Lake Butler, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 57.4 °F (low) to 80.4 °F (high). Annual precipitation averages 53.4 Inches. Lake Butler 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 | 41.7 °F | 66.4 °F | 3.82 in. |
| February | 44.6 °F | 69.5 °F | 3.09 in. |
| March | 49.0 °F | 75.3 °F | 3.73 in. |
| April | 54.8 °F | 80.6 °F | 2.9 in. |
| May | 62.3 °F | 87.2 °F | 3.44 in. |
| June | 69.3 °F | 90.3 °F | 7.88 in. |
| July | 71.6 °F | 91.6 °F | 7.0 in. |
| August | 71.6 °F | 91.0 °F | 7.28 in. |
| September | 68.8 °F | 88.2 °F | 5.99 in. |
| October | 59.8 °F | 81.8 °F | 3.25 in. |
| November | 50.1 °F | 74.2 °F | 2.01 in. |
| December | 44.6 °F | 68.5 °F | 3.01 in. |
| Annual | 57.4 °F | 80.4 °F | 53.4 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |