Richland, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.8 °C (low) to 16.2 °C (high). Annual precipitation averages 741.4 Millimeters. Richland 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 | -10.8 °C | 0.2 °C | 16.51 mm |
| February | -8.7 °C | 2.7 °C | 19.05 mm |
| March | -2.9 °C | 9.7 °C | 39.12 mm |
| April | 3.1 °C | 16.5 °C | 72.9 mm |
| May | 9.8 °C | 22.4 °C | 119.13 mm |
| June | 15.9 °C | 28.3 °C | 120.9 mm |
| July | 18.3 °C | 30.4 °C | 85.09 mm |
| August | 16.8 °C | 29.1 °C | 89.92 mm |
| September | 11.6 °C | 25.4 °C | 67.06 mm |
| October | 4.3 °C | 18 °C | 55.88 mm |
| November | -2.8 °C | 9.6 °C | 32 mm |
| December | -8.5 °C | 2.3 °C | 23.88 mm |
| Annual | 3.8 °C | 16.2 °C | 741.44 mm |
| 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 : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |