| Current: | AST — Atlantic Standard Time |
|---|---|
| Next Change: | ADT — Atlantic Daylight Time |
| Current Offset: | UTC/GMT -4 hours |
| Difference: | 1 hour ahead of Columbus |
2026 Time Zones - Summerside
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The graph above illustrates clock changes in Summerside during 2026.
Time Changes in Summerside Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 2025 | Sun, Mar 9 at 2:00 am | AST → ADT | +1 hour (DST start) | UTC-3h |
| Sun, Nov 2 at 2:00 am | ADT → AST | -1 hour (DST end) | UTC-4h | |
| 2026 | Sun, Mar 8 at 2:00 am | AST → ADT | +1 hour (DST start) | UTC-3h |
| Sun, Nov 1 at 2:00 am | ADT → AST | -1 hour (DST end) | UTC-4h | |
| 2027 | Sun, Mar 14 at 2:00 am | AST → ADT | +1 hour (DST start) | UTC-3h |
| Sun, Nov 7 at 2:00 am | ADT → AST | -1 hour (DST end) | UTC-4h | |
| 2028 | Sun, Mar 12 at 2:00 am | AST → ADT | +1 hour (DST start) | UTC-3h |
| Sun, Nov 5 at 2:00 am | ADT → AST | -1 hour (DST end) | UTC-4h | |
| 2029 | Sun, Mar 11 at 2:00 am | AST → ADT | +1 hour (DST start) | UTC-3h |
| Sun, Nov 4 at 2:00 am | ADT → AST | -1 hour (DST end) | UTC-4h | |
| * All times are local Summerside time. Next time change is highlighted. | ||||
Data for the years before 1970 is not available for Summerside, however, we have earlier time zone history for Halifax available.
More Information
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Summerside
Canada
10:4442am
Wednesday, January 21, 2026