Mount Gannett Weather Forecast
- 31
- 35
Chance Snow
- 27
- 34
Snow
- 28
- 29
Snow
- 24
- 29
Snow Showers Likely
- 22
- 28
Snow Showers Likely
- 25
- 31
Chance Snow Showers
Today 5 Sep West Prince William Sound & Whittier
Mostly cloudy. A slight chance of rain in the morning. Highs in the upper 50s. Variable wind 10 Mph. Gusts to 20 Mph in the morning.
Tonight 5 Sep West Prince William Sound & Whittier
Mostly cloudy with a chance of rain. Lows in the lower 50s. Light Winds.
Mount Gannett Temperature Statistics
September Temperature
Portage, Portage Glacier (37.9 miles)
Lowest 2 September, 2026
30.9 °FAverage September
49.4 °FHighest 3 September, 2026
66 °F
Climate (2021–2026)
Portage, Portage Glacier (37.9 miles)
Average Low 2021–2026
32.1 °FAverage 2021–2026
38.1 °FAverage High 2021–2026
43.7 °F