San Marcos, Texas Weather
No Watches or Warnings for San Marcos
Issued: 12:44 am CST Jan 13, 2026 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps
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Current Conditions at
SAN MARCOS - (KHYI)
48°
Mostly Cloudy
as of 11:56 PM CST
Rel. Humidity: 42%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.37 in.
Flight Rule: VFR
Cloud Level(s): Broken at 11000ft
Current Conditions at
NEW BRAUNFELS - (KBAZ)
48°
Mostly Cloudy
as of 11:51 PM CST
Rel. Humidity: 57%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Cloud Level(s): Broken at 11000ft
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
48°
Mostly Cloudy
as of 11:53 PM CST
Rel. Humidity: 61%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Cloud Level(s): Broken at 14000ft
Current Conditions at
RANDOLPH AFB - (KRND)
55°
Partly Cloudy
as of 11:55 PM CST
Rel. Humidity: 37%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
3 MPH
240° Southwest
Cloud Level(s): Scattered at 7500ft
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Overnight... A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 47. Calm wind becoming west around 5 mph. |
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Tuesday... A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 63. West southwest wind around 5 mph. |
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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 69. West wind 5 to 10 mph becoming north 15 to 20 mph in the morning. Winds could gust as high as 30 mph. |
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Wednesday Night... Clear, with a low around 38. North wind 5 to 15 mph, with gusts as high as 25 mph. |
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Thursday... Sunny, with a high near 63. North northwest wind around 5 mph becoming south southeast in the afternoon. |
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Thursday Night... Clear, with a low around 43. South southwest wind around 5 mph. |
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Friday... Sunny, with a high near 69. Southwest wind 5 to 10 mph becoming north in the afternoon. |
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Friday Night... Mostly clear, with a low around 41. North northeast wind 5 to 10 mph. |
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Saturday... Sunny, with a high near 63. |
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Saturday Night... Mostly clear, with a low around 38. |
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Sunday... Sunny, with a high near 63. |
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Sunday Night... Partly cloudy, with a low around 35. |
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M.L.King Day... Mostly sunny, with a high near 61. |
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Current Radar Image
Sun Almanac for San Marcos, Texas
Sunrise: 07:28 AM
Sunset: 5:53 PM
Civil Sunrise:07:02 AM
Civil Sunset: 6:19 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:48 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 7:17 PM
Texas' Current Temperatures
Texas' Satellite Image
Texas' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7074 locations
in the contiguous United States |
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High
Temp |
73° |
Fort Lauderdale Intl, Florida
and 1 other location
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Low
Temp |
9° |
Angel Fire, New Mexico
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Wind
Speed |
40mph |
Big Timber, Montana
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Wind
Gust |
48mph |
Big Timber, Montana
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Wind
Chill |
0° |
Berthoud Pass, Colorado
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High
Pressure |
30.61Hg |
Carson City A/P, Nevada
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Low
Pressure |
29.43Hg |
Flag Island, Minnesota
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| # Locations Reporting Snow |
9 |
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| # Locations Reporting Rain |
10 |
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| # Locations Reporting Fog |
6 |
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| Average Temperature in the Contiguous USA |
37° |
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National Weather Service for official information.
