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Time in San Antonio, United States
San Antonio uses America/Chicago time: CST (UTC−6) as standard time and CDT (UTC−5) during daylight saving time.
- Country
- 🇺🇸 United States
- Time zone
- America/Chicago
- UTC offset
- UTC−6 / UTC−5
- Abbreviation
- CST / CDT
- Coordinates
- 29.42, -98.49
- Population
- 1,526,656
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Clock changes in 2026 and 2027
- Sun 8 Mar 2026: clocks go forward 1 hour at 2:00 am, to CDT (UTC−5)
- Sun 1 Nov 2026: clocks go back 1 hour at 2:00 am, to CST (UTC−6)
- Sun 14 Mar 2027: clocks go forward 1 hour at 2:00 am, to CDT (UTC−5)
- Sun 7 Nov 2027: clocks go back 1 hour at 2:00 am, to CST (UTC−6)
Working hours overlap
When a 9 am – 5 pm working day in San Antonio meets one in each city, shown in San Antonio time.
| With | January | July |
|---|---|---|
| London | 9:00 am – 11:00 am (2 hours) | 9:00 am – 11:00 am (2 hours) |
| New York | 9:00 am – 4:00 pm (7 hours) | 9:00 am – 4:00 pm (7 hours) |
| Sydney | 4:00 pm – 5:00 pm (1 hour) | No overlap |
Sunrise and sunset in San Antonio
Local time, 2026. The converter above shows today's.
| Day | Sunrise | Sunset | Daylight |
|---|---|---|---|
| March equinox, 20 Mar | 7:39 am | 7:46 pm | 12 h 07 min |
| June solstice, 21 Jun | 6:36 am | 8:37 pm | 14 h 02 min |
| September equinox, 22 Sep | 7:23 am | 7:32 pm | 12 h 09 min |
| December solstice, 21 Dec | 7:25 am | 5:41 pm | 10 h 15 min |
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