Avoca, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.4 °F (low) to 61.9 °F (high). Annual precipitation averages 32.9 Inches. Avoca is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 14.6 °F | 33.5 °F | 0.83 in. |
| February | 18.2 °F | 38.3 °F | 1.06 in. |
| March | 28.5 °F | 51.1 °F | 1.79 in. |
| April | 39.0 °F | 62.9 °F | 3.25 in. |
| May | 51.0 °F | 72.6 °F | 5.33 in. |
| June | 61.7 °F | 82.4 °F | 4.88 in. |
| July | 65.6 °F | 86.1 °F | 3.97 in. |
| August | 63.2 °F | 84.3 °F | 3.48 in. |
| September | 53.8 °F | 77.8 °F | 3.02 in. |
| October | 41.5 °F | 65.6 °F | 2.56 in. |
| November | 28.9 °F | 50.4 °F | 1.51 in. |
| December | 19.1 °F | 37.9 °F | 1.2 in. |
| Annual | 40.4 °F | 61.9 °F | 32.88 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |