Semarang runs on UTC+7 (WIB) every day of the year, with no daylight saving time.
Semarang and your time
Semarang at a glance
| Country | Indonesia |
|---|---|
| Region | Central Java |
| Time zone | Asia/Jakarta |
| Abbreviation now | WIB |
| UTC offset now | UTC+7 |
| Daylight saving time | Not observed |
| Coordinates | 6.99° S, 110.42° E |
Semarang time zone and clock changes
Local time in Semarang is UTC+7 year round, under the Asia/Jakarta rules. Clocks have not changed for the seasons here since at least 1970.
Although Indonesia has 3 different offsets, Semarang keeps the same time as Jakarta.
Clock changes in Semarang, 2026 and 2027
No clock changes are scheduled in Semarang for 2026 or 2027.
Semarang time compared with major cities
A 9:00 AM start in Semarang is 9:00 PM (previous day) in New York, 1:00 PM in Sydney and 6:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 12 h behind | 12 h behind | 11 h behind | None |
| Los Angeles (United States) | --:-- | 15 h behind | 15 h behind | 14 h behind | None |
| London (United Kingdom) | --:-- | 7 h behind | 7 h behind | 6 h behind | 1 h |
| Paris (France) | --:-- | 6 h behind | 6 h behind | 5 h behind | 2 h |
| Dubai (United Arab Emirates) | --:-- | 3 h behind | 3 h behind | 3 h behind | 5 h |
| Mumbai (India) | --:-- | 1 h 30 min behind | 1 h 30 min behind | 1 h 30 min behind | 6 h 30 min |
| Singapore | --:-- | 1 h ahead | 1 h ahead | 1 h ahead | 7 h |
| Tokyo (Japan) | --:-- | 2 h ahead | 2 h ahead | 2 h ahead | 6 h |
| Sydney (Australia) | --:-- | 4 h ahead | 4 h ahead | 3 h ahead | 4 h |
| UTC | --:-- | 7 h behind | 7 h behind | 7 h behind | 1 h |
Because Semarang keeps one offset all year, any change in the gap comes from the other city’s daylight saving time. Compare the January and July columns.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Daylight in Semarang
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Being in the tropics, Semarang sees little change in day length: the longest day (12 hours 32 minutes) is only 49 minutes longer than the shortest (11 hours 43 minutes). Sunrise stays between 5:10 AM and 5:52 AM all year.
Daylight through the year in Semarang
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 5:42 AM | 5:49 PM | 12 h 7 min |
| June solstice | June 21 | 5:49 AM | 5:32 PM | 11 h 43 min |
| September equinox | September 23 | 5:28 AM | 5:34 PM | 12 h 7 min |
| December solstice | December 22 | 5:21 AM | 5:53 PM | 12 h 32 min |
Clock time and sun time in Semarang
Semarang lies close to the centre of its time zone, so the sun is highest at about 11:40 AM on standard time, close to clock noon.
Cities near Semarang
All the places listed below keep the same time as Semarang.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Ungaran | 16 km (10 mi) | --:-- | Same time |
| Salatiga | 39 km (24 mi) | --:-- | Same time |
| Jepara | 52 km (33 mi) | --:-- | Same time |
| Purwodadi Grobogan | 56 km (35 mi) | --:-- | Same time |
| Magelang | 58 km (36 mi) | --:-- | Same time |
| Batang | 65 km (40 mi) | --:-- | Same time |
| Pati | 73 km (45 mi) | --:-- | Same time |
| Surakarta | 77 km (48 mi) | --:-- | Same time |
Other cities on Asia/Jakarta time
These cities use Asia/Jakarta, the same time zone as Semarang.
More cities in Indonesia
All time zones and cities in Indonesia
Plan around the time in Semarang
- Convert a time to or from Semarang: pick a date and time and see it in every city on your list.
- Add Semarang to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Semarang and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Semarang in?
Semarang uses the Asia/Jakarta time zone, which is UTC+7 (WIB) all year.
Does Semarang use daylight saving time?
No. Semarang stays on UTC+7 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Semarang and New York?
Semarang is 12 hours ahead of New York in January and 11 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Semarang does not.
Is Semarang on the same time as Jakarta?
Yes. Semarang and Jakarta both use UTC+7 right now.
How long is the longest day in Semarang?
About 12 hours 32 minutes, around the December solstice. The shortest day, around the June solstice, has about 11 hours 43 minutes of daylight.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.