Fayette, Maine has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.6 °F (low) to 53.8 °F (high). Annual precipitation averages 48.6 Inches. Fayette is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 8.4 °F | 27.0 °F | 3.46 in. |
| February | 9.7 °F | 29.9 °F | 3.12 in. |
| March | 19.4 °F | 38.6 °F | 3.6 in. |
| April | 31.4 °F | 51.9 °F | 4.17 in. |
| May | 42.4 °F | 64.8 °F | 3.66 in. |
| June | 51.7 °F | 73.1 °F | 5.0 in. |
| July | 57.1 °F | 78.5 °F | 4.03 in. |
| August | 55.3 °F | 77.7 °F | 3.67 in. |
| September | 47.3 °F | 70.3 °F | 3.67 in. |
| October | 36.9 °F | 56.9 °F | 5.49 in. |
| November | 27.1 °F | 44.2 °F | 4.32 in. |
| December | 16.7 °F | 33.1 °F | 4.39 in. |
| Annual | 33.6 °F | 53.8 °F | 48.58 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |