Weather Forecast Accuracy Last Month (September)

Weather Forecast Accuracy Last Year (2020)

Weather Changeability for Washington, Pennsylvania

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

4.7°

Last Year:

6.1°

Average change in low temperature day-to-day

Last Month:

6.0°

Last Year:

7.6°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

67%

Last Year:

49%

Chance of precip day after a dry day

Last Month:

31%

Last Year:

33%

ForecastAdvisor Fact

78.9% of Weather Underground's low temperature forecasts for Washington were within 3 degrees of actual temperatures last month.

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