GMT (Sao Tome) to IST (Kolkata) Time Converter

Convert time between GMT (Sao Tome) and IST (Kolkata)

Live updates
08:25 PM→01:55 AM
IST (Kolkata) is 5h 30m ahead of GMT (Sao Tome)

From

GMT (Sao Tome)

City:
Sao Tome
Country:
Sao Tome and Principe
UTC Offset:
UTC+0
Local Time:
08:25 PMNight

To

IST (Kolkata)

City:
Kolkata
Country:
India
UTC Offset:
UTC+5:30
Local Time:
01:55 AMNight

Time Analysis

Smart Insights

Best time to call

IST (Kolkata) morning

GMT (Sao Tome) is sleeping

Working hours overlap

4 hours

9 AM - 5 PM window

24-Hour Comparison

Quick reference for the full day

UTC → GMT (Sao Tome) → IST (Kolkata)

GMT (Sao Tome) Business Hours

Business Hours: 9:00 AM - 5:00 PM (UTC +00:00)

IST (Kolkata) Business Hours

Business Hours: 9:00 AM - 5:00 PM (UTC +05:30)

Best time to schedule meetings: When both timezones are in business hours (9 AM - 5 PM)

GMT (Sao Tome) is 5h 30m behind of IST (Kolkata)

UTC
GMT (Sao Tome)9AM-5PM
IST (Kolkata)9AM-5PM
00:00Aug 24
00:00Aug 24
05:30Aug 24
01:00Aug 24
01:00Aug 24
06:30Aug 24
02:00Aug 24
02:00Aug 24
07:30Aug 24
03:00Aug 24
03:00Aug 24
08:30Aug 24
04:00Aug 24
04:00Aug 24
09:30Aug 24
05:00Aug 24
05:00Aug 24
10:30Aug 24
06:00Aug 24
06:00Aug 24
11:30Aug 24
07:00Aug 24
07:00Aug 24
12:30Aug 24
08:00Aug 24
08:00Aug 24
13:30Aug 24
09:00Aug 24
09:00Aug 24
14:30Aug 24
10:00Aug 24
10:00Aug 24
15:30Aug 24
11:00Aug 24
11:00Aug 24
16:30Aug 24
12:00Aug 24
12:00Aug 24
17:30Aug 24
13:00Aug 24
13:00Aug 24
18:30Aug 24
14:00Aug 24
14:00Aug 24
19:30Aug 24
15:00Aug 24
15:00Aug 24
20:30Aug 24
16:00Aug 24
16:00Aug 24
21:30Aug 24
17:00Aug 24
17:00Aug 24
22:30Aug 24
18:00Aug 24
18:00Aug 24
23:30Aug 24
19:00Aug 24
19:00Aug 24
00:30 (next day)Aug 25
20:00NowAug 24
20:00Aug 24
01:30 (next day)Aug 25
21:00Aug 24
21:00Aug 24
02:30 (next day)Aug 25
22:00Aug 24
22:00Aug 24
03:30 (next day)Aug 25
23:00Aug 24
23:00Aug 24
04:30 (next day)Aug 25
Current UTC hour
Overlap (Both 9AM-5PM)
GMT (Sao Tome) only
IST (Kolkata) only
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Frequently Asked Questions

About GMT (Sao Tome) to IST (Kolkata) time conversion

General Questions

IST (Kolkata)is5 hours and 30 minutesahead ofGMT (Sao Tome)

GMT (Sao Tome)

12:00 AM

IST (Kolkata)

5:30 AM

Conversely, when it is 12:00 AM in IST (Kolkata), it is 6:30 PM in GMT (Sao Tome).

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