Jakarta to Ulu Siau Time Converter

Updating current time…
Jakarta
IndonesiaWIB
UTC+7
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Ulu Siau
IndonesiaWITA
UTC+8
1h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

7:00 pm19:00 WIB (UTC+7), Nov 2, 2026 = 8:00 pm20:00 WITA (UTC+8), Nov 2, 2026

Jakarta is 1 hour behind Ulu Siau.

How the time difference changes

Jakarta is 1 hour behind Ulu Siau year-round.

Working hours of 9:00 am to 6:00 pm in Jakarta correspond to 10:00 am to 7:00 pm in Ulu Siau.Working hours of 09:00 to 18:00 in Jakarta correspond to 10:00 to 19:00 in Ulu Siau.

Compare Jakarta time with Ulu Siau time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

WIB (Western Indonesian Time) is 1 hour behind WITA (Central Indonesian Time).
7:00 pm19:00 in Jakarta, Indonesia is 8:00 pm20:00 in Ulu Siau, Indonesia

Jakarta to Ulu Siau call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Jakarta which corresponds to 10am-6pm10:00-18:00 in Ulu Siau

7:00 pm19:00 WIB (Western Indonesian Time) (Jakarta, Indonesia). Offset UTC +7:00 hours
8:00 pm20:00 WITA (Central Indonesian Time) (Ulu Siau, Indonesia). Offset UTC +8:00 hours

7:00 pm19:00 Jakarta, Indonesia / 8:00 pm20:00 Ulu Siau, Indonesia

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Jakarta, IndonesiaUlu Siau, Indonesia
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Jakarta Time Zone and Facts

Time Zone

Abbreviation / Offset
WIB – Western Indonesian Time, UTC+7 (no daylight saving time)

Jakarta Facts

Country
Indonesia
Alternative Names
Batavia, Big Durian, Cakarta, D'akarta, Daerah Khusus Ibukota Jakarta, Djakarta, Djogkarta, Dki Jakarta, Dzakarta, Dzhakarta, Dzhakartae, Dżakarta, Džakarta, Gakarto, Giacarta, Iacarta, Iacárta, JKT, Jacarta, Jakarta, Jayakarta, Jogkarta, Nga-ka-that Su-tu Thit-khi, Ngâ-kâ-tha̍t Sú-tû Thi̍t-khî, Sunda Kelapa, Tzakarta, Xacarta, Xhakarta, Yajgyadaz, Yakarta, Zhakarta, cakarta, g'qrth, jakaleuta, jakarata, jakarta, jakartta, jakaruta, jkarta, ya jia da, Ĝakarto, Τζακάρτα, Џакарта, Джакартæ, Джакарта, Дьакарта, Жакарта, Ջակարտա, ג'קרטה, דזשאקארטא, جاكارتا, جاکارتا, جکارتا, جکارتہ, जकार्ता, জাকার্তা, ਜਕਾਰਤਾ, જાકાર્તા, ଜାକର୍ତା, ஜகார்த்தா, జకార్తా, ಜಕಾರ್ತ, ജക്കാർത്ത, จาการ์ตา, ཊ་ཁར་ཏ།, ဂျကာတာမြို့, ჯაკარტა, ጃካርታ, ចាការតា, ジャカルタ, 雅加达, 자카르타
Population
8,540,121
Currency
Rupiah (IDR)
Geographic Coordinates
6° 12' S Latitude / 106° 50' E Longitude
International Dialing Code
+62
More About Jakarta
Jakarta local time and city facts

Ulu Siau Time Zone and Facts

Time Zone

Abbreviation / Offset
WITA – Central Indonesian Time, UTC+8 (no daylight saving time)

Ulu Siau Facts

Country
Indonesia
Currency
Rupiah (IDR)
Geographic Coordinates
2° 43' N Latitude / 125° 24' E Longitude
International Dialing Code
+62
More About Ulu Siau
Ulu Siau local time and city facts