Houston, TX Weather Forecast

Local 7-day forecast

100°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Houston, TX in one place.

Sunday, August 23, 2026
Wind: 5 to 10 mph S
Sunday

Sunny, with a high near 100. Heat index values as high as 107. South wind 5 to 10 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Houston, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 21, 2026 8:04 PM CDT.

The active forecast window currently covers Aug 23 to Aug 28, 2026 for Houston, TX.

Page Snapshot

Page focus
city weather
Forecast window
Aug 23 to Aug 28, 2026
Latest sync
Aug 21, 2026 8:04 PM CDT
Forecast office
HGX
Source
NOAA / NWS
Next High
100°F
Sunday
Next Low
81°F
Sunday Night
Rain Outlook
1
Periods mentioning precipitation
Windiest
5 to 10 mph
Sunday

Daily Outlook

Today
Aug 23
Sunny
100 °F
/ 81°F
Wind 5 to 10 mph
Mon
Aug 24
Sunny
99 °F
/ 80°F
Wind 5 to 10 mph
Tue
Aug 25
Sunny
99 °F
/ 80°F
Wind 5 to 10 mph
Wed
Aug 26
Sunny
99 °F
/ 80°F
Wind 5 mph
Thu
Aug 27
Sunny
98 °F
/ 80°F
Wind 5 mph
Fri
Aug 28
Slight Chance Showers And Thunderstorms
97 °F
Wind 0 to 10 mph

This Week in Houston

Sunday looks like the warmest upcoming period in Houston at 100 degrees F.

Monday Night is the coolest period ahead with temperatures near 80 degrees F.

The strongest winds are forecast for Sunday at about 5 to 10 mph S.

Precipitation is mentioned in 1 upcoming forecast period.

Forecast Details

Last updated
Aug 21, 2026 8:04 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
HGX
Radar station
KHGX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Sunday Night
Aug 23
81°F
Mostly Clear
5 to 10 mph S

Mostly clear, with a low around 81. South wind 5 to 10 mph.

Monday
Aug 24
99°F
Sunny
5 to 10 mph S

Sunny, with a high near 99.

Monday Night
Aug 24
80°F
Mostly Clear
5 to 10 mph S

Mostly clear, with a low around 80.

Tuesday
Aug 25
99°F
Sunny
5 to 10 mph SW

Sunny, with a high near 99.

Tuesday Night
Aug 25
80°F
Clear
5 to 10 mph S

Clear, with a low around 80.

Wednesday
Aug 26
99°F
Sunny
5 mph SW

Sunny, with a high near 99.

Wednesday Night
Aug 26
80°F
Mostly Clear
5 to 10 mph S

Mostly clear, with a low around 80.

Thursday
Aug 27
98°F
Sunny
5 mph SW

Sunny, with a high near 98.

Thursday Night
Aug 27
80°F
Mostly Clear
5 to 10 mph S

Mostly clear, with a low around 80.

Friday
Aug 28
97°F
Slight Chance Showers And Thunderstorms
0 to 10 mph S

A slight chance of showers and thunderstorms between 7am and 1pm. Sunny, with a high near 97.

Detailed Forecast

Period Conditions Temp Wind
Sunday
Aug 23
Sunny
100°F
5 to 10 mph
S
Sunday Night
Aug 23
Mostly Clear
81°F
5 to 10 mph
S
Monday
Aug 24
Sunny
99°F
5 to 10 mph
S
Monday Night
Aug 24
Mostly Clear
80°F
5 to 10 mph
S
Tuesday
Aug 25
Sunny
99°F
5 to 10 mph
SW
Tuesday Night
Aug 25
Clear
80°F
5 to 10 mph
S
Wednesday
Aug 26
Sunny
99°F
5 mph
SW
Wednesday Night
Aug 26
Mostly Clear
80°F
5 to 10 mph
S
Thursday
Aug 27
Sunny
98°F
5 mph
SW
Thursday Night
Aug 27
Mostly Clear
80°F
5 to 10 mph
S
Friday
Aug 28
Slight Chance Showers And Thunderstorms
97°F
0 to 10 mph
S
Houston montage
Houston montage image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.