Montague Island Weather Forecast
- 20
- 26
Mostly Sunny
- 23
- 24
Blustery
- 22
- 29
Mostly Sunny
- 23
- 28
Partly Sunny
- 24
- 30
Partly Sunny
- 26
- 31
Mostly Cloudy
Today 9 Mar West Prince William Sound & Whittier
Mostly sunny. Highs in the 20s to lower 30s. North wind 15 to 30 Mph.
Tonight 9 Mar West Prince William Sound & Whittier
Mostly clear. Lows 5 to 15 above. North wind 15 to 30 Mph.
Montague Island Temperature Statistics
March Temperature
Middleton Island Airport (59.7 miles)
Lowest 1 March, 2026
19 °FAverage March
29.9 °FHighest 6 March, 2026
39.9 °F
Climate (2021–Present)
Middleton Island Airport (59.7 miles)
Average Low 2021–2026
41.3 °FAverage 2021–2026
43.7 °FAverage High 2021–2026
46.4 °F