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Clock Changes in Porto Velho, Rondônia, Brazil 1977

Last change: 1988
1 hour Back

Feb 7, 1988, 12:00 midnight

No further time changes in 1977 in Porto Velho
Location of Porto VelhoLocation

Daylight Saving Time (DST) Not Observed in Year 1977

Brazil observed Amazon Time (AMT) all year.

DST was not in use in 1977.

The previous DST change in Porto Velho, Brazil was on February 29, 1968.

Try selecting a different year below.

Which countries & states use DST and which do not?

Other years: 1974 | 1975 | 1976 | 1977 | 1978 | 1979 | 1980

Daylight Saving Time in Other Years

DST changes do not necessarily occur on the same date every year.

YearDST End (Clock Backward)DST Start (Clock Forward)
1970 — 1979DST not observed
All times are local for Porto Velho.

Detailed time zone and clock changes in Porto Velho