Weather forecast for todaySan Marcos, TX
Weather forecast for today
Current condition 3:07 am CDT
- 54°F
- Feels like:52°F
Fair
- Precipitation: 0"
- Wind: 4mphNW 320°
- Humidity: 74%
- Dewpoint: 45°F
- Pressure: 30.23"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
In San Marcos, at the moment, mild temperatures and clear skies define the day’s fair conditions.
The temperature is a crisp 53.6°F, with the felt air temperature closely matching at 51.8°F. The present temperature is at its lowest of the day.
The temperature is a crisp 53.6°F, with the felt air temperature closely matching at 51.8°F. The present temperature is at its lowest of the day.
Monday Oct 19, 2026
- 79°F
- 54°F
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 6mphE 87°
- Humidity: 44%
- UV index: 7
- Sunrise: 7:36 am CDT
- Sunset: 6:56 pm CDT
- details ▼
On Monday, in San Marcos, a mix of clouds and blue sky is expected.
Temperatures are predicted to peak at a warm 78.8°F and drop to a minimum of a fresh 53.6°F.
This predicted maximum temperature is expected to mirror October's typical high of 79°F.
Sunrise will be at 7:36 am and sunset at 6:56 pm; the daylight will last for 11h and 20min.
Temperatures are predicted to peak at a warm 78.8°F and drop to a minimum of a fresh 53.6°F.
This predicted maximum temperature is expected to mirror October's typical high of 79°F.
Sunrise will be at 7:36 am and sunset at 6:56 pm; the daylight will last for 11h and 20min.
Hourly overview
Hourly temperatures
Warmest hour: 4 pm 77°C.
Coldest period: 4 am - 8 am 52°C.
Coldest period: 4 am - 8 am 52°C.
Chance of precipitation
Highest chance: 1%.
Hourly weather forecast
- 4 am
- 52°F
- Feels like:52°F
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphNNE 22°
- Humidity: 74%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 52°F
- Feels like:50°F
Mostly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphNNE 21°
- Humidity: 76%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:36 am
- 8 am
- 52°F
- Feels like:52°F
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphNNE 12°
- Humidity: 72%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 64°F
- Feels like:64°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 5mphENE 70°
- Humidity: 49%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 72°F
- Feels like:72°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphESE 102°
- Humidity: 36%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 6
- details ▼
- 2 pm
- 75°F
- Feels like:75°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphESE 109°
- Humidity: 31%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 7
- details ▼
- 4 pm
- 77°F
- Feels like:77°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphESE 116°
- Humidity: 30%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 6 pm
- 75°F
- Feels like:75°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 5mphESE 121°
- Humidity: 35%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:56 pm
- 8 pm
- 66°F
- Feels like:66°F
Clear
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphE 93°
- Humidity: 52%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 63°F
- Feels like:63°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphE 86°
- Humidity: 65%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, primarily dull and occasionally mostly clear weather is predicted.
The temperature will be between a minimum of 51.8°F and a maximum of 77°F. The warmest part of the day will be from 3 pm to 5 pm.
The forecasted high will be resembling the typical October maximum of 79°F. The expected low will be more similar to what’s common in November than the current October average of 61°F.
The temperature will be between a minimum of 51.8°F and a maximum of 77°F. The warmest part of the day will be from 3 pm to 5 pm.
The forecasted high will be resembling the typical October maximum of 79°F. The expected low will be more similar to what’s common in November than the current October average of 61°F.
Updated: Oct 19, 2026 @ 08:07:48 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
The temperature at 3:07 am CDT is 53.6°F.
Today, clouds and sunshine will create a dynamic sky throughout the day.
Today, the maximum temperature in San Marcos, Texas, will be 78.8°F, while the minimum temperature will be 53.6°F.
The highest temperature will be in line with the average maximum of 79°F in October. The lowest temperature will be a few degrees lower than the average low of 61°F.
The highest temperature will be in line with the average maximum of 79°F in October. The lowest temperature will be a few degrees lower than the average low of 61°F.
On Monday, in San Marcos, sunrise will be at 7:36 am and sunset at 6:56 pm (CDT).
In San Marcos, Texas, the length of the day today will be 11h and 20min.
San Marcos, Texas, USA
- en: San Marcos, Texas, USA
- es: San Marcos, Texas, EE.UU.
- hr: San Markos, Teksas, SAD
- mk: San Markos, Teksas, SAD
- sr: San Markos, Teksas, SAD
- zh: 圣马科斯, 德州, 美国
- Latitude: 29.883275°
- Longitude: -97.941394°
- Elevation: 614 ft
- Current time: 3:07am CDT
- Sunrise: 7:36 am CDT
- Sunset: 6:56 pm CDT
- Timezone: America/Chicago
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