10-Day Weather Forecast - Duncan, OK

Sunny hot with highs around 101. Southwest winds around 5 mph.

Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph.

Sunny. Highs in the upper 90s. Northeast winds 5 to 10 mph.

Partly cloudy. Lows in the lower 70s.

Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Mostly cloudy in the evening then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 20 percent.

Partly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.

Partly cloudy in the evening then becoming mostly clear. Lows around 70.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent.

Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.

Sunny. Highs in the upper 90s. Heat index values up to 105 in the afternoon.

Mostly clear with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 77F. Dew point will be around 69F with an average humidity of 68%. Winds will be 12 mph from the SE.

Sunny. High temperature around 97F. Dew point will be around 69F with an average humidity of 54%. Winds will be 11 mph from the S.

Clear. Low temperature around 75F. Dew point will be around 69F with an average humidity of 62%. Winds will be 11 mph from the S.

Sunny. High temperature around 97F. Dew point will be around 69F with an average humidity of 53%. Winds will be 9 mph from the S.

Clear. Low temperature around 76F. Dew point will be around 68F with an average humidity of 58%. Winds will be 9 mph from the S.

Sunny. High temperature around 99F. Dew point will be around 66F with an average humidity of 46%. Winds will be 7 mph from the SW.

Clear. Low temperature around 76F. Dew point will be around 67F with an average humidity of 55%. Winds will be 8 mph from the S.