Hadar, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.7 °C (low) to 15.5 °C (high). Annual precipitation averages 715.3 Millimeters. Hadar 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 | -11.9 °C | -0.4 °C | 14.48 mm |
| February | -9.8 °C | 2.1 °C | 19.3 mm |
| March | -4.1 °C | 8.9 °C | 37.85 mm |
| April | 1.9 °C | 15.6 °C | 74.68 mm |
| May | 8.7 °C | 21.8 °C | 104.39 mm |
| June | 14.8 °C | 27.3 °C | 110.74 mm |
| July | 17.2 °C | 29.5 °C | 80.01 mm |
| August | 15.8 °C | 28.2 °C | 96.01 mm |
| September | 10.5 °C | 24.7 °C | 66.29 mm |
| October | 3.2 °C | 17.6 °C | 58.93 mm |
| November | -4.1 °C | 9 °C | 30.48 mm |
| December | -9.5 °C | 1.6 °C | 22.1 mm |
| Annual | 2.7 °C | 15.5 °C | 715.26 mm |
| 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 : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |