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 6.3° 6.8°
Average change in low temperature day-to-day 11.4° 7.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 38% 52%
Chance of precip day after a dry day 14% 19%

Weather forecast accuracy for Great Falls, Montana

Last Month
MeteoGroup   72.85%
The Weather Channel   72.31%
Weather Underground   72.31%
Foreca   67.47%
AccuWeather   66.13%
NWS Digital Forecast   61.08%
World Weather Online   58.87%
Dark Sky (forecast.io)   58.60%
Persistence   39.81%
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

6.9% of Dark Sky (forecast.io)'s low temperature forecasts for Great Falls were off by more than 10 degrees last year.