5-day weather forecast for Powder River, Wyoming

Weather changeability for Casper, Wyoming

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.7° 7.2°
Average change in low temperature day-to-day 14.1° 8.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 57%
Chance of precip day after a dry day 17% 22%

Weather forecast accuracy for Casper, Wyoming

Last Month
MeteoGroup   74.46%
Foreca   72.31%
AccuWeather   68.28%
Weather Underground   67.22%
The Weather Channel   66.94%
Dark Sky (forecast.io)   62.90%
NWS Digital Forecast   61.11%
World Weather Online   48.39%
Persistence   44.64%
Last Year
Foreca   74.54%
MeteoGroup   74.47%
Weather Underground   74.28%
The Weather Channel   74.25%
AccuWeather   72.68%
NWS Digital Forecast   71.03%
Dark Sky (forecast.io)   64.23%
World Weather Online   57.29%
Persistence   44.97%

ForecastAdvisor Fact

5.2% of World Weather Online's low temperature forecasts for Casper were exactly right last year.