10-day forecast for Katy, TX: 62° to 91°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Monday, November 2
81° · 0.56 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2684° / 62°0
Morning64°feels 63°
Afternoon84°feels 83°
Evening70°feels 70°
Overnight64°feels 63°
84 °
Katy, Monday, 26 October
Overcast. High 84°, low 62°.
Pressure30.24 inHg
Wind7.8 mph E
Humidity45%
Visibility6.2 mi
Dew point57°
Tue, 2780° / 62°0.03
Morning69°feels 69°
Afternoon76°feels 76°
Evening72°feels 73°
Overnight65°feels 65°
80 °
Katy, Tuesday, 27 October
Light rain. High 80°, low 62°.
Pressure30.18 inHg
Wind4.8 mph E
Humidity55%
Visibility6.2 mi
Dew point58°
Wed, 2881° / 67°0.56
Morning67°feels 68°
Afternoon75°feels 76°
Evening71°feels 72°
Overnight68°feels 69°
81 °
Katy, Wednesday, 28 October
Rain. High 81°, low 67°.
Pressure30.15 inHg
Wind9.6 mph SE
Humidity63%
Visibility6.2 mi
Dew point68°
Thu, 2980° / 68°0
Morning69°feels 70°
Afternoon80°feels 80°
Evening73°feels 73°
Overnight69°feels 70°
80 °
Katy, Thursday, 29 October
Overcast. High 80°, low 68°.
Pressure30.15 inHg
Wind7.1 mph E
Humidity69%
Visibility6.2 mi
Dew point66°
Fri, 3080° / 65°0
Morning69°feels 69°
Afternoon79°feels 79°
Evening74°feels 75°
Overnight71°feels 72°
80 °
Katy, Friday, 30 October
Overcast. High 80°, low 65°.
Pressure30.06 inHg
Wind9.1 mph SE
Humidity58%
Visibility—
Dew point62°
Sat, 3186° / 70°0.01
Morning74°feels 75°
Afternoon84°feels 86°
Evening78°feels 78°
Overnight73°feels 74°
86 °
Katy, Saturday, 31 October
Light rain. High 86°, low 70°.
Pressure30.00 inHg
Wind7.8 mph S
Humidity51%
Visibility—
Dew point63°
Sun, 0189° / 69°0
Morning74°feels 76°
Afternoon87°feels 89°
Evening81°feels 83°
Overnight75°feels 76°
89 °
Katy, Sunday, 1 November
Overcast. High 89°, low 69°.
Pressure30.06 inHg
Wind8 mph S
Humidity49%
Visibility—
Dew point64°
Mon, 0291° / 71°0
Morning76°feels 78°
Afternoon88°feels 89°
Evening83°feels 84°
Overnight75°feels 75°
91 °
Katy, Monday, 2 November
Overcast. High 91°, low 71°.
Pressure30.03 inHg
Wind9.2 mph S
Humidity45%
Visibility—
Dew point62°
Tue, 0391° / 70°0
Morning75°feels 76°
Afternoon87°feels 89°
Evening82°feels 83°
Overnight74°feels 75°
91 °
Katy, Tuesday, 3 November
Clear. High 91°, low 70°.
Pressure29.97 inHg
Wind9.2 mph S
Humidity46%
Visibility—
Dew point62°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Katy, TX around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.