Danforth, Maine has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -0.8 °C (low) to 11.5 °C (high). Annual precipitation averages 1168.7 Millimeters. Danforth is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.9 °C | -3.9 °C | 87.38 mm |
| February | -15.4 °C | -2.1 °C | 73.66 mm |
| March | -9.1 °C | 3 °C | 99.82 mm |
| April | -1.9 °C | 10.1 °C | 93.47 mm |
| May | 4.1 °C | 17.8 °C | 93.98 mm |
| June | 9.4 °C | 22.9 °C | 102.62 mm |
| July | 12.8 °C | 25.6 °C | 100.33 mm |
| August | 11.8 °C | 25.3 °C | 89.66 mm |
| September | 7.3 °C | 20.8 °C | 93.47 mm |
| October | 1.4 °C | 13.2 °C | 116.59 mm |
| November | -3.6 °C | 6 °C | 103.63 mm |
| December | -10.7 °C | -0.3 °C | 114.05 mm |
| Annual | -0.8 °C | 11.5 °C | 1168.66 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |