Weather Forecast Accuracy Last Month (December)

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Weather Forecast Accuracy Last Year (2025)

Weather Changeability for Fishtail, Montana

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

6.2°

Last Year:

6.8°

Average change in low temperature day-to-day

Last Month:

15.9°

Last Year:

8.7°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

55%

Last Year:

61%

Chance of precip day after a dry day

Last Month:

31%

Last Year:

23%

ForecastAdvisor Fact

On average, The Weather Channel's low temperature forecasts for Fishtail were off by 3.81 degrees last year.

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