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 8.0° 8.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 61%
Chance of precip day after a dry day 21% 18%

Weather forecast accuracy for Great Falls, Montana

Last Month
The Weather Channel   78.06%
Weather Underground   76.94%
Foreca   76.67%
MeteoGroup   74.44%
AccuWeather   71.11%
Dark Sky (forecast.io)   65.28%
World Weather Online   63.61%
NWS Digital Forecast   59.17%
Persistence   45.98%
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

On average, MeteoGroup's high temperature forecasts for Great Falls were off by 3.08 degrees last year.