San Marcos, Texas Weather
No Watches or Warnings for San Marcos
Issued: 2:32 pm CST Jan 18, 2026 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps
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Current Conditions at
SAN MARCOS - (KHYI)
63°
Clear
as of 2:56 PM CST
Rel. Humidity: 13%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
NEW BRAUNFELS - (KBAZ)
61°
Clear
as of 2:51 PM CST
Rel. Humidity: 14%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
13 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
63°
Clear
as of 2:53 PM CST
Rel. Humidity: 12%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 20 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
RANDOLPH AFB - (KRND)
61°
Clear
as of 2:55 PM CST
Rel. Humidity: 12%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Clear
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This Afternoon... Sunny, with a high near 61. Southwest wind around 10 mph. |
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Tonight... Clear, with a low around 31. South southwest wind around 5 mph becoming west after midnight. |
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M.L.King Day... Sunny, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. |
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Monday Night... Increasing clouds, with a low around 43. Northeast wind 5 to 10 mph. |
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Tuesday... Cloudy, with a high near 58. North northeast wind 5 to 10 mph becoming east southeast in the afternoon. |
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Tuesday Night... A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 51. Southeast wind around 5 mph. |
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Wednesday... A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 64. Southeast wind around 5 mph. |
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Wednesday Night... Mostly cloudy, with a low around 50. East southeast wind 5 to 10 mph becoming north northeast after midnight. |
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Thursday... Partly sunny, with a high near 63. North northeast wind around 5 mph. |
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Thursday Night... Mostly cloudy, with a low around 46. |
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Friday... Partly sunny, with a high near 67. |
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Friday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 52. |
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Saturday... A 20 percent chance of showers. Mostly cloudy, with a high near 66. |
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Current Radar Image
Sun Almanac for San Marcos, Texas
Sunrise: 07:27 AM
Sunset: 5:57 PM
Civil Sunrise:07:02 AM
Civil Sunset: 6:23 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:52 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 7:21 PM
Texas' Current Temperatures
Texas' Satellite Image
Texas' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7016 locations in the contiguous United States |
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High Temp |
82° |
North Perry Arpt, Florida
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Low Temp |
-6° |
Cavalier Municipal A/P, North Dakota
and 5 other locations
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Wind Speed |
125mph |
Hobbs, New Mexico
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Wind Gust |
66mph |
Berthoud Pass, Colorado
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Wind Chill |
-35° |
Robertson Field, North Dakota
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High Pressure |
30.57Hg |
Richland, Washington
and 1 other location
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Low Pressure |
29.61Hg |
Grand Marais, Minnesota
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| # Locations Reporting Snow |
295 |
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| # Locations Reporting Rain |
65 |
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| # Locations Reporting Fog |
14 |
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| Average Temperature in the Contiguous USA |
37° |
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National Weather Service for official information.