Monhegan Island Weather Forecast
- 28
- 33
Breezy
- 29
- 38
Chance Snow
- 21
- 32
Breezy
- 23
- 26
Blustery
- 29
- 32
Breezy
- 35
- 42
Breezy
- 36
- 46
Rain Likely
Today 12 Dec Lincoln
Partly sunny. Highs in the upper 20s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.
Tonight 12 Dec Lincoln
Mostly clear. Lows 10 to 15. West Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming light and variable.
Monhegan Island Temperature Statistics
December Temperature
Rockland, Knox County Regional Airport (23 miles)
Lowest 9 December, 2025
-2 °FAverage December
25 °FHighest 10 December, 2025
45 °F
Climate (2020–Present)
Rockland, Knox County Regional Airport (23 miles)
Average Low 2020–2025
39.9 °FAverage 2020–2025
47.9 °FAverage High 2020–2025
55.2 °F