Correll, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.3 °F (low) to 54.3 °F (high). Annual precipitation averages 26.6 Inches. Correll is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.8 °F | 21.8 °F | 0.72 in. |
| February | 6.1 °F | 26.1 °F | 0.76 in. |
| March | 19.3 °F | 38.6 °F | 1.3 in. |
| April | 32.9 °F | 55.1 °F | 2.37 in. |
| May | 46.1 °F | 68.6 °F | 2.99 in. |
| June | 57.3 °F | 78.3 °F | 4.07 in. |
| July | 60.7 °F | 82.1 °F | 4.17 in. |
| August | 57.6 °F | 80.3 °F | 3.38 in. |
| September | 48.8 °F | 73.4 °F | 2.63 in. |
| October | 35.6 °F | 58.4 °F | 2.37 in. |
| November | 22.5 °F | 41.9 °F | 1.1 in. |
| December | 10.0 °F | 27.4 °F | 0.73 in. |
| Annual | 33.3 °F | 54.3 °F | 26.59 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |