Hughesville, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.6 °F (low) to 64.9 °F (high). Annual precipitation averages 42.1 Inches. Hughesville is located in USDA Plant Hardiness Zone 6b. 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 | 20.2 °F | 38.6 °F | 1.62 in. |
| February | 24.1 °F | 43.6 °F | 2.0 in. |
| March | 33.5 °F | 54.6 °F | 2.82 in. |
| April | 43.5 °F | 65.4 °F | 4.49 in. |
| May | 54.6 °F | 74.7 °F | 5.29 in. |
| June | 64.0 °F | 83.5 °F | 4.98 in. |
| July | 67.9 °F | 87.6 °F | 4.59 in. |
| August | 65.7 °F | 86.7 °F | 3.93 in. |
| September | 57.0 °F | 79.5 °F | 4.15 in. |
| October | 45.1 °F | 67.9 °F | 3.46 in. |
| November | 34.2 °F | 54.3 °F | 2.73 in. |
| December | 25.0 °F | 42.6 °F | 2.06 in. |
| Annual | 44.6 °F | 64.9 °F | 42.12 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 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |