10-Day Weather Forecast - Watertown, SD

Mostly cloudy in the morning then becoming partly sunny. Highs in the upper 20s. Temperature falling to around 9 above in the afternoon. North winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Much colder with lows around 1 above. North winds 5 to 10 mph with gusts up to 20 mph becoming southeast after midnight.

Partly sunny. Highs in the lower 20s. Southwest winds 5 to 10 mph.

Mostly cloudy. Lows around 9 above. Northwest winds around 5 mph.

Mostly cloudy. Highs around 20. Lows around 10 above.

Mostly cloudy. Highs around 20. Lows around 10 above.

Mostly cloudy. Highs in the upper 20s. Lows 15 to 20.

Mostly cloudy. Highs in the upper 20s. Lows 15 to 20.

Mostly cloudy. Highs in the upper 20s. Lows 15 to 20.

Partly cloudy. Lows around 15. Highs in the lower 30s.

Partly cloudy. Lows around 15. Highs in the lower 30s.

Partly cloudy. Lows around 15. Highs in the lower 30s.

Partly sunny. Highs around 30.

Partly cloudy. Low temperature around 22F. Dew point will be around 20F with an average humidity of 86%. Winds will be 3 mph from the SW.

Sunny. High temperature around 26F. Dew point will be around 19F with an average humidity of 78%. Winds will be 2 mph from the W.

Mostly clear. Low temperature around 20F. Dew point will be around 18F with an average humidity of 83%. Winds will be 2 mph from the SE.

Cloudy. High temperature around 24F. Dew point will be around 18F with an average humidity of 79%. Winds will be 3 mph from the E.

Cloudy. Low temperature around 22F. Dew point will be around 19F with an average humidity of 84%. Winds will be 3 mph from the E.