Genoa, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.6 °C (low) to 16.6 °C (high). Annual precipitation averages 707.1 Millimeters. Genoa is located in USDA Plant Hardiness Zone 5b. 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 | -10.3 °C | 1.1 °C | 17.02 mm |
| February | -8.3 °C | 3.6 °C | 19.05 mm |
| March | -2.8 °C | 10.3 °C | 39.62 mm |
| April | 2.9 °C | 17.1 °C | 72.64 mm |
| May | 9.3 °C | 22.7 °C | 114.05 mm |
| June | 15.3 °C | 28.1 °C | 112.01 mm |
| July | 17.7 °C | 30.1 °C | 77.98 mm |
| August | 16.3 °C | 28.9 °C | 81.28 mm |
| September | 11.2 °C | 25.7 °C | 62.99 mm |
| October | 3.9 °C | 18.7 °C | 55.37 mm |
| November | -3.3 °C | 9.8 °C | 32 mm |
| December | -8.5 °C | 2.9 °C | 23.11 mm |
| Annual | 3.6 °C | 16.6 °C | 707.12 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |