5-day weather forecast for Windsor, Illinois

Weather changeability for Lerna, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 5.7° 5.5°
Average change in low temperature day-to-day 8.7° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 71% 50%
Chance of precip day after a dry day 22% 22%

Weather forecast accuracy for Lerna, Illinois

Last Month
AccuWeather   82.50%
MeteoGroup   81.67%
NWS Digital Forecast   81.11%
Weather Underground   80.97%
Foreca   80.83%
The Weather Channel   80.56%
Dark Sky (forecast.io)   80.00%
World Weather Online   69.44%
Persistence   41.94%
Last Year
Weather Underground   77.28%
The Weather Channel   77.04%
AccuWeather   77.03%
Foreca   76.28%
MeteoGroup   75.50%
Dark Sky (forecast.io)   72.89%
NWS Digital Forecast   71.95%
World Weather Online   65.89%
Persistence   45.73%

ForecastAdvisor Fact

On average, Dark Sky (forecast.io)'s high temperature forecasts for Lerna were off by 3.31 degrees last year.