Columbus, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.8 °F (low) to 61 °F (high). Annual precipitation averages 28.9 Inches. Columbus is located in USDA Plant Hardiness Zone 5b. 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 | 12.6 °F | 32.4 °F | 0.65 in. |
| February | 16.4 °F | 36.8 °F | 0.71 in. |
| March | 26.8 °F | 49.3 °F | 1.49 in. |
| April | 37.5 °F | 61.5 °F | 2.82 in. |
| May | 49.6 °F | 72.1 °F | 4.75 in. |
| June | 60.5 °F | 82.6 °F | 4.75 in. |
| July | 64.8 °F | 86.5 °F | 3.41 in. |
| August | 62.1 °F | 84.0 °F | 3.4 in. |
| September | 52.7 °F | 77.5 °F | 2.51 in. |
| October | 39.6 °F | 64.2 °F | 2.25 in. |
| November | 26.7 °F | 49.1 °F | 1.27 in. |
| December | 16.5 °F | 36.1 °F | 0.91 in. |
| Annual | 38.8 °F | 61 °F | 28.92 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 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |