5-day weather forecast for Lerna, Illinois

Weather changeability for Lerna, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.6° 6.5°
Average change in low temperature day-to-day 9.4° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 44% 59%
Chance of precip day after a dry day 43% 21%

Weather forecast accuracy for Lerna, Illinois

Last Month
The Weather Channel   71.67%
Foreca   71.11%
MeteoGroup   71.11%
Weather Underground   70.11%
Dark Sky (forecast.io)   69.17%
NWS Digital Forecast   68.68%
AccuWeather   65.00%
World Weather Online   55.56%
Persistence   33.89%
Last Year
The Weather Channel   79.31%
Weather Underground   79.00%
Foreca   76.19%
AccuWeather   75.78%
MeteoGroup   75.52%
NWS Digital Forecast   68.61%
Dark Sky (forecast.io)   68.36%
World Weather Online   60.35%
Persistence   45.92%

ForecastAdvisor Fact

On average, MeteoGroup's low temperature forecasts for Lerna were off by 2.82 degrees last month.