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Daylight Saving Time (DST) Not Observed in Year 1971
Castelo Branco observed Central European Time (CET) all year.
DST was not in use in 1971.
Daylight Saving Time History in Castelo Branco
Detailed history for Castelo Branco is not available before 1970. Statistics below are based on 1970 onwards.
- Castelo Branco first observed Daylight Saving Time in 1977.
- Castelo Branco has observed DST for 49 years between 1977 and 2025.
- See Worldwide DST Statistics