04Dec
2026 - 5K
Running
- Distance
- 5K
- Start time
- 20:00
- Entry fee
- $49.00
2026 San Antonio Marathon
San Antonio,
Texas,
United States
32 days left
runsignup.com
Date
04 Dec – 06 Dec, 2026
Races
3 distances
Entry fee
$49.00 – $119.00
Runner rating
Be the first to rate
Website
Official website
2026 San Antonio Marathon
About the event
The San Antonio Marathon, presented by San Antonio Sports, celebrates the spirit and heritage of our city. In collaboration with the City of San Antonio, Visit San Antonio, and Centro, this signature event invites you to experience a premier running celebration in the heart of San Antonio - Where Every Step Tells a Story.
Races offered
06Dec
2026 - Half Marathon
Running
- Distance
- 13.1 Miles
- Start time
- 07:15
- Entry fee
- $109.00
06Dec
2026 - Marathon
Running
- Distance
- 26.2 Miles
- Start time
- 07:15
- Entry fee
- $119.00
Weather history
3-year monthly averages for December in San Antonio.
Temperature10.1° / 20.3°
Feels like7.7° / 18.4°
Sunshine hours6h 56m
Rainfall1.3 mm
Snowfall—
Wind9.3 km/h (Light breeze)
Humidity66.5%
Max UV indexLow (2.4)
Sweat lossModerate
Course conditionsFirm and slightly soft
Sunrise08:20
Sunset18:38
About San Antonio
Learn more about the host city, San Antonio.
San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.
Read moreHotels & places to stay
Things to do nearby
Tours and activities near San Antonio, powered by Viator.
Video
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