Mount Gannett Weather Forecast
- 16
- 23
Mostly Sunny
- 16
- 23
Mostly Cloudy
- 13
- 19
Partly Sunny
- 10
- 15
Mostly Sunny
- 7
- 13
Partly Sunny
- -1
- 11
Mostly Sunny
- -2
- 2
Cold
Today 18 Jan West Prince William Sound & Whittier
Mostly cloudy with a chance of rain. Highs in the lower 40s. Northeast wind 10 to 20 Mph.
Tonight 18 Jan West Prince William Sound & Whittier
Mostly cloudy with a chance of rain. Areas of fog. Lows in the mid 30s. North wind 15 Mph.
Mount Gannett Temperature Statistics
January Temperature
Portage, Portage Glacier (37.9 miles)
Lowest 8 January, 2026
-4 °FAverage January
15.4 °FHighest 10 January, 2026
39.9 °F
Climate (2021–Present)
Portage, Portage Glacier (37.9 miles)
Average Low 2021–2026
32.8 °FAverage 2021–2026
38.6 °FAverage High 2021–2026
44.2 °F