San Marcos, Texas Weather
No Watches or Warnings for San Marcos
Issued: 5:44 am CST Nov 22, 2025 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps
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Increasing Clouds |
Mostly Cloudy |
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Sunny |
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Current Conditions at
SAN MARCOS - (KHYI)
61°
Clear
as of 6:56 AM CST
Rel. Humidity: 77%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
NEW BRAUNFELS - (KBAZ)
63°
Mostly Clear
as of 6:51 AM CST
Rel. Humidity: 67%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Cloud Level(s): Few at 5000ft
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
57°
Mostly Clear
as of 6:53 AM CST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Cloud Level(s): Few at 5000ft, Few at 30000ft
Current Conditions at
RANDOLPH AFB - (KRND)
66°
Mostly Cloudy
as of 7:30 AM CST
Rel. Humidity: 59%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
13 MPH
020° North
Cloud Level(s): Broken at 3400ft
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Today... Sunny, with a high near 76. North northeast wind around 10 mph, with gusts as high as 20 mph. |
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Tonight... Increasing clouds, with a low around 56. North northeast wind around 5 mph. |
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Sunday... Mostly cloudy, with a high near 73. Northeast wind 5 to 10 mph becoming east southeast in the afternoon. |
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Sunday Night... A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 65. South southeast wind 5 to 10 mph. |
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Monday... Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. |
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Monday Night... A 20 percent chance of showers before midnight. Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm in the evening. |
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Tuesday... Sunny, with a high near 79. Northwest wind around 5 mph. |
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Tuesday Night... Mostly clear, with a low around 49. North wind 5 to 15 mph, with gusts as high as 20 mph. |
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Wednesday... Mostly sunny, with a high near 65. North northeast wind 10 to 15 mph, with gusts as high as 25 mph. |
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Wednesday Night... Mostly clear, with a low around 43. |
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Thanksgiving Day... Mostly sunny, with a high near 64. |
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Thursday Night... Partly cloudy, with a low around 45. |
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Friday... Mostly sunny, with a high near 69. |
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Current Radar Image
Sun Almanac for San Marcos, Texas
Sunrise: 07:03 AM
Sunset: 5:33 PM
Civil Sunrise:06:37 AM
Civil Sunset: 5:59 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 6:28 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:57 PM
Texas' Current Temperatures
Texas' Satellite Image
Texas' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7132 locations in the contiguous United States |
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High Temp |
81° |
Keathley C 875, Louisiana
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Low Temp |
18° |
Wautoma Municipal A/P, Wisconsin
and 4 other locations
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Wind Speed |
29mph |
Big Timber, Montana
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Wind Gust |
38mph |
Ontario, California
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Wind Chill |
2° |
Berthoud Pass, Colorado
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High Pressure |
30.45Hg |
Salida Mountain, Colorado
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Low Pressure |
29.66Hg |
Flag Island, Minnesota
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| # Locations Reporting Snow |
2 |
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| # Locations Reporting Rain |
98 |
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| # Locations Reporting Thunderstorms / Lightning |
1 |
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| # Locations Reporting Fog |
86 |
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| Average Temperature in the Contiguous USA |
46° |
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National Weather Service for official information.