Time in San Antonio now:
Timezone
Atomic clock accuracy
Difference from your location
San Antonio is the same time as you
Sun
Moon
Geography
Time difference from San Antonio
| City | Local time | Difference |
|---|
Working hours overlap
9–17 in San Antonio vs UTC
Time converter
Type 9am, 21:00, noon, 9am tomorrow, or in 3 hours.
Next 14 days
Upcoming public holidays
- Labor Day7 Sept 2026
- Columbus Day12 Oct 2026
- Halloween31 Oct 2026
- Veterans Day11 Nov 2026
- Thanksgiving Day26 Nov 2026
Weather
Cities sharing this timezone
Climate & seasons
About San Antonio
Home to roughly 1,547,253 residents, San Antonio is a notable city in United States. The city sits at 198 m above sea level, close to sea level, with maritime influence on its weather.
For computers and clocks, San Antonio is anchored to the America/Chicago time zone, which encodes the city's daylight saving rules going back to the early 20th century. Lying in the northern hemisphere within the subtropical belt, the city experiences a daylight pattern and seasonal arc characteristic of its latitude (29.42°).
Visitors will find prices listed in USD; phones reach United States via the +1 country code. This page exposes San Antonio's exact local time alongside sunrise, sunset, public holidays, and a structured-data feed at the JSON link below — useful for spreadsheets, scheduling tools, and AI assistants alike.
Nearest major cities
Cities in the same timezone
Questions about time in San Antonio
The current local time in San Antonio, United States is shown live at the top of this page, synchronized to atomic time to the millisecond.
San Antonio uses the IANA time zone America/Chicago, currently UTC−5.
Whether San Antonio observes daylight saving time and the date of the next clock change are shown in the Timezone block above. The IANA database (America/Chicago) is the source of truth.
San Antonio is currently 1 hour behind New York.
San Antonio is currently 6 hours behind London.
Sunrise, sunset, solar noon, and civil/nautical/astronomical twilight times for San Antonio are listed in the Sun section above, computed from the city's coordinates (29.4241, -98.4936).
United States uses the USD currency and the +1 international dialing code.
San Antonio sits at 29.4241° N, 98.4936° W, 198 m above sea level, in United States.