Stoutland, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.6 °C (low) to 19 °C (high). Annual precipitation averages 1143.8 Millimeters. Stoutland is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5 °C | 5.3 °C | 63.75 mm |
| February | -2.8 °C | 8.3 °C | 62.48 mm |
| March | 1.6 °C | 13.7 °C | 93.47 mm |
| April | 7.1 °C | 19.6 °C | 118.62 mm |
| May | 12.6 °C | 24.1 °C | 138.43 mm |
| June | 17.3 °C | 28.4 °C | 111 mm |
| July | 19.7 °C | 30.9 °C | 102.87 mm |
| August | 18.7 °C | 30.7 °C | 101.35 mm |
| September | 14 °C | 26.5 °C | 106.93 mm |
| October | 7.8 °C | 20.4 °C | 86.11 mm |
| November | 2.2 °C | 13.2 °C | 90.68 mm |
| December | -2.6 °C | 7.4 °C | 68.07 mm |
| Annual | 7.6 °C | 19 °C | 1143.76 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |