Mar 14, 2021, 2:00 am

Note: Unfortunately, we do not have accurate information before 1970 on a state level.
Mar 14
Forward 1 hour
Mar 14, 2021 - Daylight Saving Time Starts
When local standard time is about to reach
Sunday, March 14, 2021, 2:00:00 am clocks are turned forward 1 hour to
Sunday, March 14, 2021, 3:00:00 am local daylight time instead.
Sunrise and sunset will be about 1 hour later on Mar 14, 2021 than the day before. There will be more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
More info:
DST Starts in the US & Canada
Yukon to Stay Permanently on DST
Nov 7
Back 1 hour
Nov 7, 2021 - Daylight Saving Time Ends
When local daylight time is about to reach
Sunday, November 7, 2021, 2:00:00 am clocks are turned backward 1 hour to
Sunday, November 7, 2021, 1:00:00 am local standard time instead.
Sunrise and sunset will be about 1 hour earlier on Nov 7, 2021 than the day before. There will be more light in the morning.
Also called Fall Back and Winter Time.
DST in Locations in Ontario (66 Locations) | |||||
---|---|---|---|---|---|
Ajax | Mar 14 - Nov 7 | Hamilton | Mar 14 - Nov 7 | Peterborough | Mar 14 - Nov 7 |
Atikokan | No DST | Huntsville | Mar 14 - Nov 7 | Pickering | Mar 14 - Nov 7 |
Barrie | Mar 14 - Nov 7 | Kawartha Lakes | Mar 14 - Nov 7 | Pickle Lake | No DST |
Belleville | Mar 14 - Nov 7 | Kenora | Mar 14 - Nov 7 | Rainy River | Mar 14 - Nov 7 |
Brampton | Mar 14 - Nov 7 | Kingston | Mar 14 - Nov 7 | Renfrew | Mar 14 - Nov 7 |
Brantford | Mar 14 - Nov 7 | Kirkland Lake | Mar 14 - Nov 7 | Richmond Hill | Mar 14 - Nov 7 |
Brockville | Mar 14 - Nov 7 | Kitchener | Mar 14 - Nov 7 | Sarnia | Mar 14 - Nov 7 |
Burlington | Mar 14 - Nov 7 | London | Mar 14 - Nov 7 | Sault Ste. Marie | Mar 14 - Nov 7 |
Caledon | Mar 14 - Nov 7 | Markham | Mar 14 - Nov 7 | St. Catharines | Mar 14 - Nov 7 |
Cambridge | Mar 14 - Nov 7 | Milton | Mar 14 - Nov 7 | St. Joseph | Mar 14 - Nov 7 |
Chatham-Kent | Mar 14 - Nov 7 | Mississauga | Mar 14 - Nov 7 | St. Thomas | Mar 14 - Nov 7 |
Clarington | Mar 14 - Nov 7 | Newmarket | Mar 14 - Nov 7 | Stratford | Mar 14 - Nov 7 |
Cornwall | Mar 14 - Nov 7 | Niagara Falls | Mar 14 - Nov 7 | Temiskaming Shores | Mar 14 - Nov 7 |
Dryden | Mar 14 - Nov 7 | Nipigon | Mar 14 - Nov 7 | Thunder Bay | Mar 14 - Nov 7 |
Fort Frances | Mar 14 - Nov 7 | Norfolk | Mar 14 - Nov 7 | Timmins | Mar 14 - Nov 7 |
Fort Severn First Nation | Mar 14 - Nov 7 | North Bay | Mar 14 - Nov 7 | Toronto | Mar 14 - Nov 7 |
Goderich | Mar 14 - Nov 7 | Oakville | Mar 14 - Nov 7 | Uxbridge | Mar 14 - Nov 7 |
Gravenhurst | Mar 14 - Nov 7 | Orillia | Mar 14 - Nov 7 | Vaughan | Mar 14 - Nov 7 |
Greater Sudbury | Mar 14 - Nov 7 | Oshawa | Mar 14 - Nov 7 | Waterloo | Mar 14 - Nov 7 |
Guelph | Mar 14 - Nov 7 | Ottawa | Mar 14 - Nov 7 | Welland | Mar 14 - Nov 7 |
Haldimand | Mar 14 - Nov 7 | Owen Sound | Mar 14 - Nov 7 | Whitby | Mar 14 - Nov 7 |
Halton Hills | Mar 14 - Nov 7 | Pembroke | Mar 14 - Nov 7 | Windsor | Mar 14 - Nov 7 |
Daylight Saving Time History in Ontario
- Ontario first observed Daylight Saving Time in 1908.
- Ontario has observed DST for 105 years between 1908 and 2021 (DST in at least one location).
- Previous time with no Daylight Saving Time was 1917.
- See Worldwide DST Statistics