Perry Island Weather Forecast
- 52
- 59
Rain
- 50
- 54
Rain Likely
- 54
- 61
Slight Chance Rain Showers
- 52
- 61
Mostly Cloudy
- 51
- 56
Rain Showers Likely
- 50
- 55
Rain Showers Likely
Today 7 Jul West Prince William Sound & Whittier
Partly sunny. A slight chance of Showers in the afternoon. Highs around 60. Variable wind 10 Mph.
Tonight 7 Jul West Prince William Sound & Whittier
Scattered Showers in the Evening, then rain likely after midnight. Lows around 50. East wind 10 to 15 Mph.
Perry Island Temperature Statistics
July Temperature
Portage, Portage Glacier (30.4 miles)
Lowest 1 July, 2026
34 °FAverage July
52.2 °FHighest 1 July, 2026
64 °F
Climate (2021–2026)
Portage, Portage Glacier (30.4 miles)
Average Low 2021–2026
32.2 °FAverage 2021–2026
38.1 °FAverage High 2021–2026
43.7 °F