Nov 2, 2025, 2:00 am
Apr 3
Forward 1 hour
Apr 3, 1988 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 3, 1988, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 3, 1988, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 3, 1988 than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Oct 30
Back 1 hour
Oct 30, 1988 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, October 30, 1988, 2:00:00 am clocks were turned backward 1 hour to
Sunday, October 30, 1988, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Oct 30, 1988 than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
DST in Locations in Ontario in 1988 (66 Locations) |
|||||
|---|---|---|---|---|---|
| Ajax | Apr 3 – Oct 30 | Hamilton | Apr 3 – Oct 30 | Peterborough | Apr 3 – Oct 30 |
| Atikokan | No DST | Huntsville | Apr 3 – Oct 30 | Pickering | Apr 3 – Oct 30 |
| Barrie | Apr 3 – Oct 30 | Kawartha Lakes | Apr 3 – Oct 30 | Pickle Lake | No DST |
| Belleville | Apr 3 – Oct 30 | Kenora | Apr 3 – Oct 30 | Rainy River | Apr 3 – Oct 30 |
| Brampton | Apr 3 – Oct 30 | Kingston | Apr 3 – Oct 30 | Renfrew | Apr 3 – Oct 30 |
| Brantford | Apr 3 – Oct 30 | Kirkland Lake | Apr 3 – Oct 30 | Richmond Hill | Apr 3 – Oct 30 |
| Brockville | Apr 3 – Oct 30 | Kitchener | Apr 3 – Oct 30 | Sarnia | Apr 3 – Oct 30 |
| Burlington | Apr 3 – Oct 30 | London | Apr 3 – Oct 30 | Sault Ste. Marie | Apr 3 – Oct 30 |
| Caledon | Apr 3 – Oct 30 | Markham | Apr 3 – Oct 30 | St. Catharines | Apr 3 – Oct 30 |
| Cambridge | Apr 3 – Oct 30 | Milton | Apr 3 – Oct 30 | St. Joseph | Apr 3 – Oct 30 |
| Chatham-Kent | Apr 3 – Oct 30 | Mississauga | Apr 3 – Oct 30 | St. Thomas | Apr 3 – Oct 30 |
| Clarington | Apr 3 – Oct 30 | Newmarket | Apr 3 – Oct 30 | Stratford | Apr 3 – Oct 30 |
| Cornwall | Apr 3 – Oct 30 | Niagara Falls | Apr 3 – Oct 30 | Temiskaming Shores | Apr 3 – Oct 30 |
| Dryden | Apr 3 – Oct 30 | Nipigon | Apr 3 – Oct 30 | Thunder Bay | Apr 3 – Oct 30 |
| Fort Frances | Apr 3 – Oct 30 | Norfolk | Apr 3 – Oct 30 | Timmins | Apr 3 – Oct 30 |
| Fort Severn First Nation | Apr 3 – Oct 30 | North Bay | Apr 3 – Oct 30 | Toronto | Apr 3 – Oct 30 |
| Goderich | Apr 3 – Oct 30 | Oakville | Apr 3 – Oct 30 | Uxbridge | Apr 3 – Oct 30 |
| Gravenhurst | Apr 3 – Oct 30 | Orillia | Apr 3 – Oct 30 | Vaughan | Apr 3 – Oct 30 |
| Greater Sudbury | Apr 3 – Oct 30 | Oshawa | Apr 3 – Oct 30 | Waterloo | Apr 3 – Oct 30 |
| Guelph | Apr 3 – Oct 30 | Ottawa | Apr 3 – Oct 30 | Welland | Apr 3 – Oct 30 |
| Haldimand | Apr 3 – Oct 30 | Owen Sound | Apr 3 – Oct 30 | Whitby | Apr 3 – Oct 30 |
| Halton Hills | Apr 3 – Oct 30 | Pembroke | Apr 3 – Oct 30 | Windsor | Apr 3 – Oct 30 |
Daylight Saving Time History in Ontario
- Ontario first observed Daylight Saving Time in 1908.
- Ontario has observed DST for 109 years between 1908 and 2025 (DST in at least one location).
- Previous time with no Daylight Saving Time was 1917.
- See Worldwide DST Statistics