Weather Forecast Accuracy Last Month (December)

Weather Forecast Accuracy Last Year (2021)

Weather Changeability for Mount Vernon, Illinois

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

9.0°

Last Year:

5.4°

Average change in low temperature day-to-day

Last Month:

9.7°

Last Year:

7.5°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

50%

Last Year:

61%

Chance of precip day after a dry day

Last Month:

21%

Last Year:

22%

ForecastAdvisor Fact

ForecastWatch.com is the largest provider of weather forecast accuracy statistics.

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