What is the time difference between Singapore and Karachi?

Karachi is 3 hours behind Singapore. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Karachi from Singapore?

Between 12:00–18:00 in Singapore, which is 09:00–15:00 in Karachi. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Singapore observe daylight saving time?

No. Singapore stays on UTC+8 all year, so its clocks never move.

Does Karachi observe daylight saving time?

No. Karachi stays on UTC+5 all year, so its clocks never move.

If it is midday in Singapore, what time is it in Karachi?

It is 09:00 in Karachi, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.

Which time zones do Singapore and Karachi use?

Singapore uses Asia/Singapore, currently UTC+8, and Karachi uses Asia/Karachi, currently UTC+5. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Singapore time to Karachi time

Karachi is 3 hours behind Singapore right now, so midday in Singapore lands in the morning in Karachi.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Singapore, across for Karachi.

Singapore	Karachi
00:00	21:00previous day
01:00	22:00previous day
02:00	23:00previous day
03:00	00:00
04:00	01:00
05:00	02:00
06:00	03:00
07:00	04:00
08:00	05:00
09:00	06:00
10:00	07:00
11:00	08:00
12:00	09:00
13:00	10:00
14:00	11:00
15:00	12:00
16:00	13:00
17:00	14:00
18:00	15:00
19:00	16:00
20:00	17:00
21:00	18:00
22:00	19:00
23:00	20:00

Daylight saving time

Both cities keep one offset all year. Whatever difference holds today still holds in six months.

Singapore

Does not observe daylight saving time

Standard: UTC+8

Karachi

Does not observe daylight saving time

Standard: UTC+5

When you can actually talk

You have 6 hours of shared working time: 12:00–18:00 in Singapore, which is 09:00–15:00 in Karachi.

Singapore 12:00–18:00Karachi 09:00–15:00

Reference

The zone identifiers and offsets behind everything above.

	Singapore	Karachi
IANA zone	Asia/Singapore	Asia/Karachi
Abbreviation	UTC+8	UTC+5
Standard offset	UTC+8	UTC+5
Daylight offset	—	—
Clock changes this year	0	0
Country	Singapore	Pakistan

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Singapore and Karachi?: Karachi is 3 hours behind Singapore. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Karachi from Singapore?: Between 12:00–18:00 in Singapore, which is 09:00–15:00 in Karachi. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Singapore observe daylight saving time?: No. Singapore stays on UTC+8 all year, so its clocks never move.
Does Karachi observe daylight saving time?: No. Karachi stays on UTC+5 all year, so its clocks never move.
If it is midday in Singapore, what time is it in Karachi?: It is 09:00 in Karachi, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.
Which time zones do Singapore and Karachi use?: Singapore uses Asia/Singapore, currently UTC+8, and Karachi uses Asia/Karachi, currently UTC+5. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.