Ewing, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.5 °C (low) to 16 °C (high). Annual precipitation averages 692.4 Millimeters. Ewing is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.3 °C | 0.6 °C | 14.48 mm |
| February | -9.5 °C | 3.3 °C | 17.53 mm |
| March | -4.4 °C | 9.4 °C | 35.31 mm |
| April | 1.7 °C | 15.9 °C | 80.26 mm |
| May | 8.1 °C | 21.8 °C | 103.63 mm |
| June | 14.1 °C | 27.5 °C | 102.62 mm |
| July | 16.9 °C | 30.3 °C | 79.5 mm |
| August | 15.6 °C | 29.1 °C | 90.93 mm |
| September | 10.2 °C | 25.3 °C | 61.72 mm |
| October | 2.9 °C | 17.9 °C | 60.2 mm |
| November | -4.3 °C | 9 °C | 26.42 mm |
| December | -9.6 °C | 2.1 °C | 19.81 mm |
| Annual | 2.5 °C | 16 °C | 692.41 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |