Charleston, TX Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Charleston, TX in one place.
Sunny. High near 100, with temperatures falling to around 97 in the afternoon. South wind 0 to 10 mph.
Local Weather Overview
This forecast page for Charleston, 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: Sep 14, 2026 10:54 AM CDT.
The active forecast window currently covers Sep 16 to Sep 20, 2026 for Charleston, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 10:54 AM CDT
- Forecast office
- FWD
- Source
- NOAA / NWS
Daily Outlook
This Week in Charleston
Wednesday looks like the warmest upcoming period in Charleston at 100 degrees F.
Friday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 10 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 10:54 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- FWD
- Radar station
- KFWS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 76, with temperatures rising to around 78 overnight. Southeast wind 0 to 10 mph.
Sunny, with a high near 99. South southeast wind 0 to 5 mph.
Mostly clear, with a low around 73. Southeast wind 0 to 5 mph.
Sunny, with a high near 99. South wind 0 to 5 mph.
Mostly clear, with a low around 71.
Sunny, with a high near 99.
Mostly clear, with a low around 72.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Sunny
|
100°F |
0 to 10 mph
S
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
76°F |
0 to 10 mph
SE
|
|
Thursday
Sep 17
|
Sunny
|
99°F |
0 to 5 mph
SSE
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
73°F |
0 to 5 mph
SE
|
|
Friday
Sep 18
|
Sunny
|
99°F |
0 to 5 mph
S
|
|
Friday Night
Sep 18
|
Mostly Clear
|
71°F |
0 to 5 mph
SSE
|
|
Saturday
Sep 19
|
Sunny
|
99°F |
0 to 5 mph
SSW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
72°F |
5 mph
SSE
|
|
Sunday
Sep 20
|
Sunny then Slight Chance Showers And Thunderstorms
|
97°F |
5 mph
S
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms
|
72°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Charleston.