Civil Time AtlasIANA time zone data

Historically distinct IANA time zone

Australia/Darwin

Canonical IANA identifier · Data release 2026c

Local time now ACST · current offset
Countries
Ashmore and Cartier Islands
GPS reference
12.47° S, 130.83° E
Data source
IANA australasia
Aliases
Australia/North
Rule groups

Northern Territory

Geographic context

Where this clock belongs

The map marks the IANA reference location and associated country, not a time-zone boundary.

World location
Regional context

GPS reference: 12.47° S, 130.83° E. Associated countries: AU.

The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.

Civil-time record

Recorded changes over time

From 1895 to 1944 · 10 recorded transitions

Recurring daylight-saving changes are grouped separately when JavaScript is available.

Notable changes

One-off changes and transitions outside the recurring seasonal rhythm.

  1. +09:00 · ACSTStandard time applies
  2. +09:30 · ACSTStandard time applies
  3. +10:30 · ACDTDaylight saving time begins
  4. +09:30 · ACSTStandard time applies
  5. +10:30 · ACDTDaylight saving time begins
  6. +09:30 · ACSTStandard time applies
Browse every recorded transition
Local time after transitionOffset afterAbbreviationRule
1895-02-01 00:16+09:00ACSTStandard time
1899-05-01 00:30+09:30ACSTStandard time
1917-01-01 03:00+10:30ACDTDaylight saving time
1917-03-25 02:00+09:30ACSTStandard time
1942-01-01 03:00+10:30ACDTDaylight saving time
1942-03-29 02:00+09:30ACSTStandard time
1942-09-27 03:00+10:30ACDTDaylight saving time
1943-03-28 02:00+09:30ACSTStandard time
1943-10-03 03:00+10:30ACDTDaylight saving time
1944-03-26 02:00+09:30ACSTStandard time