Green Island - Gibbon Anchorage Weather Forecast
- 42
- 48
Rain Showers
- 44
- 49
Rain
- 44
- 54
Rain
- 43
- 48
Rain
- 42
- 47
Rain Likely
- 40
- 46
Chance Rain
Today 13 Oct West Prince William Sound & Whittier
Rain Showers. Highs in the mid 40s. North wind 15 Mph.
Tonight 13 Oct West Prince William Sound & Whittier
Rain likely in the evening. Lows in the mid 30s to lower 40s. North wind 15 Mph.
Green Island - Gibbon Anchorage Temperature Statistics
October Temperature
Portage, Portage Glacier (59 miles)
Lowest 2 October, 2026
30.9 °FAverage October
41.6 °FHighest 9 October, 2026
48.9 °F
Climate (2021–2026)
Portage, Portage Glacier (59 miles)
Average Low 2021–2026
32.2 °FAverage 2021–2026
38.2 °FAverage High 2021–2026
43.9 °F