5-day weather forecast for Chelsea, Iowa

Weather changeability for Marshalltown, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 8.7° 6.4°
Average change in low temperature day-to-day 11.1° 7.5°
Precipitation Last Month Last Year
Chance of dry day after a precip day 55% 53%
Chance of precip day after a dry day 40% 17%
 
 

Weather forecast accuracy for Marshalltown, Iowa

Last Month
AccuWeather   75.31%
The Weather Channel   72.22%
Weather Underground   72.22%
MeteoGroup   72.22%
Foreca   72.22%
Dark Sky (forecast.io)   69.14%
NWS Digital Forecast   63.58%
World Weather Online   52.47%
Persistence   35.26%
Last Year
The Weather Channel   76.81%
Weather Underground   76.71%
AccuWeather   75.63%
MeteoGroup   75.34%
Foreca   74.84%
NWS Digital Forecast   70.23%
Dark Sky (forecast.io)   67.77%
World Weather Online   57.70%
Persistence   48.03%
 

ForecastAdvisor Fact

7.4% of Weather Underground's low temperature forecasts for Marshalltown were off by more than 10 degrees last month.