Richards, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.5 °F (low) to 67.2 °F (high). Annual precipitation averages 44.6 Inches. Richards 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 | 21.9 °F | 41.8 °F | 1.61 in. |
| February | 25.6 °F | 47.0 °F | 1.84 in. |
| March | 34.6 °F | 57.2 °F | 3.06 in. |
| April | 44.4 °F | 67.4 °F | 4.81 in. |
| May | 55.0 °F | 75.9 °F | 6.22 in. |
| June | 64.5 °F | 84.9 °F | 5.61 in. |
| July | 68.8 °F | 89.6 °F | 4.59 in. |
| August | 66.6 °F | 89.1 °F | 3.88 in. |
| September | 57.8 °F | 81.1 °F | 4.5 in. |
| October | 45.9 °F | 69.9 °F | 3.53 in. |
| November | 35.0 °F | 56.5 °F | 2.77 in. |
| December | 26.0 °F | 45.4 °F | 2.17 in. |
| Annual | 45.5 °F | 67.2 °F | 44.59 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 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |