5-day weather forecast for Great Falls, Montana

Weather changeability for Great Falls, Montana

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.0° 7.2°
Average change in low temperature day-to-day 5.6° 8.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 40% 61%
Chance of precip day after a dry day 17% 18%

Weather forecast accuracy for Great Falls, Montana

Last Month
AccuWeather   80.17%
MeteoGroup   78.45%
Foreca   75.29%
The Weather Channel   74.71%
Weather Underground   74.43%
Dark Sky (forecast.io)   68.17%
NWS Digital Forecast   68.10%
World Weather Online   60.92%
Persistence   48.21%
Last Year
The Weather Channel   72.40%
Weather Underground   72.25%
MeteoGroup   71.44%
Foreca   70.99%
AccuWeather   69.58%
NWS Digital Forecast   63.88%
Dark Sky (forecast.io)   63.23%
World Weather Online   61.57%
Persistence   45.36%

ForecastAdvisor Fact

It rained or snowed 90% of the time in Great Falls last month when MeteoGroup's text forecasts called for precipitation, and 17% of the time when they did not.