Dixon, 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 18.7 °C (high). Annual precipitation averages 1161 Millimeters. Dixon 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 | -5.2 °C | 4.9 °C | 66.04 mm |
| February | -3.1 °C | 7.7 °C | 61.98 mm |
| March | 1.5 °C | 13.1 °C | 97.28 mm |
| April | 7.3 °C | 19.3 °C | 119.63 mm |
| May | 12.9 °C | 23.9 °C | 138.43 mm |
| June | 17.7 °C | 28.3 °C | 114.05 mm |
| July | 19.8 °C | 30.8 °C | 107.7 mm |
| August | 19 °C | 30.6 °C | 101.85 mm |
| September | 14.3 °C | 26.3 °C | 106.17 mm |
| October | 7.9 °C | 20.2 °C | 84.07 mm |
| November | 2.1 °C | 12.9 °C | 95.5 mm |
| December | -2.9 °C | 6.8 °C | 68.33 mm |
| Annual | 7.6 °C | 18.7 °C | 1161.03 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 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |