Atlanta, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.3 °C (low) to 19.7 °C (high). Annual precipitation averages 956.3 Millimeters. Atlanta is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.8 °C | 6.1 °C | 23.11 mm |
| February | -4.3 °C | 8.6 °C | 32 mm |
| March | 1.1 °C | 14.3 °C | 66.29 mm |
| April | 6.4 °C | 19.6 °C | 91.19 mm |
| May | 12.6 °C | 24.2 °C | 158.75 mm |
| June | 18.1 °C | 29.6 °C | 136.91 mm |
| July | 20.2 °C | 32.3 °C | 94.74 mm |
| August | 19.3 °C | 31.6 °C | 103.12 mm |
| September | 14.8 °C | 27.9 °C | 80.01 mm |
| October | 7.8 °C | 21.1 °C | 83.57 mm |
| November | 1.1 °C | 13.7 °C | 49.53 mm |
| December | -4.3 °C | 7.2 °C | 37.08 mm |
| Annual | 7.3 °C | 19.7 °C | 956.3 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |