National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Houston, Sugar Land Municipal / Hull Field Airport (KSGR)

Lat: 29.62°NLon: 95.66°WElev: 82ft.

Fair

76°F

24°C

Humidity 97%
Wind Speed Calm
Barometer 30.04 in (1017.3 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 26 Jul 1:53 am CDT
Extended Forecast for

Katy TX

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 97. Heat index values as high as 110. Calm wind becoming south around 5 mph in the morning.

    High: 97 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 8pm. Patchy fog after 4am. Otherwise, mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind 5 to 10 mph.

    High: 98 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 75. South wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 97. Heat index values as high as 110. Calm wind becoming south around 5 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms before 8pm. Patchy fog after 4am. Otherwise, mostly clear, with a low around 76. South wind 5 to 10 mph.
Monday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Partly cloudy, with a low around 77.
Thursday
Mostly sunny and hot, with a high near 102.
Thursday Night
Mostly clear, with a low around 79.
Friday
Mostly sunny and hot, with a high near 101.
Friday Night
Partly cloudy, with a low around 80.
Saturday
Mostly sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Katy TX
 29.79°N 95.84°W (Elev. 138 ft)
Last Update:
1:21 am CDT Jul 26, 2026
Forecast Valid:
2am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation