Josephville, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.6 °F (low) to 66 °F (high). Annual precipitation averages 42.8 Inches. Josephville 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 | 22.3 °F | 39.8 °F | 2.44 in. |
| February | 25.1 °F | 45.5 °F | 2.29 in. |
| March | 34.3 °F | 55.7 °F | 3.31 in. |
| April | 45.0 °F | 67.3 °F | 4.58 in. |
| May | 55.3 °F | 76.0 °F | 5.09 in. |
| June | 64.7 °F | 84.4 °F | 4.62 in. |
| July | 68.1 °F | 88.1 °F | 4.01 in. |
| August | 66.4 °F | 87.0 °F | 3.59 in. |
| September | 57.7 °F | 80.3 °F | 3.44 in. |
| October | 46.0 °F | 68.7 °F | 3.35 in. |
| November | 35.4 °F | 55.5 °F | 3.41 in. |
| December | 26.7 °F | 44.1 °F | 2.65 in. |
| Annual | 45.6 °F | 66 °F | 42.78 in. |
| 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 : -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 |