Hanley Falls, Minnesota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 34.3 °F (low) to 55 °F (high). Annual precipitation averages 27 Inches. Hanley Falls 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 | 4.5 °F | 23.0 °F | 0.72 in. |
| February | 8.4 °F | 27.5 °F | 0.81 in. |
| March | 21.0 °F | 39.6 °F | 1.47 in. |
| April | 33.5 °F | 55.6 °F | 2.5 in. |
| May | 46.3 °F | 68.8 °F | 3.41 in. |
| June | 57.4 °F | 78.9 °F | 4.44 in. |
| July | 60.9 °F | 82.8 °F | 3.32 in. |
| August | 58.1 °F | 80.4 °F | 3.28 in. |
| September | 49.4 °F | 73.8 °F | 2.87 in. |
| October | 36.3 °F | 59.4 °F | 2.08 in. |
| November | 23.7 °F | 42.4 °F | 1.21 in. |
| December | 11.7 °F | 28.3 °F | 0.84 in. |
| Annual | 34.3 °F | 55 °F | 26.95 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |