Knight Island Weather Forecast
- 42
- 47
Slight Chance Rain Showers
- 40
- 49
Partly Sunny
- 39
- 47
Rain Showers
- 39
- 43
Rain Showers
- 40
- 43
Rain Showers
- 40
- 45
Rain Showers Likely
- 41
- 46
Chance Rain Showers
Today 23 May West Prince William Sound & Whittier
Cloudy with a chance of rain Showers. Highs in the mid 40s. Variable wind 10 Mph.
Tonight 23 May West Prince William Sound & Whittier
Mostly cloudy with a slight chance of rain Showers. Lows around 40. Variable wind 10 Mph.
Knight Island Temperature Statistics
May Temperature
Portage, Portage Glacier (50.3 miles)
Lowest 9 May, 2026
32 °FAverage May
40.9 °FHighest 14 May, 2026
52 °F
Climate (2021–Present)
Portage, Portage Glacier (50.3 miles)
Average Low 2021–2026
32.2 °FAverage 2021–2026
38.1 °FAverage High 2021–2026
43.7 °F