Coon Island Weather Forecast
- 52
- 67
Mostly Sunny
- 53
- 66
Partly Sunny
- 53
- 64
Mostly Cloudy
- 53
- 65
Partly Sunny
- 53
- 65
Mostly Sunny
- 53
- 65
Partly Sunny
Today 12 Sep Ketchikan Gateway Borough
Clear. Highs in the upper 60s. Northwest Winds around 10 Mph.
Tonight 12 Sep Ketchikan Gateway Borough
Mostly clear. Lows around 50. Northwest Winds around 10 Mph.
Coon Island Temperature Statistics
September Temperature
Ketchikan, Ketchikan International Airport (10.6 miles)
Lowest 5 September, 2026
51.1 °FAverage September
58.6 °FHighest 3 September, 2026
73 °F
Climate (2021–2026)
Ketchikan, Ketchikan International Airport (10.6 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
46.9 °FAverage High 2021–2026
51.9 °F