Coon Island Weather Forecast
- 55
- 66
Mostly Cloudy
- 55
- 67
Partly Sunny
- 57
- 71
Mostly Sunny
- 59
- 76
Mostly Sunny
- 60
- 75
Partly Sunny
- 58
- 71
Partly Sunny
Today 10 Aug Ketchikan Gateway Borough
Mostly cloudy. Highs in the mid 60s. Light Winds.
Tonight 10 Aug Ketchikan Gateway Borough
Increasing Clouds. Patchy fog late. Lows in the mid 50s. Light Winds.
Coon Island Temperature Statistics
August Temperature
Ketchikan, Ketchikan International Airport (10.6 miles)
Lowest 4 August, 2026
53.6 °FAverage August
59.8 °FHighest 3 August, 2026
66.2 °F
Climate (2021–2026)
Ketchikan, Ketchikan International Airport (10.6 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
46.8 °FAverage High 2021–2026
51.8 °F