10-Day Weather Forecast - Katy, TX

A chance of showers with a slight chance of thunderstorms in the morning then showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Much cooler. Less humid with lows in the lower 50s. North winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50 percent.

Sunny cooler with highs in the upper 60s. North winds 15 to 20 mph.

Clear. Lows in the upper 40s. Northeast winds around 5 mph becoming southeast after midnight.

Sunny. Highs in the mid 70s.

Clear. Lows in the mid 50s.

Sunny. Highs in the lower 80s.

Mostly clear. Lows in the mid 60s.

Mostly sunny. Highs in the mid 80s.

Partly cloudy in the evening then becoming mostly cloudy. Cooler with lows in the mid 50s.

Mostly cloudy in the morning then becoming partly sunny. Much cooler with highs in the mid 60s.

Mostly cloudy. Lows in the mid 40s.

Partly sunny. Highs in the upper 60s.

Clear. Low temperature around 51F. Dew point will be around 42F with an average humidity of 65%. Winds will be 6 mph from the SE.

Sunny. High temperature around 72F. Dew point will be around 52F with an average humidity of 65%. Winds will be 8 mph from the S.

Clear. Low temperature around 58F. Dew point will be around 56F with an average humidity of 80%. Winds will be 7 mph from the S.

Partly cloudy. High temperature around 77F. Dew point will be around 60F with an average humidity of 72%. Winds will be 7 mph from the S.

Partly cloudy. Low temperature around 60F. Dew point will be around 59F with an average humidity of 81%. Winds will be 8 mph from the S.