Weather Forecast Accuracy Last Month (December)

Weather Forecast Accuracy Last Year (2022)

Weather Changeability for Lerna, Illinois

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

8.8°

Last Year:

6.6°

Average change in low temperature day-to-day

Last Month:

12.0°

Last Year:

8.8°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

89%

Last Year:

57%

Chance of precip day after a dry day

Last Month:

17%

Last Year:

21%

ForecastAdvisor Fact

8.4% of World Weather Online's high temperature forecasts for Lerna were exactly right last year.

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