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.

A Few Clouds

81°F

27°C

Humidity 91%
Wind Speed S 3 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 8 Sep 3:53 am CDT
Extended Forecast for

Houston Intercontinental Airport TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 106. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 79. Southeast wind 5 to 10 mph becoming light in the evening.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 106. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 79. Southeast wind 5 to 10 mph becoming light in the evening.
Wednesday
A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 78.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 78.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Houston Intercontinental Airport TX
 30°N 95.34°W (Elev. 92 ft)
Last Update:
1:21 am CDT Sep 8, 2026
Forecast Valid:
4am CDT Sep 8, 2026-6pm CDT Sep 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation