Cameroon Whitman says they switched to 1:00 in 1920; go with Shanks & Pottenger.
Africa/Douala
Time zone identifier: Africa/Douala
Current civil offset: +01:00 (WAT)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1911-12-31
Local Mean Time (LMT): +00:38:48 based on geographic meridian
Total recorded transitions: 1 transitions across 2 distinct offsets
Associated countries: CM
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Historical Offset Step Chart (1880 to Present)
Text summary: Africa/Douala shifted between 2 distinct offsets from 1911-12-31 through the modern era.
Complete Transition History (1 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1911-12-31T23:21:12Z | 1912-01-01 00:21:12 | +00:38:48 → +01:00 | WAT | No | gap |
Notes from the Maintainers
Years on Record
Methodology Note: The 1970 Rule
tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.
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