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 2.7° 5.5°
Average change in low temperature day-to-day 4.3° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 36% 50%
Chance of precip day after a dry day 22% 22%

Weather forecast accuracy for Lerna, Illinois

Last Month
Weather Underground   75.83%
The Weather Channel   75.56%
AccuWeather   73.33%
MeteoGroup   71.39%
Foreca   70.56%
Dark Sky (forecast.io)   69.44%
NWS Digital Forecast   68.06%
World Weather Online   65.28%
Persistence   57.76%
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

1.1% of World Weather Online's high temperature forecasts for Lerna were off by more than 10 degrees last month.