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.

Fair

67°F

19°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 11 Oct 3:53 am CDT
Extended Forecast for

Dayton TX

  • Overnight

    Overnight: Clear, with a low around 67. Calm wind.

    Low: 67 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. South wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Sunny, with a high near 89. East wind 5 to 10 mph becoming southeast in the afternoon.

    High: 89 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 67. Calm wind.
Sunday
Sunny, with a high near 89. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 68. South wind around 5 mph becoming calm in the evening.
Columbus Day
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Sunny, with a high near 89. East wind 5 to 10 mph becoming southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dayton TX
 30.07°N 94.9°W (Elev. 59 ft)
Last Update:
1:22 am CDT Oct 11, 2026
Forecast Valid:
3am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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