5-day weather forecast for Wentzville, Missouri

Weather changeability for Chesterfield, Missouri

Temperature Last Month Last Year
Average change in high temperature day-to-day 5.2° 7.2°
Average change in low temperature day-to-day 8.5° 9.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 38% 58%
Chance of precip day after a dry day 36% 24%

Weather forecast accuracy for Chesterfield, Missouri

Last Month
AccuWeather   79.01%
Foreca   77.78%
Weather Underground   77.16%
The Weather Channel   76.54%
MeteoGroup   75.62%
NWS Digital Forecast   73.44%
Dark Sky (forecast.io)   69.14%
Persistence   42.57%
Last Year
MeteoGroup   73.77%
Weather Underground   73.06%
The Weather Channel   72.79%
AccuWeather   70.60%
WeatherBug   69.50%
Foreca   68.38%
CustomWeather   67.18%
NWS Digital Forecast   66.53%
Persistence   43.36%

ForecastAdvisor Fact

On average, Persistence's low temperature forecasts for Chesterfield were off by 9.71 degrees last year.