Newport, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.4 °C (low) to 15.4 °C (high). Annual precipitation averages 665.8 Millimeters. Newport 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 Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.1 °C | 0.8 °C | 14.48 mm |
| February | -9.2 °C | 2.8 °C | 20.07 mm |
| March | -4.3 °C | 8.9 °C | 33.53 mm |
| April | 1.4 °C | 14.4 °C | 82.8 mm |
| May | 7.7 °C | 20.7 °C | 101.35 mm |
| June | 13.6 °C | 26.3 °C | 103.38 mm |
| July | 16.6 °C | 30.2 °C | 74.68 mm |
| August | 15.3 °C | 29.1 °C | 73.41 mm |
| September | 9.9 °C | 24.6 °C | 68.07 mm |
| October | 2.6 °C | 16.8 °C | 57.91 mm |
| November | -4.3 °C | 8.7 °C | 21.08 mm |
| December | -9.4 °C | 2 °C | 14.99 mm |
| Annual | 2.4 °C | 15.4 °C | 665.75 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |