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 7.7° 6.8°
Average change in low temperature day-to-day 6.3° 8.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 40% 60%
Chance of precip day after a dry day 13% 21%

Weather forecast accuracy for Great Falls, Montana

Last Month
MeteoGroup   77.87%
The Weather Channel   77.59%
CustomWeather   77.30%
AccuWeather   75.86%
Weather Underground   73.85%
WeatherBug   72.92%
Foreca   72.13%
Dark Sky (forecast.io)   67.53%
National Weather Service   65.52%
Persistence   51.69%
Last Year
MeteoGroup   72.16%
The Weather Channel   70.36%
Foreca   69.22%
WeatherBug   65.53%
Weather Underground   65.22%
AccuWeather   65.13%
CustomWeather   63.63%
National Weather Service   59.76%
Persistence   46.37%

ForecastAdvisor Fact

It rained or snowed 49% of the time in Great Falls last year when Weather Underground's text forecasts called for precipitation, and 14% of the time when they did not.