Time difference between Surabaya and Mumbai
Mumbai (UTC+05:30, GMT+5:30) is 1h 30m behind Surabaya (UTC+07:00, GMT+7). Working hours overlap for 6 hours: 11:00–17:00 in Surabaya is 09:30–15:30 in Mumbai.
Daylight saving time and clock changes
| City | Zone | Current offset | DST now | Next clock change |
|---|---|---|---|---|
| Surabaya | Asia/Jakarta | UTC+07:00 · GMT+7 | Not observed | No clock change scheduled |
| Mumbai | Asia/Kolkata | UTC+05:30 · GMT+5:30 | Not observed | No clock change scheduled |
Neither city changes its clocks, so this difference stays the same all year.
Hour by hour comparison
| Surabaya | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mumbai | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
Working hours overlap for 6 hours: 11:00–17:00 in Surabaya is 09:30–15:30 in Mumbai.
Both cities on the map
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