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San Marcos, Texas Weather Forecast
San Marcos, Texas Weather
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Weather Forecast for San Marcos, Texas : Hays County
Issued: 5:42 am CST Jan 1, 2026 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps

MouseOver for Detail Forecast
New Year's Day Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on New Year's Day Mostly Cloudy on Tonight Sunny on Friday Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday
High: 73°F Low: 55°F High: 86°F High: 76°F High: 73°F High: 74°F High: 79°F High: 78°F
  Low: 57°F Low: 46°F Low: 52°F Low: 58°F Low: 58°F  
Mostly Sunny Mostly Cloudy Sunny Sunny Sunny Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
SAN MARCOS - (KHYI)
39°
Clear
as of 5:56 AM CST
Rel. Humidity: 60%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
34°
Mostly Clear
as of 5:53 AM CST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Current Conditions at
RANDOLPH AFB - (KRND)
45°
Clear
as of 5:55 AM CST
Rel. Humidity: 61%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, then gradually becoming clear, with a low around 55. South southwest wind around 10 mph.

Sunny on Friday Friday... Sunny, with a high near 86. West wind 10 to 15 mph, with gusts as high as 20 mph.

Clear on Friday Night Friday Night... Clear, with a low around 57. West wind around 5 mph.

Sunny on Saturday Saturday... Sunny, with a high near 76. Northwest wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

Clear on Saturday Night Saturday Night... Clear, with a low around 46. North northeast wind around 5 mph.

Sunny on Sunday Sunday... Sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 52. South wind around 5 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 74. South wind 5 to 10 mph, with gusts as high as 20 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 58.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 79.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 58.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 78.

Current Radar Image


Sun Almanac for San Marcos, Texas
Sunrise: 07:28 AM
Sunset: 5:43 PM
Civil Sunrise:07:01 AM
Civil Sunset: 6:10 PM
Nautical Sunrise: 06:32 AM
Nautical Sunset: 6:39 PM
Astro Sunrise: 06:02 AM
Astro Sunset: 7:09 PM
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