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 6.6° 7.1°
Average change in low temperature day-to-day 6.8° 7.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 54%
Chance of precip day after a dry day 19% 21%

Weather forecast accuracy for Great Falls, Montana

Last Month
Weather Underground   76.94%
The Weather Channel   76.08%
AccuWeather   75.27%
Foreca   72.04%
MeteoGroup   71.77%
Dark Sky (forecast.io)   63.17%
NWS Digital Forecast   59.87%
Persistence   48.92%
Last Year
MeteoGroup   70.58%
The Weather Channel   69.64%
Weather Underground   68.59%
Foreca   67.20%
AccuWeather   66.19%
WeatherBug   64.09%
CustomWeather   63.06%
NWS Digital Forecast   62.10%
Persistence   45.50%

ForecastAdvisor Fact

1.1% of The Weather Channel's high temperature forecasts for Great Falls were off by more than 10 degrees last month.