10-Day Weather Forecast - Duncan, OK

Mostly sunny. Humid with highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph.

Mostly clear in the evening then partly cloudy with showers with a chance of thunderstorms after midnight. Humid with lows around 70. South winds 10 to 15 mph. Chance of rain 90 percent.

A chance of thunderstorms. Showers likely mainly in the morning. Highs in the upper 70s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.

Mostly cloudy with a slight chance of showers in the morning then partly sunny in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.

Partly cloudy. Lows in the upper 50s.

Sunny. Highs in the mid 80s.

Mostly clear. Lows in the upper 60s.

Sunny. Highs in the mid 90s.

Clear. Lows in the mid 70s.

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

Mostly clear. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 30 percent.

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

Mostly clear with a 50% chance for rain and thunderstorms. Low temperature around 76F. Dew point will be around 74F with an average humidity of 79%. Winds will be 13 mph from the S.

Sunny with a 35% chance for rain and thunderstorms. High temperature around 92F. Dew point will be around 73F with an average humidity of 68%. Winds will be 14 mph from the S.

Clear with a 35% chance for rain and thunderstorms. Low temperature around 77F. Dew point will be around 73F with an average humidity of 70%. Winds will be 12 mph from the S.

Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 94F. Dew point will be around 73F with an average humidity of 64%. Winds will be 13 mph from the S.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 76F. Dew point will be around 72F with an average humidity of 68%. Winds will be 9 mph from the S.