Amity, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.2 °F (low) to 62.8 °F (high). Annual precipitation averages 39.3 Inches. Amity 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.5 °F | 35.0 °F | 0.99 in. |
| February | 20.2 °F | 40.2 °F | 1.39 in. |
| March | 30.8 °F | 52.5 °F | 2.44 in. |
| April | 40.6 °F | 63.1 °F | 3.81 in. |
| May | 52.2 °F | 72.9 °F | 5.64 in. |
| June | 62.1 °F | 82.3 °F | 5.33 in. |
| July | 66.5 °F | 86.8 °F | 4.75 in. |
| August | 64.4 °F | 85.2 °F | 4.31 in. |
| September | 55.3 °F | 78.1 °F | 3.92 in. |
| October | 43.6 °F | 65.8 °F | 3.2 in. |
| November | 32.0 °F | 52.0 °F | 1.97 in. |
| December | 22.0 °F | 39.4 °F | 1.56 in. |
| Annual | 42.2 °F | 62.8 °F | 39.31 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |