Williamson County, TX Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across Williamson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Williamson County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 12 of 12 mapped cities in Williamson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 11:52 AM CDT
- Forecast office
- EWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Williamson County
Monday looks like the warmest upcoming period in Williamson County at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Tuesday at about 15 to 20 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 11:52 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- EWX
- Radar station
- KGRK
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Mostly cloudy, with a high near 84. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly cloudy, with a low around 68.
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Chance Showers And Thunderstorms
|
80°F |
5 to 10 mph
SE
|
|
Friday Night
Apr 10
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
SE
|
|
Saturday
Apr 11
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
81°F |
5 to 15 mph
SE
|
|
Saturday Night
Apr 11
|
Chance Showers And Thunderstorms
|
68°F |
10 to 15 mph
SSE
|
|
Sunday
Apr 12
|
Chance Showers And Thunderstorms
|
81°F |
10 to 15 mph
S
|
|
Sunday Night
Apr 12
|
Chance Showers And Thunderstorms
|
68°F |
10 to 15 mph
SSE
|
|
Monday
Apr 13
|
Mostly Cloudy
|
84°F |
10 to 15 mph
S
|
|
Monday Night
Apr 13
|
Mostly Cloudy
|
68°F |
15 mph
SSE
|
|
Tuesday
Apr 14
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
84°F |
15 to 20 mph
S
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
66°F |
10 to 15 mph
SSE
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
81°F |
10 to 15 mph
S
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
62°F |
5 to 10 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Williamson County.
Coverage
Forecast coverage currently spans 12 of 12 mapped cities in Williamson County.
Largest mapped city population in this region: 137,575.
