Lake Shore, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -0.5 °C (low) to 10.6 °C (high). Annual precipitation averages 708.9 Millimeters. Lake Shore is located in USDA Plant Hardiness Zone 4a. 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 | -17.9 °C | -7.3 °C | 16.76 mm |
| February | -16.2 °C | -4.1 °C | 17.53 mm |
| March | -8.8 °C | 3 °C | 32.51 mm |
| April | -1.1 °C | 10.9 °C | 56.64 mm |
| May | 6.3 °C | 18.5 °C | 87.88 mm |
| June | 12.3 °C | 23.7 °C | 107.19 mm |
| July | 14.8 °C | 26.2 °C | 110.74 mm |
| August | 13.3 °C | 25.1 °C | 86.11 mm |
| September | 8.4 °C | 20.2 °C | 71.63 mm |
| October | 1.6 °C | 12 °C | 71.63 mm |
| November | -5.6 °C | 3.2 °C | 29.21 mm |
| December | -12.9 °C | -4.2 °C | 21.08 mm |
| Annual | -0.5 °C | 10.6 °C | 708.91 mm |
| 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 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |