5-day weather forecast for Charles City, Iowa

Weather changeability for Mason City, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.7° 6.2°
Average change in low temperature day-to-day 8.6° 7.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 36% 54%
Chance of precip day after a dry day 24% 24%

Weather forecast accuracy for Mason City, Iowa

Last Month
Dark Sky (forecast.io)   70.24%
The Weather Channel   69.94%
Weather Underground   69.94%
AccuWeather   69.64%
Foreca   68.75%
NWS Digital Forecast   66.37%
MeteoGroup   65.77%
World Weather Online   52.98%
Persistence   44.35%
Last Year
The Weather Channel   76.04%
Weather Underground   75.79%
Foreca   74.48%
AccuWeather   73.22%
MeteoGroup   72.16%
NWS Digital Forecast   70.86%
Dark Sky (forecast.io)   67.82%
World Weather Online   56.74%
Persistence   44.65%

ForecastAdvisor Fact

On average, World Weather Online's low temperature forecasts for Mason City were off by 6.39 degrees last year.