Alba, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.6 °F (low) to 68 °F (high). Annual precipitation averages 46.7 Inches. Alba 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 | 24.0 °F | 43.6 °F | 1.97 in. |
| February | 27.4 °F | 48.6 °F | 2.12 in. |
| March | 36.0 °F | 58.4 °F | 3.36 in. |
| April | 45.5 °F | 68.1 °F | 5.07 in. |
| May | 55.8 °F | 76.2 °F | 6.76 in. |
| June | 65.0 °F | 85.1 °F | 5.4 in. |
| July | 69.2 °F | 89.8 °F | 4.12 in. |
| August | 67.2 °F | 89.5 °F | 3.56 in. |
| September | 58.7 °F | 81.9 °F | 4.53 in. |
| October | 46.9 °F | 70.7 °F | 3.8 in. |
| November | 36.2 °F | 57.7 °F | 3.37 in. |
| December | 27.5 °F | 46.9 °F | 2.64 in. |
| Annual | 46.6 °F | 68 °F | 46.7 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 |