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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: 12:44 pm CST Nov 30, 2025 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Cloudy on This Afternoon 30% chance of rain on Tonight 30% chance of rain on Monday Mostly Sunny on Tuesday Mostly Cloudy on Wednesday 60% chance of thunderstorms on Thursday 20% chance of rain on Friday Mostly Sunny on Saturday
High: 49°F Low: 41°F High: 50°F High: 57°F High: 65°F High: 56°F High: 62°F High: 67°F
Low: 37°F Low: 39°F Low: 50°F Low: 45°F Low: 43°F  
Cloudy Rain Rain Mostly Sunny Mostly Cloudy Thunderstorms Rain Mostly Sunny
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Current Conditions at
SAN MARCOS - (KHYI)
52°
Cloudy
as of 1:56 PM CST
Rel. Humidity: 43%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: MVFR
Wind Data
18 MPH
Gust: 24 MPH
020° North
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
NEW BRAUNFELS - (KBAZ)
50°
Feels like 44°F
Cloudy
as of 1:51 PM CST
Rel. Humidity: 46%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 26 MPH
020° North
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
52°
Cloudy
as of 1:53 PM CST
Rel. Humidity: 40%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: MVFR
Wind Data
17 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
RANDOLPH AFB - (KRND)
52°
Cloudy
as of 1:55 PM CST
Rel. Humidity: 43%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: MVFR
Wind Data
16 MPH
010° North
Cloud Level(s): Solid Overcast at 2400ft
Cloudy on This Afternoon This Afternoon... Cloudy, with a high near 49. North northeast wind around 15 mph, with gusts as high as 30 mph.
30% chance of rain Tonight Tonight... A 30 percent chance of showers, mainly after 3am. Cloudy, with a low around 41. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
30% chance of rain Monday Monday... A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 50. North northeast wind around 5 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 37. North wind 5 to 10 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 57. North wind 5 to 10 mph becoming east in the afternoon.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 39. East southeast wind around 5 mph becoming calm.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 65. South wind around 5 mph.
40% chance of thunderstorms Wednesday Night Wednesday Night... A slight chance of showers, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 50. Light and variable wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 40%.
60% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 56. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
50% chance of rain Thursday Night Thursday Night... A 50 percent chance of showers. Cloudy, with a low around 45.
20% chance of rain Friday Friday... A 20 percent chance of showers. Mostly cloudy, with a high near 62.
20% chance of rain Friday Night Friday Night... A 20 percent chance of showers. Partly cloudy, with a low around 43.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 67.
Current Radar Image


Sun Almanac for San Marcos, Texas
Sunrise: 07:09 AM
Sunset: 5:32 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:58 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 6:27 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:56 PM
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