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Weather & Climate
Dedham, Maine, United States
Overview
Climate data and monthly weather averages for Dedham.
Key Metrics
Annual Avg
7.1°C
Summer Avg
18.4°C
Winter Avg
-4.8°C
Record High
34.6°C
Record Low
-28.6°C
Annual Precipitation
1182 mm
Avg Humidity
83%
Summer Humidity
81%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 11.9° | -6.5° | -28.5° | 77.8 | 90% | 49 | 42.1 |
| Feb | 10.5° | -5.4° | -28.6° | 77.3 | 89% | 68 | 42.6 |
| Mar | 22.3° | -0.9° | -24.8° | 87.4 | 83% | 113 | 40.3 |
| Apr | 23° | 5.2° | -9.3° | 100.2 | 81% | 137 | 37.9 |
| May | 27° | 11° | -1.5° | 92.1 | 81% | 164 | 30.1 |
| Jun | 31° | 15.9° | 3.6° | 111.3 | 82% | 168 | 22.7 |
| Jul | 31.9° | 19.6° | 9.2° | 79.4 | 81% | 180 | 33 |
| Aug | 34.1° | 19.6° | 8.1° | 83.7 | 79% | 161 | 31.4 |
| Sep | 34.6° | 16° | 2.2° | 96 | 79% | 126 | 31.2 |
| Oct | 26° | 9.7° | -4.5° | 140.1 | 82% | 83 | 39.6 |
| Nov | 17.7° | 3.5° | -14.4° | 116.1 | 85% | 51 | 36 |
| Dec | 15.3° | -2.5° | -26° | 120.6 | 89% | 39 | 40.9 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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