches. Palatka is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Jan. 1 - Jan. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 44.4 °F | 67.5 °F | 3.25 in. |
| February | 46.7 °F | 70.4 °F | 2.79 in. |
| March | 51.3 °F | 75.3 °F | 3.56 in. |
| April | 57.2 °F | 81.0 °F | 2.87 in. |
| May | 63.8 °F | 86.6 °F | 3.6 in. |
| June | 70.4 °F | 89.9 °F | 7.72 in. |
| July | 72.3 °F | 91.1 °F | 7.06 in. |
| August | 72.6 °F | 90.9 °F | 7.72 in. |
| September | 70.5 °F | 87.5 °F | 7.24 in. |
| October | 63.2 °F | 81.6 °F | 3.97 in. |
| November | 53.8 °F | 74.7 °F | 2.36 in. |
| December | 47.7 °F | 69.6 °F | 2.78 in. |
| Annual | 59.5 °F | 80.5 °F | 54.92 in. |
| Average First Frost Date | Jan. 1 - Jan. 10 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |