Sangerville, Maine has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 0.1 °C (low) to 11.5 °C (high). Annual precipitation averages 1140 Millimeters. Sangerville is located in USDA Plant Hardiness Zone 5a. 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 | -14.8 °C | -3.8 °C | 84.84 mm |
| February | -13.9 °C | -1.8 °C | 69.34 mm |
| March | -8.2 °C | 3.2 °C | 83.82 mm |
| April | -1.3 °C | 10.3 °C | 92.96 mm |
| May | 5.1 °C | 17.7 °C | 97.28 mm |
| June | 10.4 °C | 22.4 °C | 121.92 mm |
| July | 13.6 °C | 25.6 °C | 97.79 mm |
| August | 12.6 °C | 24.9 °C | 88.14 mm |
| September | 8.2 °C | 20.7 °C | 96.01 mm |
| October | 2.4 °C | 13.2 °C | 122.17 mm |
| November | -3 °C | 6.1 °C | 94.49 mm |
| December | -9.6 °C | -0.3 °C | 91.19 mm |
| Annual | 0.1 °C | 11.5 °C | 1139.95 mm |
| 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 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 | Dfb - Humid Continental Mild Summer, Wet All Year |