5-day weather forecast for Lewistown, Montana

Weather changeability for Lewistown, Montana

Temperature Last Month Last Year
Average change in high temperature day-to-day 5.4° 7.8°
Average change in low temperature day-to-day 4.4° 7.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 40% 39%
Chance of precip day after a dry day 27% 29%

Weather forecast accuracy for Lewistown, Montana

Last Month
Weather Underground   79.17%
The Weather Channel   77.98%
AccuWeather   74.70%
Foreca   73.51%
MeteoGroup   72.02%
Dark Sky   67.86%
NWS Digital Forecast   64.58%
World Weather Online   59.82%
Persistence   43.06%
Last Year
The Weather Channel   73.55%
Weather Underground   73.26%
Foreca   72.87%
AccuWeather   71.60%
NWS Digital Forecast   70.43%
MeteoGroup   67.42%
Dark Sky   66.54%
World Weather Online   54.92%
Persistence   42.68%

ForecastAdvisor Fact

On average, The Weather Channel's high temperature forecasts for Lewistown were off by 2.47 degrees last year.