North Platte, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 36.1 °F (low) to 62.9 °F (high). Annual precipitation averages 21.4 Inches. North Platte is located in USDA Plant Hardiness Zone 5b. 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 | 13.2 °F | 38.6 °F | 0.33 in. |
| February | 16.3 °F | 41.8 °F | 0.51 in. |
| March | 24.9 °F | 52.6 °F | 0.99 in. |
| April | 34.1 °F | 60.9 °F | 2.25 in. |
| May | 45.2 °F | 70.9 °F | 3.51 in. |
| June | 56.2 °F | 81.9 °F | 3.64 in. |
| July | 61.5 °F | 87.7 °F | 3.1 in. |
| August | 59.2 °F | 85.8 °F | 2.63 in. |
| September | 49.2 °F | 78.5 °F | 1.66 in. |
| October | 35.5 °F | 64.8 °F | 1.77 in. |
| November | 23.3 °F | 51.1 °F | 0.55 in. |
| December | 14.6 °F | 40.2 °F | 0.43 in. |
| Annual | 36.1 °F | 62.9 °F | 21.37 in. |
| 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 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |