San Marcos, Texas Weather
No Watches or Warnings for San Marcos
Issued: 5:46 pm CST Jan 9, 2026 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps
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Current Conditions at
SAN MARCOS - (KHYI)
70°
Mostly Cloudy
as of 5:56 PM CST
Rel. Humidity: 60%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: MVFR
Cloud Level(s): Broken at 2600ft
Current Conditions at
NEW BRAUNFELS - (KBAZ)
70°
Partly Cloudy
Haze
as of 5:51 PM CST
Rel. Humidity: 77%
Dew Point: 63°F
Visibility: 6 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Cloud Level(s): Scattered at 4800ft
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
70°
Mostly Cloudy
as of 5:53 PM CST
Rel. Humidity: 43%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
14 MPH
350° North
Cloud Level(s): Few at 3300ft, Broken at 4300ft
Current Conditions at
RANDOLPH AFB - (KRND)
72°
Clear
as of 5:55 PM CST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Cloud Level(s): Clear
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Tonight... Cloudy, then gradually becoming partly cloudy, with a low around 45. North northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. |
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Saturday... Mostly sunny, with a high near 59. North wind 15 to 20 mph, with gusts as high as 35 mph. |
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Saturday Night... Mostly cloudy, with a low around 38. North wind 5 to 10 mph, with gusts as high as 20 mph. |
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Sunday... Partly sunny, with a high near 60. North northeast wind 5 to 10 mph. |
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Sunday Night... Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm. |
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Monday... Partly sunny, with a high near 61. Calm wind becoming south southeast around 5 mph. |
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Monday Night... Mostly cloudy, with a low around 44. Calm wind becoming west southwest around 5 mph. |
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Tuesday... Partly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the morning. |
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Tuesday Night... Mostly clear, with a low around 44. West southwest wind around 5 mph. |
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Wednesday... Sunny, with a high near 72. |
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Wednesday Night... Clear, with a low around 41. |
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Thursday... Sunny, with a high near 65. |
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Thursday Night... Clear, with a low around 41. |
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Friday... Sunny, with a high near 68. |
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Current Radar Image
Sun Almanac for San Marcos, Texas
Sunrise: 07:28 AM
Sunset: 5:50 PM
Civil Sunrise:07:02 AM
Civil Sunset: 6:16 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:45 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 7:14 PM
Texas' Current Temperatures
Texas' Satellite Image
Texas' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 6214 locations
in the contiguous United States |
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High
Temp |
88° |
Mcallen, Texas
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Low
Temp |
-8° |
Berthoud Pass, Colorado
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Wind
Speed |
39mph |
Fort Drum, New York
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Wind
Gust |
53mph |
Fort Drum, New York
and 1 other location
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Wind
Chill |
-36° |
Berthoud Pass, Colorado
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Heat
Index |
89° |
Mcallen, Texas
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High
Pressure |
30.60Hg |
Ontario, Oregon
and 2 other locations
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Low
Pressure |
29.59Hg |
Massena, New York
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| # Locations Reporting Snow |
17 |
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| # Locations Reporting Rain |
131 |
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| # Locations Reporting Thunderstorms / Lightning |
9 |
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| # Locations Reporting Fog |
7 |
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| Average Temperature in the Contiguous USA |
49° |
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National Weather Service for official information.
