10-Day Weather Forecast - Duncan, OK

Sunny. Highs in the lower 60s. South winds 15 to 20 mph. Gusts up to 35 mph in the afternoon.

Mostly clear. Not as cool with lows in the mid 40s. South winds around 15 mph with gusts up to 25 mph.

Sunny. Highs in the lower 70s. Southwest winds 10 to 15 mph becoming north in the afternoon.

Mostly clear. Lows around 40. Northeast winds 10 to 15 mph.

Mostly sunny. Cooler with highs in the upper 50s.

Mostly cloudy. Lows in the mid 40s.

Partly sunny in the morning then clearing. Highs around 70.

Clear. Lows in the lower 50s.

Sunny. Highs in the upper 70s.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.

Partly sunny. Highs in the upper 70s.

Partly cloudy in the evening then clearing. Lows in the upper 50s.

Mostly sunny. Highs in the upper 70s.

Clear. Low temperature around 54F. Dew point will be around 49F with an average humidity of 69%. Winds will be 7 mph from the S.

Sunny. High temperature around 71F. Dew point will be around 49F with an average humidity of 58%. Winds will be 9 mph from the SW.

Mostly clear. Low temperature around 55F. Dew point will be around 51F with an average humidity of 72%. Winds will be 8 mph from the S.

Partly cloudy. High temperature around 66F. Dew point will be around 52F with an average humidity of 68%. Winds will be 7 mph from the SW.

Partly cloudy. Low temperature around 49F. Dew point will be around 46F with an average humidity of 73%. Winds will be 2 mph from the N.