Miller, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 37.4 °F (low) to 62.8 °F (high). Annual precipitation averages 23.6 Inches. Miller is located in USDA Plant Hardiness Zone 5b. 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 | 14.1 °F | 37.2 °F | 0.38 in. |
| February | 17.0 °F | 41.1 °F | 0.6 in. |
| March | 25.8 °F | 52.2 °F | 1.29 in. |
| April | 35.7 °F | 62.1 °F | 2.4 in. |
| May | 46.8 °F | 71.8 °F | 4.04 in. |
| June | 57.9 °F | 82.4 °F | 3.81 in. |
| July | 62.5 °F | 87.1 °F | 3.16 in. |
| August | 60.3 °F | 84.7 °F | 2.97 in. |
| September | 50.5 °F | 78.4 °F | 1.79 in. |
| October | 37.3 °F | 65.6 °F | 1.66 in. |
| November | 24.5 °F | 51.1 °F | 0.88 in. |
| December | 16.0 °F | 39.5 °F | 0.62 in. |
| Annual | 37.4 °F | 62.8 °F | 23.6 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 5b : -15°F to -10°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 |