Hourly Weather Forecast - Watertown, SDTueWedThuFriSatSunMon, Mar 212 AM12°F20%12mphSSEArrow upCloudyHumidity85%Feels like-2°FDew Point9°F1 AM12°F20%11mphSSEArrow downCloudyHumidity87%Feels like-2°FDew Point9°FTueWedThuFriSatSunMon, Mar 2