Moscow Mills, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.2 °C (low) to 18.6 °C (high). Annual precipitation averages 1085.8 Millimeters. Moscow Mills 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.9 °C | 3.8 °C | 57.15 mm |
| February | -4 °C | 6.9 °C | 55.37 mm |
| March | 0.8 °C | 12.7 °C | 77.72 mm |
| April | 6.8 °C | 19.4 °C | 112.78 mm |
| May | 12.8 °C | 24.3 °C | 131.32 mm |
| June | 17.8 °C | 29 °C | 122.68 mm |
| July | 19.9 °C | 31.1 °C | 103.63 mm |
| August | 18.7 °C | 30.4 °C | 88.39 mm |
| September | 14.1 °C | 26.8 °C | 96.01 mm |
| October | 7.6 °C | 20.3 °C | 89.92 mm |
| November | 1.5 °C | 12.7 °C | 85.34 mm |
| December | -3.4 °C | 6.3 °C | 65.53 mm |
| Annual | 7.2 °C | 18.6 °C | 1085.84 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 |