Days in San Antonio are currently getting shorter, about 10 minutes shorter than a week ago.*
* Calculated from sunrise and sunset times; actual visible daylight can vary slightly with weather, elevation and atmospheric conditions.
Geographic position of San Antonio
San Antonio is located in the Northern Hemisphere and the Western Hemisphere. Its coordinates are 29.4241° N, 98.4936° W.
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Distance from the Equator:
about 3,275 km (2,035 mi)
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Distance from the North Pole:
about 6,743 km (4,190 mi)
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Distance from the South Pole:
about 13,294 km (8,261 mi)
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Distance from the Prime Meridian:
about 9,550 km (5,934 mi) west
San Antonio lies in the subtropical latitude zone. This latitude affects daylight length, seasonal variation and how local solar time compares with standard clock time.
Antipode of San Antonio
The point on Earth exactly opposite San Antonio is near Perth - when it's noon in San Antonio, it's close to midnight there.
Golden Hour & Blue Hour in San Antonio
Approximate times based on sunrise/sunset. Actual golden hour quality varies with weather and season.
Current Season in San Antonio
San Antonio is currently in Autumn. Winter begins around December 21, which is 69 days from now.
Because San Antonio is in the Northern Hemisphere, its seasons run opposite to cities in the other hemisphere. When it is autumn here, places on the other side of the equator are experiencing the opposite season at the same time.
Longest & Shortest Day in San Antonio
In San Antonio, the longest day of the year falls around June 21 and lasts about 14h 1m. The shortest day falls around December 21 and lasts about 10h 15m, a difference of roughly 3h 46m between the two.
This seasonal swing depends on San Antonio's latitude: cities closer to the equator see little variation in daylight throughout the year, while cities farther from it, like San Antonio at 29.42° N, experience a much wider gap between summer and winter daylight.
Population Ranking of San Antonio
With a population of 1,526,656, San Antonio ranks as the 9th most populous city in United States, out of 3,397 cities tracked on this site.
Airport in San Antonio
San Antonio International Airport (SAT / KSAT) is a major international airport serving San Antonio directly.
Current local time at the airport is 22:18:49.
Daylight saving time changes in San Antonio
San Antonio uses the IANA time zone identifier America/Chicago. The current local offset is UTC-5 / CDT.
2026
Previous change: Daylight saving time started
- The offset changed from UTC-6 / CST to UTC-5 / CDT.
- The clock was moved forward from 02:00 to 03:00 local time.
2026
Next change: Standard time starts
- The offset will change from UTC-5 / CDT to UTC-6 / CST.
- The clock will be moved back from 02:00 to 01:00 local time.
Best Time to Call San Antonio
Business hours in San Antonio (9 AM-5 PM local time) fall at these local times elsewhere:
- New York: 10:00 AM - 6:00 PM ( Convenient)
- Los Angeles: 7:00 AM - 3:00 PM ( Partial overlap)
- London: 3:00 PM - 11:00 PM ( Partial overlap)
- Dubai: 6:00 PM - 2:00 AM (next day) ( Partial overlap)
- Mumbai: 7:30 PM - 3:30 AM (next day) ( Partial overlap)
- Tokyo: 11:00 PM - 7:00 AM (next day) ( Outside normal hours)
- Sydney: 1:00 AM (next day) - 9:00 AM (next day) ( Outside normal hours)
Times shown reflect current UTC offsets and may shift by up to an hour around daylight saving transitions.
Time Difference from San Antonio
Compare time in San Antonio with major cities worldwide.
Time now in other cities in United States
Public Holidays Affecting San Antonio
Official national holiday observed in United States.
Frequently Asked Questions
What time zone is San Antonio in?
San Antonio follows the America/Chicago time zone, the official IANA identifier used by computers and databases worldwide to track local time accurately. Right now, this puts San Antonio at UTC-5.
What time is it in San Antonio right now?
The current local time in San Antonio is 22:18:49 on Monday, 12 October 2026. This page updates automatically, so refreshing it will always show the live time.
Does San Antonio observe daylight saving time?
Yes. San Antonio is currently observing daylight saving time, which temporarily shifts the clock forward by one hour compared to standard time.
How far ahead or behind UTC is San Antonio?
San Antonio is currently UTC-5, meaning local time is 5 hours behind Coordinated Universal Time (UTC).
What is the nearest airport to San Antonio?
San Antonio International Airport (SAT) is the airport serving San Antonio. The current local time at the airport is 22:18:49.
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