Boys Town, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.6 °F (low) to 61 °F (high). Annual precipitation averages 32.1 Inches. Boys Town 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 14.2 °F | 32.1 °F | 0.78 in. |
| February | 18.0 °F | 37.0 °F | 1.04 in. |
| March | 28.5 °F | 49.4 °F | 1.7 in. |
| April | 39.4 °F | 62.1 °F | 3.23 in. |
| May | 51.3 °F | 72.3 °F | 4.82 in. |
| June | 62.1 °F | 82.4 °F | 5.01 in. |
| July | 66.1 °F | 85.9 °F | 3.42 in. |
| August | 63.7 °F | 83.9 °F | 3.93 in. |
| September | 54.3 °F | 77.5 °F | 3.08 in. |
| October | 41.8 °F | 64.5 °F | 2.49 in. |
| November | 29.1 °F | 49.0 °F | 1.38 in. |
| December | 19.2 °F | 36.3 °F | 1.25 in. |
| Annual | 40.6 °F | 61 °F | 32.13 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |