Bellevue, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.6 °C (low) to 16.6 °C (high). Annual precipitation averages 837.2 Millimeters. Bellevue is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.3 °C | 0.4 °C | 20.83 mm |
| February | -8.2 °C | 3.2 °C | 25.91 mm |
| March | -2.1 °C | 10.3 °C | 45.97 mm |
| April | 3.9 °C | 17.2 °C | 86.36 mm |
| May | 10.8 °C | 22.7 °C | 126.75 mm |
| June | 16.6 °C | 28.4 °C | 125.73 mm |
| July | 19.1 °C | 30.2 °C | 91.44 mm |
| August | 17.6 °C | 29.3 °C | 100.58 mm |
| September | 12.1 °C | 25.7 °C | 77.98 mm |
| October | 5.1 °C | 18.6 °C | 65.79 mm |
| November | -2.1 °C | 9.9 °C | 38.35 mm |
| December | -7.6 °C | 2.9 °C | 31.5 mm |
| Annual | 4.6 °C | 16.6 °C | 837.19 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |