Emerson, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 36.9 °F (low) to 59.7 °F (high). Annual precipitation averages 29.5 Inches. Emerson is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.4 °F | 30.0 °F | 0.62 in. |
| February | 14.5 °F | 34.2 °F | 0.81 in. |
| March | 24.4 °F | 47.2 °F | 1.6 in. |
| April | 35.3 °F | 60.3 °F | 3.26 in. |
| May | 47.8 °F | 71.7 °F | 4.01 in. |
| June | 58.9 °F | 81.5 °F | 4.94 in. |
| July | 62.8 °F | 85.3 °F | 3.05 in. |
| August | 60.3 °F | 82.9 °F | 3.64 in. |
| September | 50.8 °F | 76.8 °F | 3.02 in. |
| October | 38.0 °F | 64.1 °F | 2.3 in. |
| November | 24.7 °F | 47.6 °F | 1.33 in. |
| December | 14.8 °F | 34.4 °F | 0.96 in. |
| Annual | 36.9 °F | 59.7 °F | 29.54 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |