Perry Island Weather Forecast
- 46
- 54
Decreasing Clouds
- 49
- 53
Rain Likely
- 47
- 54
Rain Showers
- 48
- 49
Rain Showers
- 47
- 49
Rain Showers
- 47
- 49
Rain Showers
Today 22 Sep West Prince William Sound & Whittier
Rain Showers likely in the Morning, then partly cloudy with a slight chance of rain Showers in the afternoon. Highs in the lower 50s. North wind 15 Mph.
Tonight 22 Sep West Prince William Sound & Whittier
Mostly clear. Lows in the 40s. Northwest wind 10 to 20 Mph with Gusts to 30 Mph.
Perry Island Temperature Statistics
September Temperature
Portage, Portage Glacier (30.4 miles)
Lowest 2 September, 2026
30.9 °FAverage September
51.5 °FHighest 11 September, 2026
68 °F
Climate (2021–2026)
Portage, Portage Glacier (30.4 miles)
Average Low 2021–2026
32.2 °FAverage 2021–2026
38.2 °FAverage High 2021–2026
43.8 °F