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

Houston Intercontinental Airport (KIAH)

Lat: 29.98°NLon: 95.36°WElev: 89ft.

Overcast

83°F

28°C

Humidity 77%
Wind Speed W 5 mph
Barometer 30.07 in (1018.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 18 Jul 8:53 am CDT
Extended Forecast for

Houston Intercontinental Airport TX

  • Today

    Today: A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 90. Southwest wind around 5 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 77. Southeast wind 5 to 10 mph.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 93. South wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 90. Southwest wind around 5 mph becoming south in the afternoon. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 77. Southeast wind 5 to 10 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 93. South wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 78. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 95. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 77.
Monday
Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Houston Intercontinental Airport TX
 29.98°N 95.34°W (Elev. 92 ft)
Last Update:
9:16 am CDT Jul 18, 2025
Forecast Valid:
9am CDT Jul 18, 2025-6pm CDT Jul 24, 2025
 
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