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Weather & Climate
Greenville, Maine, United States
Overview
Climate data and monthly weather averages for Greenville.
Key Metrics
Annual Avg
4.5°C
Summer Avg
17.4°C
Winter Avg
-9.3°C
Record High
32.4°C
Record Low
-35.6°C
Annual Precipitation
1219.6 mm
Avg Humidity
87%
Summer Humidity
83%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 9.8° | -11.1° | -35.6° | 69.8 | 95% | 46 | 31.4 |
| Feb | 7.5° | -9.8° | -32.6° | 68 | 95% | 66 | 39.5 |
| Mar | 21° | -4.8° | -28.6° | 80.9 | 92% | 111 | 37.6 |
| Apr | 23.2° | 3.2° | -13.8° | 99 | 83% | 138 | 29.2 |
| May | 28.4° | 10.3° | -3.3° | 101.4 | 81% | 159 | 25 |
| Jun | 32.4° | 15.5° | 1.2° | 125.7 | 82% | 165 | 19.7 |
| Jul | 31.8° | 18.8° | 8° | 109.7 | 83% | 174 | 23.3 |
| Aug | 30° | 17.9° | 6° | 110.7 | 83% | 155 | 23.3 |
| Sep | 29.7° | 14° | -0.6° | 93.9 | 82% | 120 | 27.9 |
| Oct | 24.8° | 6.9° | -5.4° | 137.6 | 85% | 76 | 26.8 |
| Nov | 18.6° | 0° | -18.1° | 110.1 | 88% | 46 | 26.7 |
| Dec | 13.3° | -7° | -29.6° | 112.8 | 94% | 35 | 29.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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