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 2.0° 3.5°
Average change in low temperature day-to-day 6.0° 4.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 16% 20%
Chance of precip day after a dry day 50% 28%
 
 

Weather forecast accuracy for Ketchikan, Alaska

Last Month
The Weather Channel   91.40%
Foreca   88.98%
NWS Digital Forecast   88.19%
Weather Underground   86.56%
AccuWeather   84.95%
MeteoGroup   82.53%
World Weather Online   80.91%
Dark Sky   77.15%
Persistence   59.15%
Last Year
The Weather Channel   84.19%
Weather Underground   83.39%
Foreca   83.21%
AccuWeather   82.75%
MeteoGroup   81.48%
NWS Digital Forecast   73.93%
World Weather Online   73.49%
Dark Sky   72.66%
Persistence   56.29%
 

ForecastAdvisor Fact

On average, MeteoGroup's low temperature forecasts for Ketchikan were off by 2.49 degrees last month.