Current Time in Jakarta
Indonesia — Asia/Jakarta
About Time in Jakarta
Jakarta operates on Western Indonesian Time (IANA: Asia/Jakarta), known locally as WIB (Waktu Indonesia Barat), at UTC+7. Indonesia does not observe daylight saving time. The country spans three time zones: WIB (UTC+7) for Java, Sumatra, and West/Central Kalimantan; WITA (UTC+8) for Bali, Nusa Tenggara, South/East Kalimantan, and Sulawesi; and WIT (UTC+9) for Maluku and Papua.
Jakarta is 12 hours ahead of New York during EST and 11 hours ahead during EDT. It is 7 hours ahead of London during GMT, 2 hours behind Tokyo, and 1 hour behind Singapore/Hong Kong. At longitude 106.8 E, Jakarta is geographically well-suited for UTC+7, with solar noon occurring at about 11:50 AM WIB.
Jakarta's WIB timezone covers Java, Indonesia's most populated island (150+ million people) and the economic heart of the country. The Indonesia Stock Exchange (IDX) in Jakarta operates from 9:00 AM to 4:00 PM WIB, Monday through Friday. Indonesia's three time zones create occasional scheduling complications for national businesses, with conferences and government announcements typically referencing WIB as the default since it covers the capital and the majority of the population.
Time Facts
Indonesia's three time zones span the equivalent of 2 hours of solar time — when it is noon in Jakarta (WIB, UTC+7), it is 1:00 PM in Bali (WITA, UTC+8) and 2:00 PM in Papua (WIT, UTC+9).
Jakarta has considered moving to a single national timezone to simplify administration, but the proposal has been rejected each time due to the extreme east-west extent of the archipelago (over 5,100 km).
Indonesia's tropical latitude means Jakarta gets almost exactly 12 hours of daylight every day — sunrise and sunset barely shift by more than 30 minutes across the entire year.
Jakarta's notorious traffic congestion means that commute times can vary by hours regardless of clock time — the city has experimented with odd-even license plate restrictions during peak hours (6:00-10:00 AM and 4:00-9:00 PM WIB) to manage the flow.
Business Hours
Standard business hours in Jakarta are 8:00 AM to 5:00 PM WIB (01:00-10:00 UTC), with government offices often operating from 7:30 AM to 4:00 PM.