5-day weather forecast for Chapin, Iowa

Weather changeability for Mason City, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 8.8° 6.2°
Average change in low temperature day-to-day 13.0° 7.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 54%
Chance of precip day after a dry day 20% 24%

Weather forecast accuracy for Mason City, Iowa

Last Month
MeteoGroup   78.49%
Foreca   78.23%
Dark Sky (forecast.io)   78.23%
The Weather Channel   76.34%
Weather Underground   76.11%
AccuWeather   75.00%
NWS Digital Forecast   70.28%
World Weather Online   46.77%
Persistence   43.26%
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

61.3% of MeteoGroup's high temperature forecasts for Mason City were within 3 degrees of actual temperatures last year.