Grayson County, TX Weather Forecast
County weather hub
Sunny
Compare major city weather across Grayson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 97.
County Weather Overview
This county weather page brings together forecast coverage for Grayson County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 7 of 7 mapped cities in Grayson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 29 to Aug 31, 2026
- Latest sync
- Aug 25, 2026 5:12 AM CDT
- Forecast office
- FWD
- Source
- NOAA / NWS
Daily Outlook
This Week in Grayson County
Monday looks like the warmest upcoming period in Grayson County at 98 degrees F.
Saturday Night is the coolest period ahead with temperatures near 77 degrees F.
The strongest winds are forecast for Saturday Night at about 5 to 10 mph SSE.
The forecast from Aug 29 through Aug 31 stays mostly dry.
Forecast Details
- Last updated
- Aug 25, 2026 5:12 AM CDT
- Coverage
- 3 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, with a low around 77.
Sunny, with a high near 97.
Clear, with a low around 77.
Sunny, with a high near 98.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Sunny
|
97°F |
5 mph
SSE
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
77°F |
5 to 10 mph
SSE
|
|
Sunday
Aug 30
|
Sunny
|
97°F |
5 to 10 mph
S
|
|
Sunday Night
Aug 30
|
Clear
|
77°F |
10 mph
SSE
|
|
Monday
Aug 31
|
Sunny
|
98°F |
10 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Grayson County.
Coverage
Forecast coverage currently spans 7 of 7 mapped cities in Grayson County.
Largest mapped city population in this region: 45,136.
