5-day weather forecast for Rapid City, South Dakota

Weather changeability for Rapid City, South Dakota

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.8° 8.0°
Average change in low temperature day-to-day 7.9° 6.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 55% 60%
Chance of precip day after a dry day 26% 20%

Weather forecast accuracy for Rapid City, South Dakota

Last Month
MeteoGroup   66.38%
Weather Underground   66.37%
The Weather Channel   65.52%
Dark Sky (forecast.io)   64.94%
AccuWeather   64.08%
Foreca   63.99%
NWS Digital Forecast   62.36%
World Weather Online   53.74%
Persistence   35.83%
Last Year
Weather Underground   72.36%
The Weather Channel   72.36%
AccuWeather   69.89%
MeteoGroup   69.29%
Foreca   67.73%
NWS Digital Forecast   66.63%
Dark Sky (forecast.io)   65.55%
World Weather Online   59.88%
Persistence   46.56%

ForecastAdvisor Fact

On average, NWS Digital Forecast's low temperature forecasts for Rapid City were off by 4.22 degrees last month.