1 AM IST to CST

India Standard Time → Central Standard Time

Partial overlap

IST

1 AM

UTC+5:30

=

CST

2:30 PM

UTC-5

(-1 day)

1 AM IST (India Standard Time) equals 2:30 PM CST (previous day) (Central Standard Time). This is a common time for meetings across time zones.

Live — IST

18:58:35

Friday, March 20

UTC+5:30

Live — CST

08:28:35

Friday, March 20

UTC-5

DST active

Daylight Saving Time (DST)

  • CST (Central Standard Time) observes DST — currently active (clocks are +1h ahead).
  • DST transitions may shift this offset by ±1 hour twice per year.

IST

Full name
India Standard Time
UTC offset
UTC+5:30
DST
Not observed
Region
South Asia
Current time in IST →

CST

Full name
Central Standard Time
UTC offset
UTC-5
DST
Active
Region
North America
Current time in CST →

24-Hour Comparison — IST to CST

Click any row to jump to that hour's page.

12 AM6 AM12 PM6 PM11 PM
ISTCSTDayMeeting
12 AM
1:30 PM
-1d
Early/Late
1 AMthis
2:30 PM
-1d
Early/Late
2 AM
3:30 PM
-1d
Early/Late
3 AM
4:30 PM
-1d
Early/Late
4 AM
5:30 PM
-1d
Early/Late
5 AM
6:30 PM
-1d
Early/Late
6 AM
7:30 PM
-1d
Off hours
7 AM
8:30 PM
-1d
Off hours
8 AM
9:30 PM
-1d
Early/Late
9 AM
10:30 PM
-1d
Early/Late
10 AM
11:30 PM
-1d
Early/Late
11 AM
12:30 AM
–
Early/Late
12 PM
1:30 AM
–
Early/Late
1 PM
2:30 AM
–
Early/Late
2 PM
3:30 AM
–
Early/Late
3 PM
4:30 AM
–
Early/Late
4 PM
5:30 AM
–
Early/Late
5 PM
6:30 AM
–
Early/Late
6 PM
7:30 AM
–
Early/Late
7 PM
8:30 AM
–
Early/Late
8 PM
9:30 AM
–
Early/Late
9 PM
10:30 AM
–
Early/Late
10 PM
11:30 AM
–
Early/Late
11 PM
12:30 PM
–
Early/Late

Green = business hours overlap · Amber = partial · Red = off hours

Previous

12 AM

= 1:30 PM CST

Next

2 AM

= 3:30 PM CST

IST ↔ CST Overview

Full 24-hour chart, live clocks, FAQ

View hub

Major Cities

IST Cities

🇮🇳Mumbai🇮🇳Delhi🇮🇳Bangalore🇮🇳Chennai

CST Cities

🇺🇸Chicago🇺🇸Houston🇺🇸Dallas🇺🇸Nashville