10-Day Weather Forecast - Katy, TX

Sunny. Highs in the mid 50s. Northeast winds 5 to 10 mph.

Mostly cloudy. Lows in the upper 30s. Southeast winds around 5 mph.

Mostly cloudy. Not as cool with highs in the mid 60s. Southeast winds 5 to 10 mph.

Cloudy. A chance of showers and thunderstorms after midnight. Not as cool with lows in the upper 50s. Chance of rain 40 percent.

Mostly cloudy in the morning then becoming partly sunny. A chance of showers in the morning. Highs in the lower 70s. Chance of rain 40 percent.

Mostly cloudy. Lows in the lower 60s.

Mostly sunny. Highs in the upper 70s.

Partly cloudy. Lows in the upper 50s.

Mostly sunny. Highs in the lower 70s.

Mostly cloudy. Lows in the upper 50s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the upper 70s.

Partly cloudy with scattered thunderstorms. Chance of storms 40%. Low temperature around 64F. Dew point will be around 65F with an average humidity of 97%. Winds will be 8 mph from the S.

Cloudy with scattered thunderstorms. Chance of storms 35%. High temperature around 78F. Dew point will be around 67F with an average humidity of 81%. Winds will be 2 mph from the SW.

Mostly clear. Low temperature around 62F. Dew point will be around 62F with an average humidity of 92%. Winds will be 2 mph from the E.

Mostly cloudy with widely scattered thunderstorms. Chance of storms 25%. High temperature around 77F. Dew point will be around 66F with an average humidity of 81%. Winds will be 4 mph from the SE.

Mostly clear. Low temperature around 63F. Dew point will be around 64F with an average humidity of 96%. Winds will be 6 mph from the SE.

Cloudy with widely scattered thunderstorms. Chance of storms 25%. High temperature around 78F. Dew point will be around 67F with an average humidity of 82%. Winds will be 6 mph from the S.

Mostly clear. Low temperature around 63F. Dew point will be around 64F with an average humidity of 96%. Winds will be 5 mph from the SE.