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South Kalimantan, Indonesia

South Kalimantan uses Central Indonesia Time, known as WITA, with an offset of UTC+8. The province keeps this time throughout the year and does not observe daylight saving time.

Banjarmasin, Indonesia

Friday, 4 September 2026

UTC+8 · Asia/Makassar

Time and sun data for Banjarmasin — the largest city of South Kalimantan

The sun in Banjarmasin

Sunrise 06:21 Solar noon 12:22 Sunset 18:24 Daylight 12 h 03 min Night 11 h 57 min Civil twilight 06:00 – 18:45

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Current time in South Kalimantan, Indonesia

Banjarmasin, Banjarbaru, and all other locations in South Kalimantan display the same official time. Travelers can move between the province’s river cities, coastal districts, and inland regencies without resetting their watches.

WITA is eight hours ahead of Coordinated Universal Time. It is one hour ahead of WIB, the zone used by Jakarta, and one hour behind WIT in eastern Indonesia. A domestic itinerary may therefore require conversion even when every stop is inside Indonesia. South Kalimantan’s rivers have many branches; its official time, helpfully, has only one.

The clocks of Banjarmasin and Banjarbaru

Banjarmasin is the province’s largest city and a longstanding commercial center shaped by its waterways. Banjarbaru is the provincial capital and another major urban center. Martapura, located nearby in Banjar Regency, is also prominent within the province’s central urban area.

Banjarmasin follows WITA for markets, offices, transport, and daily schedules. Banjarbaru shows the identical local time. Martapura requires no time conversion from either city. Kotabaru, Batulicin, Kandangan, and other regional centers also use UTC+8.

The absence of internal time differences is useful when coordinating road and river transport. Departure and arrival times can be compared directly, provided each operator lists them in local time.

Sunrise from coast to highlands

Sunrise does not occur simultaneously across South Kalimantan. Locations farther east generally see it sooner than those farther west when measured by the shared clock. The date and the observer’s north-south position also contribute to gradual variation.

Terrain changes the practical experience of dawn. A clear coastal horizon may reveal the Sun close to its calculated rising time, while hills, forest, buildings, or morning cloud can delay direct sunlight. River travelers may have a broad view but still face mist or an obstructed bank.

South Kalimantan’s tropical position means day length changes less dramatically than in high-latitude regions. Nonetheless, sunrise listings should be checked for the date and nearest town. This matters for hiking, boating, photography, farming, and any departure planned around first light.

Questions and answers

What is the time zone of South Kalimantan?
The province uses Central Indonesia Time, or WITA, at UTC+8.
Are Banjarmasin and Banjarbaru in the same time zone?
Yes. Their clocks show the same local time throughout the year.
Is South Kalimantan ahead of Jakarta?
Yes. South Kalimantan is one hour ahead because Jakarta uses WIB at UTC+7.
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