Smith Island Weather Forecast
- 45
- 47
Rain Showers
- 46
- 48
Chance Rain
- 47
- 48
Chance Rain
- 50
- 53
Partly Sunny
- 49
- 56
Partly Sunny
- 47
- 53
Partly Sunny
- 46
- 51
Partly Sunny
Today 30 May West Prince William Sound & Whittier
Mostly cloudy. A slight chance of rain in the Morning, then isolated rain Showers in the afternoon. Highs in the mid 40s. Light Winds.
Tonight 30 May West Prince William Sound & Whittier
Mostly cloudy with scattered rain Showers. Lows in the lower 40s. Light Winds.
Smith Island Temperature Statistics
May Temperature
Portage, Portage Glacier (54.1 miles)
Lowest 9 May, 2026
32 °FAverage May
41.4 °FHighest 25 May, 2026
57 °F
Climate (2021–Present)
Portage, Portage Glacier (54.1 miles)
Average Low 2021–2026
32.2 °FAverage 2021–2026
38.1 °FAverage High 2021–2026
43.7 °F