5-day weather forecast for Ketchikan, Alaska

Weather changeability for Ketchikan, Alaska

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.3° 3.5°
Average change in low temperature day-to-day 2.1° 4.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 7% 22%
Chance of precip day after a dry day 8% 35%
 
 

Weather forecast accuracy for Ketchikan, Alaska

Last Month
AccuWeather   92.82%
Foreca   92.24%
The Weather Channel   91.95%
Weather Underground   91.95%
MeteoGroup   89.08%
Dark Sky (forecast.io)   87.36%
World Weather Online   75.57%
Persistence   71.48%
NWS Digital Forecast   70.98%
Last Year
Foreca   80.25%
The Weather Channel   80.07%
AccuWeather   80.02%
MeteoGroup   79.88%
Weather Underground   78.55%
Dark Sky (forecast.io)   77.83%
NWS Digital Forecast   71.27%
World Weather Online   67.49%
Persistence   56.21%
 

ForecastAdvisor Fact

3.4% of Dark Sky (forecast.io)'s high temperature forecasts for Ketchikan were off by more than 10 degrees last month.