Eyota, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.2 °F (low) to 53.7 °F (high). Annual precipitation averages 34.9 Inches. Eyota is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.5 °F | 22.5 °F | 0.92 in. |
| February | 10.1 °F | 26.9 °F | 0.98 in. |
| March | 22.2 °F | 39.3 °F | 1.87 in. |
| April | 34.4 °F | 54.4 °F | 3.65 in. |
| May | 46.7 °F | 66.9 °F | 4.5 in. |
| June | 57.2 °F | 76.9 °F | 5.36 in. |
| July | 60.7 °F | 80.2 °F | 4.24 in. |
| August | 58.2 °F | 77.9 °F | 4.39 in. |
| September | 50.1 °F | 71.5 °F | 3.74 in. |
| October | 37.6 °F | 57.9 °F | 2.42 in. |
| November | 25.4 °F | 41.6 °F | 1.61 in. |
| December | 13.7 °F | 28.2 °F | 1.19 in. |
| Annual | 35.2 °F | 53.7 °F | 34.87 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| 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 |