5-day weather forecast for Mason City, Iowa

Weather changeability for Mason City, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.7° 6.4°
Average change in low temperature day-to-day 8.2° 7.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 56%
Chance of precip day after a dry day 9% 24%

Weather forecast accuracy for Mason City, Iowa

Last Month
Weather Underground   78.33%
The Weather Channel   78.00%
Foreca   77.00%
AccuWeather   73.33%
NWS Digital Forecast   69.08%
MeteoGroup   68.33%
Dark Sky (forecast.io)   65.00%
World Weather Online   62.67%
Persistence   51.45%
Last Year
The Weather Channel   74.12%
Weather Underground   73.97%
MeteoGroup   72.99%
Foreca   72.90%
AccuWeather   71.69%
NWS Digital Forecast   68.47%
Dark Sky (forecast.io)   68.28%
World Weather Online   61.56%
Persistence   44.36%

ForecastAdvisor Fact

3.2% of Weather Underground's high temperature forecasts for Mason City were off by more than 10 degrees last year.