Bloomington, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.7 °F (low) to 64.5 °F (high). Annual precipitation averages 25.3 Inches. Bloomington is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 14.4 °F | 38.2 °F | 0.47 in. |
| February | 17.3 °F | 42.3 °F | 0.7 in. |
| March | 26.6 °F | 54.0 °F | 1.39 in. |
| April | 36.6 °F | 64.0 °F | 2.37 in. |
| May | 48.6 °F | 73.9 °F | 4.22 in. |
| June | 59.7 °F | 84.8 °F | 3.7 in. |
| July | 64.9 °F | 89.7 °F | 3.89 in. |
| August | 62.4 °F | 87.4 °F | 3.1 in. |
| September | 52.6 °F | 80.1 °F | 1.77 in. |
| October | 38.7 °F | 66.8 °F | 1.95 in. |
| November | 25.8 °F | 52.6 °F | 0.98 in. |
| December | 17.0 °F | 40.5 °F | 0.74 in. |
| Annual | 38.7 °F | 64.5 °F | 25.28 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |