Last change: 2009
Mar
15
1 hour
Back
15 Mar 2009, 00:00
| Start DST: | Sunday, 3 October 1999 — No time change due to simultaneous time zone change |
|---|
3 Oct
No change
3 Oct 1999 - Daylight Saving Time Started
DST started on Sunday, 3 October 1999, 00:00:00. However, clocks were not changed because Bahía Blanca switched time zones at the same time.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
| Year | DST End (Clock Backward) | DST Start (Clock Forward) |
|---|---|---|
| 1990 | Sunday, 4 March, 00:00 | Sunday, 21 October, 00:00 |
| 1991 | Sunday, 3 March, 00:00 | Sunday, 20 October, 00:00 |
| 1992 | Sunday, 1 March, 00:00 | Sunday, 18 October, 00:00 |
| 1993 | Sunday, 7 March, 00:00 | No DST Start |
| 1994 — 1998 | DST not observed | |
| 1999 | No DST End | Sunday, 3 October, 00:00 |
| All times are local for Bahía Blanca. | ||
Data for the years before 1970 is not available for Bahía Blanca, however, we have earlier time zone history for Buenos Aires available.