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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: 5:44 pm CST Jan 10, 2026 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps

MouseOver for Detail Forecast
Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Cloudy on Tonight Partly Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday Sunny on Wednesday Sunny on Thursday Sunny on Friday Partly Sunny on Saturday
Low: 37°F High: 62°F High: 60°F High: 61°F High: 72°F High: 64°F High: 70°F High: 57°F
Low: 40°F Low: 44°F Low: 43°F Low: 40°F Low: 42°F Low: 43°F  
Mostly Cloudy Partly Sunny Mostly Cloudy Partly Sunny Sunny Sunny Sunny Partly Sunny
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Current Conditions at
SAN MARCOS - (KHYI)
46°
Feels like 41°F
Clear
as of 8:56 PM CST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.50 in.
Flight Rule: VFR
Wind Data
10 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
NEW BRAUNFELS - (KBAZ)
46°
Feels like 41°F
Clear
as of 8:51 PM CST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.48 in.
Flight Rule: VFR
Wind Data
10 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
48°
Feels like 42°F
Partly Cloudy
as of 8:53 PM CST
Rel. Humidity: 29%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.49 in.
Flight Rule: VFR
Wind Data
13 MPH
350° North
Cloud Level(s): Scattered at 25000ft
Current Conditions at
RANDOLPH AFB - (KRND)
48°
Clear
as of 8:55 PM CST
Rel. Humidity: 31%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.48 in.
Flight Rule: VFR
Wind Data
7 MPH
350° North
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 37. North wind around 10 mph.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 62. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 40. North northeast wind around 5 mph becoming calm in the evening.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 60. Calm wind.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 44. Calm wind.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 61. Calm wind becoming southwest around 5 mph in the afternoon.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 43. West southwest wind around 5 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 72. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Clear on Wednesday Night Wednesday Night... Clear, with a low around 40. North wind 5 to 10 mph.
Sunny on Thursday Thursday... Sunny, with a high near 64.
Clear on Thursday Night Thursday Night... Clear, with a low around 42.
Sunny on Friday Friday... Sunny, with a high near 70.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 43.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 57.
Current Radar Image


Sun Almanac for San Marcos, Texas
Sunrise: 07:28 AM
Sunset: 5:50 PM
Civil Sunrise:07:03 AM
Civil Sunset: 6:16 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:46 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 7:15 PM
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