Satellite View of Semarang
Semarang sits at -6.9932, 110.4203. Drag to pan, click then scroll to zoom, and switch between satellite, terrain and street layers.
Indonesia · Asia/Jakarta
Current Time in Central Java
Live local time in Semarang, Central Java, with today's date, the UTC offset, the difference from your own clock, and current weather.
Semarang, Central Java
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Semarang
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Your device
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Live data
Semarang Right Now
Weather, sky, sea and location for Semarang, all updating live.
Weather in Semarang
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Sun and Daylight
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Moon Phase
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Calculated from the mean synodic month, so times are accurate to within a few hours rather than to the minute.
Air Quality
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Four-Day Forecast
Tides Near Semarang
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Reference
Central Java at a Glance
| Region | Central Java |
| Abbreviation | JT |
| Country | Indonesia |
| Reference city | Semarang |
| IANA time zone | Asia/Jakarta |
| Current UTC offset | — |
| Coordinates | -6.9932, 110.4203 |
| Day of year | — |
| ISO week number | — |
| Season in Semarang | — |
| Daylight today | — |
| Sun altitude now | — |
| Moon phase | — |
Working with Central Java
Time Differences
How Semarang lines up against the places people most often need to coordinate with.
| City | Local time | Date | Difference |
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Differences are measured against Semarang. For a specific date, use the converter.
Indonesia
Other Places in Indonesia
Every state, province or territory with its own page, each showing live local time.
Bali
Denpasar
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Banten
Serang
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East Java
Surabaya
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East Kalimantan
Samarinda
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East Nusa Tenggara
Kupang
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Jakarta
Jakarta
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Lampung
Bandar Lampung
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Maluku
Ambon
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North Sumatra
Medan
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Papua
Jayapura
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Riau
Pekanbaru
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South Sulawesi
Makassar
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South Sumatra
Palembang
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West Java
Bandung
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West Kalimantan
Pontianak
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West Nusa Tenggara
Mataram
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West Sumatra
Padang
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Yogyakarta
Yogyakarta
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Understanding the offset
How Central Java Time Works
The Zone, Not the Offset
Semarang sits in Asia/Jakarta. That name matters more than the number: an offset like the one shown above is only true today, whereas the zone name carries every rule about when the country changes its clocks. Software that stores offsets instead of zone names breaks at the next changeover.
Clock Changes
Whether Central Java moves its clocks twice a year is baked into the Asia/Jakarta zone, so the offset above is always the one in force today. Places that stay on a fixed offset drift an hour relative to their neighbours for part of the year, which is the usual reason a recurring call slips.
One Zone Throughout
Central Java runs on Asia/Jakarta throughout, so whatever the clock reads in Semarang is what it reads across the region.
Answers
Central Java Time Questions
What time is it in Central Java right now?
The clock at the top of this page shows the current local time in Semarang, Central Java, updating every second. It is calculated from the Asia/Jakarta zone using your browser's copy of the IANA time zone database, so daylight saving is applied automatically.
What time zone is Central Java in?
Semarang uses the Asia/Jakarta zone, and the current UTC offset is shown in the panel above. Central Java uses this one zone throughout, so the time is the same across the whole region.
Does Central Java change its clocks?
The offset shown above already accounts for daylight saving wherever it applies, because it comes from the time zone database rather than a fixed number. If Central Java is on a fixed offset all year, the panel simply never changes.
How do I convert Central Java time to my own?
The comparison line above already shows the difference between Semarang and your own device clock. For a specific date rather than right now, use the time zone converter, which applies the daylight saving rules for the date you enter.
Where does the weather come from?
Open-Meteo, a free weather service. The request goes directly from your browser to their API, so nothing about your visit passes through our server. It reports current conditions and a short forecast for Semarang.