Weather Forecast Accuracy Last Month (December)

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Weather Forecast Accuracy Last Year (2025)

Weather Changeability for Langley, Washington

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

3.5°

Last Year:

4.2°

Average change in low temperature day-to-day

Last Month:

3.2°

Last Year:

3.4°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

32%

Last Year:

53%

Chance of precip day after a dry day

Last Month:

55%

Last Year:

16%

ForecastAdvisor Fact

0.8% of Pirate Weather's low temperature forecasts for Langley were off by more than 10 degrees last year.

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