DST of Calama in 2025
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
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At Sun May 11 00:00:00 2025, clocks in Calama are turned backward 1 hour to Sat May 10 23:00:00 2025 to end DST
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At Sun Aug 10 00:00:00 2025, clocks in Calama are turned forward 1 hour to Sun Aug 10 01:00:00 2025 to start DST
DST of Calama Over Years
| Year | Commences | Abbreviations | Time Change | Offset After |
| 1990 | 03-10, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 09-16, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1991 | 03-09, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-13, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1992 | 03-14, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-11, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1993 | 03-13, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-10, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1994 | 03-12, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-09, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1995 | 03-11, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-15, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1996 | 03-09, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-13, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1997 | 03-29, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-12, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1998 | 03-14, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 09-27, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 | |
| 1999 | 04-03, Sat 23:00 |
CLST -> CLT | 1 hour backward (end of DST) | UTC-0400 |
| 10-10, Sun 01:00 |
CLT -> CLST | 1 hour forward (start of DST) | UTC-0300 |
