Squaw Lake, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 28.3 °F (low) to 50.2 °F (high). Annual precipitation averages 27 Inches. Squaw Lake is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.4 °F | 17.5 °F | 0.85 in. |
| February | -0.9 °F | 23.9 °F | 0.69 in. |
| March | 12.9 °F | 37.1 °F | 1.12 in. |
| April | 27.2 °F | 51.2 °F | 1.92 in. |
| May | 40.3 °F | 65.0 °F | 2.96 in. |
| June | 51.1 °F | 73.8 °F | 4.15 in. |
| July | 55.6 °F | 78.3 °F | 4.17 in. |
| August | 53.1 °F | 76.8 °F | 3.31 in. |
| September | 45.1 °F | 67.9 °F | 3.0 in. |
| October | 33.4 °F | 52.6 °F | 2.58 in. |
| November | 20.1 °F | 35.7 °F | 1.34 in. |
| December | 5.3 °F | 22.6 °F | 0.93 in. |
| Annual | 28.3 °F | 50.2 °F | 27.02 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |