5-day weather forecast for Castlewood, South Dakota

Weather changeability for Watertown, South Dakota

Temperature Last Month Last Year
Average change in high temperature day-to-day 8.3° 6.7°
Average change in low temperature day-to-day 9.1° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 60% 70%
Chance of precip day after a dry day 28% 20%

Weather forecast accuracy for Watertown, South Dakota

Last Month
Foreca   69.64%
Dark Sky (forecast.io)   69.05%
AccuWeather   67.86%
The Weather Channel   66.37%
Weather Underground   66.37%
MeteoGroup   62.20%
NWS Digital Forecast   60.19%
World Weather Online   49.11%
Persistence   37.50%
Last Year
The Weather Channel   75.72%
Weather Underground   75.55%
Foreca   74.21%
AccuWeather   73.44%
MeteoGroup   73.42%
NWS Digital Forecast   67.47%
Dark Sky (forecast.io)   66.67%
World Weather Online   58.25%
Persistence   47.58%

ForecastAdvisor Fact

On average, Persistence's high temperature forecasts for Watertown were off by 10.49 degrees last month.