Aten, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 36.9 °F (low) to 58.9 °F (high). Annual precipitation averages 27.4 Inches. Aten is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.5 °F | 28.8 °F | 0.55 in. |
| February | 13.1 °F | 33.9 °F | 0.75 in. |
| March | 24.0 °F | 45.8 °F | 1.43 in. |
| April | 35.4 °F | 58.8 °F | 2.92 in. |
| May | 47.7 °F | 70.5 °F | 4.15 in. |
| June | 58.9 °F | 81.1 °F | 4.13 in. |
| July | 63.4 °F | 85.8 °F | 2.94 in. |
| August | 61.0 °F | 83.4 °F | 3.21 in. |
| September | 51.6 °F | 76.3 °F | 2.8 in. |
| October | 38.2 °F | 62.6 °F | 2.59 in. |
| November | 25.1 °F | 46.6 °F | 1.07 in. |
| December | 14.4 °F | 33.2 °F | 0.81 in. |
| Annual | 36.9 °F | 58.9 °F | 27.35 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |