Hermitage, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.5 °F (low) to 67.3 °F (high). Annual precipitation averages 44.2 Inches. Hermitage 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 | 20.4 °F | 42.2 °F | 1.91 in. |
| February | 24.2 °F | 47.4 °F | 2.07 in. |
| March | 33.7 °F | 57.5 °F | 3.08 in. |
| April | 43.3 °F | 68.6 °F | 4.97 in. |
| May | 53.8 °F | 75.9 °F | 5.62 in. |
| June | 63.3 °F | 84.2 °F | 4.39 in. |
| July | 67.5 °F | 88.9 °F | 4.46 in. |
| August | 65.5 °F | 88.5 °F | 4.1 in. |
| September | 57.3 °F | 81.2 °F | 4.35 in. |
| October | 44.8 °F | 70.2 °F | 3.59 in. |
| November | 34.8 °F | 57.0 °F | 3.18 in. |
| December | 25.9 °F | 46.0 °F | 2.52 in. |
| Annual | 44.5 °F | 67.3 °F | 44.24 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 |