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.

Mostly Cloudy

80°F

27°C

Humidity 82%
Wind Speed SE 14 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 May 1:53 am CDT
Extended Forecast for

Houston Intercontinental Airport TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 75 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 90%.

    High: 84 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 70%.

    Low: 74 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 84. Chance of precipitation is 90%.

    High: 84 °F

    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and thunderstorms likely, mainly between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 90%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 70%.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 84. Chance of precipitation is 90%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 73. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Houston Intercontinental Airport TX
 29.98°N 95.37°W (Elev. 95 ft)
Last Update:
1:20 am CDT May 19, 2026
Forecast Valid:
2am CDT May 19, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation