Weather Forecast Accuracy Last Month (November)

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Weather Forecast Accuracy Last Year (2024)

Weather Changeability for Chelmsford, Massachusetts

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

4.8°

Last Year:

5.6°

Average change in low temperature day-to-day

Last Month:

7.8°

Last Year:

7.3°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

67%

Last Year:

57%

Chance of precip day after a dry day

Last Month:

47%

Last Year:

27%

ForecastAdvisor Fact

0.6% of Foreca's low temperature forecasts for Chelmsford were off by more than 10 degrees last year.

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