Weather Forecast Accuracy Last Month (May)

Note: Weather Underground uses the same forecast as The Weather Channel and so is not shown

Weather Forecast Accuracy Last Year (2024)

Weather Changeability for O Fallon, Missouri

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

5.6°

Last Year:

6.1°

Average change in low temperature day-to-day

Last Month:

6.2°

Last Year:

8.1°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

57%

Last Year:

56%

Chance of precip day after a dry day

Last Month:

27%

Last Year:

19%

ForecastAdvisor Fact

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

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