5-day weather forecast for Alta Vista, Iowa

Weather changeability for Waterloo, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.2° 6.3°
Average change in low temperature day-to-day 10.3° 7.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 33% 62%
Chance of precip day after a dry day 38% 22%

Weather forecast accuracy for Waterloo, Iowa

Last Month
Dark Sky (forecast.io)   70.54%
AccuWeather   69.94%
Foreca   67.86%
The Weather Channel   67.56%
Weather Underground   67.56%
NWS Digital Forecast   61.90%
MeteoGroup   61.90%
World Weather Online   50.60%
Persistence   42.56%
Last Year
Weather Underground   76.12%
The Weather Channel   76.04%
MeteoGroup   75.21%
Foreca   74.64%
AccuWeather   72.91%
NWS Digital Forecast   69.38%
Dark Sky (forecast.io)   67.83%
World Weather Online   58.57%
Persistence   45.88%

ForecastAdvisor Fact

66.6% of AccuWeather's high temperature forecasts for Waterloo were within 3 degrees of actual temperatures last year.