Bosworth, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.4 °F (low) to 64.1 °F (high). Annual precipitation averages 40.9 Inches. Bosworth is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.2 °F | 36.6 °F | 1.35 in. |
| February | 22.2 °F | 42.0 °F | 1.82 in. |
| March | 32.0 °F | 53.7 °F | 2.73 in. |
| April | 42.6 °F | 64.8 °F | 4.07 in. |
| May | 53.7 °F | 74.4 °F | 5.38 in. |
| June | 63.5 °F | 83.3 °F | 5.28 in. |
| July | 67.4 °F | 87.4 °F | 4.57 in. |
| August | 64.8 °F | 86.0 °F | 4.19 in. |
| September | 55.9 °F | 79.2 °F | 4.16 in. |
| October | 44.2 °F | 67.2 °F | 3.22 in. |
| November | 32.8 °F | 53.2 °F | 2.4 in. |
| December | 23.3 °F | 40.9 °F | 1.73 in. |
| Annual | 43.4 °F | 64.1 °F | 40.9 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°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 |