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 5.5° 6.8°
Average change in low temperature day-to-day 5.0° 7.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 52%
Chance of precip day after a dry day 8% 19%

Weather forecast accuracy for Great Falls, Montana

Last Month
AccuWeather   80.46%
Foreca   79.89%
MeteoGroup   79.60%
The Weather Channel   77.01%
Weather Underground   77.01%
NWS Digital Forecast   76.02%
Dark Sky (forecast.io)   72.99%
World Weather Online   66.07%
Persistence   58.31%
Last Year
The Weather Channel   74.02%
Weather Underground   73.65%
MeteoGroup   73.56%
Foreca   72.89%
AccuWeather   72.32%
Dark Sky (forecast.io)   67.56%
NWS Digital Forecast   64.43%
World Weather Online   61.15%
Persistence   46.83%

ForecastAdvisor Fact

It rained or snowed 100% of the time in Great Falls last month when Foreca's text forecasts called for precipitation, and 9% of the time when they did not.