Doniphan, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.4 °F (low) to 62.2 °F (high). Annual precipitation averages 28 Inches. Doniphan 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.1 °F | 35.3 °F | 0.57 in. |
| February | 18.3 °F | 39.0 °F | 0.76 in. |
| March | 27.6 °F | 51.2 °F | 1.35 in. |
| April | 37.9 °F | 61.9 °F | 2.88 in. |
| May | 49.3 °F | 72.0 °F | 4.7 in. |
| June | 60.1 °F | 82.7 °F | 3.96 in. |
| July | 64.6 °F | 86.9 °F | 3.6 in. |
| August | 62.2 °F | 84.7 °F | 3.75 in. |
| September | 52.9 °F | 78.3 °F | 2.21 in. |
| October | 39.7 °F | 65.4 °F | 2.11 in. |
| November | 27.2 °F | 50.9 °F | 1.22 in. |
| December | 18.0 °F | 38.5 °F | 0.89 in. |
| Annual | 39.4 °F | 62.2 °F | 28 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 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |