Madison Lake, Minnesota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 1.9 °C (low) to 12.4 °C (high). Annual precipitation averages 850.1 Millimeters. Madison Lake is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -14.6 °C | -5.2 °C | 22.61 mm |
| February | -12.5 °C | -2.7 °C | 23.62 mm |
| March | -5.4 °C | 4.3 °C | 44.45 mm |
| April | 1.6 °C | 13.1 °C | 76.96 mm |
| May | 8.5 °C | 19.8 °C | 108.71 mm |
| June | 14.6 °C | 25.6 °C | 134.11 mm |
| July | 16.4 °C | 27.2 °C | 109.47 mm |
| August | 15 °C | 26.1 °C | 108.2 mm |
| September | 10.3 °C | 22.6 °C | 89.41 mm |
| October | 3.2 °C | 14.8 °C | 64.52 mm |
| November | -3.8 °C | 5.7 °C | 39.12 mm |
| December | -10.6 °C | -2 °C | 28.96 mm |
| Annual | 1.9 °C | 12.4 °C | 850.14 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |