Hot Springs, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10 °C (low) to 22.7 °C (high). Annual precipitation averages 1396.2 Millimeters. Hot Springs is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.1 °C | 10.7 °C | 92.96 mm |
| February | 0.7 °C | 13.4 °C | 111.76 mm |
| March | 4.6 °C | 17.9 °C | 134.11 mm |
| April | 9.2 °C | 23 °C | 141.48 mm |
| May | 14.8 °C | 26.8 °C | 153.16 mm |
| June | 19.3 °C | 31.2 °C | 108.71 mm |
| July | 21.2 °C | 33.6 °C | 108.2 mm |
| August | 20.5 °C | 33.6 °C | 86.36 mm |
| September | 16.5 °C | 29.7 °C | 92.71 mm |
| October | 9.9 °C | 23.8 °C | 121.67 mm |
| November | 4.2 °C | 16.9 °C | 121.41 mm |
| December | 0.3 °C | 11.9 °C | 123.7 mm |
| Annual | 10 °C | 22.7 °C | 1396.23 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |