Harris County, TX Weather Forecast
County weather hub
Sunny
Compare major city weather across Harris County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 97. Heat index values as high as 104. Northeast wind 0 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Harris County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 25 of 26 mapped cities in Harris County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Sep 23 to Sep 28, 2026
- Latest sync
- Sep 22, 2026 5:27 AM CDT
- Forecast office
- HGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harris County
Wednesday looks like the warmest upcoming period in Harris County at 97 degrees F.
Thursday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 10 mph NE.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Sep 22, 2026 5:27 AM 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 sourceExtended Forecast
Partly cloudy, with a low around 79. East wind 0 to 10 mph.
Mostly sunny, with a high near 95.
Partly cloudy, with a low around 75.
Mostly sunny, with a high near 94.
Partly cloudy, with a low around 76.
Mostly sunny, with a high near 95.
Partly cloudy, with a low around 78.
Mostly sunny, with a high near 95.
Partly cloudy, with a low around 78.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Sunny
|
97°F |
0 to 10 mph
NE
|
|
Wednesday Night
Sep 23
|
Partly Cloudy
|
79°F |
0 to 10 mph
E
|
|
Thursday
Sep 24
|
Mostly Sunny
|
95°F |
5 to 10 mph
NE
|
|
Thursday Night
Sep 24
|
Partly Cloudy
|
75°F |
0 to 5 mph
NE
|
|
Friday
Sep 25
|
Mostly Sunny
|
94°F |
5 mph
NE
|
|
Friday Night
Sep 25
|
Partly Cloudy
|
76°F |
0 to 5 mph
E
|
|
Saturday
Sep 26
|
Mostly Sunny
|
95°F |
0 to 5 mph
E
|
|
Saturday Night
Sep 26
|
Partly Cloudy
|
78°F |
0 to 10 mph
SE
|
|
Sunday
Sep 27
|
Mostly Sunny
|
95°F |
0 to 10 mph
SE
|
|
Sunday Night
Sep 27
|
Partly Cloudy
|
78°F |
5 to 10 mph
SE
|
|
Monday
Sep 28
|
Mostly Sunny then Chance Showers And Thunderstorms
|
93°F |
0 to 10 mph
SE
|
Major City Forecasts
Live forecast snapshots for major cities across Harris County.
Coverage
Forecast coverage currently spans 25 of 26 mapped cities in Harris County.
Largest mapped city population in this region: 2,316,120.
