Diggins, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.4 °F (low) to 65.7 °F (high). Annual precipitation averages 47.8 Inches. Diggins is located in USDA Plant Hardiness Zone 7a. 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 | 23.2 °F | 41.4 °F | 2.76 in. |
| February | 27.0 °F | 46.2 °F | 2.71 in. |
| March | 35.8 °F | 55.5 °F | 4.17 in. |
| April | 45.4 °F | 66.1 °F | 4.93 in. |
| May | 55.1 °F | 74.8 °F | 5.76 in. |
| June | 64.1 °F | 82.7 °F | 4.51 in. |
| July | 68.3 °F | 87.3 °F | 4.41 in. |
| August | 66.5 °F | 86.7 °F | 3.53 in. |
| September | 58.9 °F | 79.5 °F | 4.33 in. |
| October | 47.6 °F | 68.1 °F | 3.72 in. |
| November | 37.3 °F | 55.6 °F | 4.01 in. |
| December | 27.7 °F | 44.4 °F | 2.95 in. |
| Annual | 46.4 °F | 65.7 °F | 47.79 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 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |