Chicago to San Marcos Time Difference
San Marcos is 1 hour behind Chicago
24-Hour Comparison
Business hours Extended Off hours
Chicago
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
San Marcos
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.
Best Time to Call
On a typical weekday (Monday–Friday).
- 10:00 AM – 05:00 PM in Chicago09:00 AM – 04:00 PM in San Marcos
Frequently Asked Questions
- What is the time difference between Chicago and San Marcos?
- San Marcos is 1 hour behind Chicago. Chicago is currently UTC-5 and San Marcos is UTC-6.
- Is San Marcos ahead of or behind Chicago?
- San Marcos is behind Chicago.
- What is the best time to call San Marcos from Chicago?
- On a typical weekday, the best time is 10:00 AM–05:00 PM in Chicago (09:00 AM–04:00 PM in San Marcos), when both cities are within business hours.
- Does the time difference between Chicago and San Marcos change during the year?
- Yes. Chicago and San Marcos don't switch to daylight saving time on the same schedule, so the offset shifts by up to an hour for part of the year.