What is the time difference between Singapore and Shanghai?

Shanghai is 0 minutes 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 Shanghai from Singapore?

Between 09:00–18:00 in Singapore, which is 09:00–18:00 in Shanghai. 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 Shanghai observe daylight saving time?

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

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

It is 12:00 in Shanghai, 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 Shanghai use?

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

Convert Singapore time to Shanghai time

Right now Shanghai runs 0 minutes behind Singapore. That gap is not fixed: it moves when either city changes its clocks.

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 Shanghai.

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

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

Shanghai

Does not observe daylight saving time

Standard: UTC+8

When you can actually talk

The window is 9 hours wide — 09:00–18:00 in Singapore, 09:00–18:00 in Shanghai.

Singapore 09:00–18:00Shanghai 09:00–18:00

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Singapore	Shanghai
IANA zone	Asia/Singapore	Asia/Shanghai
Abbreviation	UTC+8	UTC+8
Standard offset	UTC+8	UTC+8
Daylight offset	—	—
Clock changes this year	0	0
Country	Singapore	China

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

Common questions

What is the time difference between Singapore and Shanghai?: Shanghai is 0 minutes 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 Shanghai from Singapore?: Between 09:00–18:00 in Singapore, which is 09:00–18:00 in Shanghai. 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 Shanghai observe daylight saving time?: No. Shanghai stays on UTC+8 all year, so its clocks never move.
If it is midday in Singapore, what time is it in Shanghai?: It is 12:00 in Shanghai, 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 Shanghai use?: Singapore uses Asia/Singapore, currently UTC+8, and Shanghai uses Asia/Shanghai, currently UTC+8. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.