Powersville, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.2 °F (low) to 61 °F (high). Annual precipitation averages 38.5 Inches. Powersville is located in USDA Plant Hardiness Zone 5b. 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 | 13.9 °F | 32.3 °F | 1.04 in. |
| February | 17.8 °F | 37.4 °F | 1.39 in. |
| March | 28.4 °F | 50.0 °F | 2.26 in. |
| April | 39.3 °F | 61.8 °F | 3.92 in. |
| May | 50.8 °F | 71.6 °F | 5.52 in. |
| June | 60.4 °F | 80.9 °F | 5.05 in. |
| July | 64.7 °F | 85.4 °F | 4.66 in. |
| August | 62.5 °F | 83.8 °F | 4.23 in. |
| September | 53.6 °F | 76.9 °F | 3.82 in. |
| October | 41.6 °F | 64.3 °F | 3.0 in. |
| November | 29.5 °F | 49.7 °F | 2.01 in. |
| December | 19.5 °F | 37.4 °F | 1.56 in. |
| Annual | 40.2 °F | 61 °F | 38.46 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |