San Marcos, Texas Weather
No Watches or Warnings for San Marcos
Issued: 5:42 pm CST Dec 27, 2025 Latitude: 29.8832749 Longitude: -97.9413941 View on Google Maps
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| Increasing Clouds |
Mostly Sunny |
Partly Sunny |
Partly Sunny |
Mostly Sunny |
Partly Sunny |
Mostly Sunny |
Mostly Sunny |
Current Conditions at
SAN MARCOS - (KHYI)
75°
Mostly Clear
as of 5:56 PM CST
Rel. Humidity: 64%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Cloud Level(s): Few at 4900ft
Current Conditions at
NEW BRAUNFELS - (KBAZ)
73°
Mostly Clear
as of 5:51 PM CST
Rel. Humidity: 69%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Cloud Level(s): Few at 4900ft
Current Conditions at
AUSTIN/BERGSTROM - (KAUS)
73°
Mostly Clear
as of 5:53 PM CST
Rel. Humidity: 69%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Cloud Level(s): Few at 4000ft, Few at 30000ft
Current Conditions at
RANDOLPH AFB - (KRND)
75°
Clear
as of 5:55 PM CST
Rel. Humidity: 64%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Clear
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Tonight... Increasing clouds, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph. |
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Sunday... Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. |
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Sunday Night... A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 43. Breezy, with a west southwest wind 5 to 10 mph becoming north 15 to 25 mph in the evening. Winds could gust as high as 40 mph. |
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Monday... Partly sunny, with a high near 52. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph. |
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Monday Night... Mostly cloudy, with a low around 38. North wind 10 to 15 mph, with gusts as high as 25 mph. |
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Tuesday... Partly sunny, with a high near 54. North wind 5 to 10 mph. |
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Tuesday Night... Partly cloudy, with a low around 35. Calm wind. |
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Wednesday... Mostly sunny, with a high near 59. Calm wind becoming south southwest around 5 mph in the morning. |
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Wednesday Night... Partly cloudy, with a low around 40. South southwest wind around 5 mph. |
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New Year's Day... Partly sunny, with a high near 68. |
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Thursday Night... Partly cloudy, with a low around 48. |
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Friday... Mostly sunny, with a high near 70. |
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Friday Night... Partly cloudy, with a low around 53. |
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Saturday... Mostly sunny, with a high near 74. |
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Current Radar Image
Sun Almanac for San Marcos, Texas
Sunrise: 07:26 AM
Sunset: 5:40 PM
Civil Sunrise:07:00 AM
Civil Sunset: 6:06 PM
Nautical Sunrise: 06:30 AM
Nautical Sunset: 6:36 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 7:05 PM
Texas' Current Temperatures
Texas' Satellite Image
Texas' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7018 locations
in the contiguous United States |
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High
Temp |
84° |
Cotulla, Texas
and 2 other locations
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Low
Temp |
-6° |
Cutbank, Montana
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Wind
Speed |
43mph |
Rapid City, South Dakota
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Wind
Gust |
55mph |
Rapid City, South Dakota
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Wind
Chill |
-24° |
Cutbank, Montana
and 2 other locations
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High
Pressure |
30.43Hg |
Newport, Oregon
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Low
Pressure |
29.61Hg |
Philip, South Dakota
and 2 other locations
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| # Locations Reporting Snow |
33 |
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| # Locations Reporting Rain |
14 |
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| # Locations Reporting Fog |
86 |
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| Average Temperature in the Contiguous USA |
48° |
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National Weather Service for official information.
