Alexandria, 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 63.9 °F (high). Annual precipitation averages 30.2 Inches. Alexandria 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 | 15.5 °F | 36.4 °F | 0.72 in. |
| February | 19.0 °F | 41.0 °F | 0.85 in. |
| March | 28.7 °F | 53.3 °F | 1.56 in. |
| April | 38.8 °F | 64.1 °F | 2.73 in. |
| May | 50.8 °F | 74.1 °F | 5.01 in. |
| June | 61.6 °F | 84.3 °F | 4.38 in. |
| July | 66.0 °F | 88.6 °F | 4.03 in. |
| August | 63.5 °F | 86.5 °F | 3.41 in. |
| September | 54.1 °F | 79.7 °F | 2.84 in. |
| October | 41.3 °F | 67.1 °F | 2.33 in. |
| November | 28.6 °F | 52.2 °F | 1.31 in. |
| December | 19.3 °F | 39.9 °F | 1.02 in. |
| Annual | 40.6 °F | 63.9 °F | 30.19 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 |