Edgar, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.7 °F (low) to 63.2 °F (high). Annual precipitation averages 27.8 Inches. Edgar is located in USDA Plant Hardiness Zone 6a. 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 | 14.8 °F | 35.8 °F | 0.62 in. |
| February | 18.4 °F | 40.4 °F | 0.74 in. |
| March | 27.5 °F | 52.7 °F | 1.45 in. |
| April | 37.9 °F | 63.3 °F | 2.5 in. |
| May | 49.7 °F | 73.0 °F | 4.6 in. |
| June | 60.6 °F | 83.5 °F | 3.92 in. |
| July | 64.9 °F | 87.4 °F | 4.07 in. |
| August | 62.6 °F | 85.4 °F | 3.5 in. |
| September | 53.2 °F | 79.3 °F | 2.19 in. |
| October | 40.3 °F | 66.7 °F | 2.12 in. |
| November | 27.6 °F | 51.5 °F | 1.2 in. |
| December | 18.4 °F | 39.0 °F | 0.86 in. |
| Annual | 39.7 °F | 63.2 °F | 27.77 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |