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Weather in San Marcos, Texas, USA

Now
60 °F

Clear.


Feels Like: 60 °F
Forecast: 95 / 57 °F
Wind: 6 mph from Northwest

Location: San Marcos Municipal Airport
Current Time: Oct 20, 2025 at 3:02:50 am
Latest Report: Oct 20, 2025 at 1:56 am
Visibility: 10 mi
Pressure: 30.08 "Hg
Humidity: 49%
Dew Point: 41 °F

Upcoming 5 hours

Now 4:00 am 5:00 am 6:00 am 7:00 am 8:00 am
60 °F 59 °F 59 °F 60 °F 60 °F 60 °F

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Forecast for the next 48 hours

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  Monday Tuesday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 59 °F 63 °F 93 °F 78 °F 73 °F 73 °F 89 °F
Clear. Mostly cloudy. Mostly sunny. Clear. Broken clouds. Mostly cloudy. Scatt­erred clouds.
Feels Like 60 °F 63 °F 94 °F 80 °F 70 °F 71 °F 88 °F
Wind Speed 3 mph 11 mph 15 mph 13 mph 9 mph 5 mph 11 mph
Wind Direction SE
S
SSW
S
S
WNW
NNW
Humidity 57% 81% 36% 64% 92% 90% 38%
Dew Point 44 °F 57 °F 62 °F 65 °F 71 °F 70 °F 60 °F
Visibility 7 mi 6 mi 9 mi 6 mi 5 mi 6 mi 9 mi
Probability of Precipitation 0% 0% 0% 0% 0% 0% 0%
Amount of Rain 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
* Updated Sunday, October 19, 2025 8:42:28 pm San Marcos time - Weather by CustomWeather, © 2025

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Clear. 87 / 62 °F
Humidity: 42%. Wind: 12 mph from Northeast

More weather last week

Currently at nearby stations

63 °F

New Braunfels Municipal Airport: (14 mi)

Clear. (1 hour ago)

55 °F

Austin-Bergstrom International Airport: (27 mi)

Clear. (1 hour ago)

65 °F

Randolph Air Force Base: (32 mi)

Clear. (1 hour ago)

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Forecast for the next 2 weeks

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19

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Detailed forecast for 14 days