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Time Change 2025 in Ontario, Canada

Next change:
Nov
2
1 hour Back

Nov 2, 2025, 2:00 am

Province: Ontario
Abbreviation: ON
Provincial Capital: Toronto
Country: Canada
Time Zones: 2
Location

Note: Unfortunately, we do not have accurate information before 1970 on a state level.

Mar 9

Forward 1 hour

Mar 9, 2025 - Daylight Saving Time Started

When local standard time was about to reach
Sunday, March 9, 2025, 2:00:00 am clocks were turned forward 1 hour to
Sunday, March 9, 2025, 3:00:00 am local daylight time instead.

Sunrise and sunset were about 1 hour later on Mar 9, 2025 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.

More info:
Canada Starts Daylight Saving 2025

Nov 2

Back 1 hour

Nov 2, 2025 - Daylight Saving Time Ends

When local daylight time is about to reach
Sunday, November 2, 2025, 2:00:00 am clocks are turned backward 1 hour to
Sunday, November 2, 2025, 1:00:00 am local standard time instead.

Sunrise and sunset will be about 1 hour earlier on Nov 2, 2025 than the day before. There will be more light in the morning and less light in the evening.

Also called Fall Back and Winter Time.

Other years: 2022 | 2023 | 2024 | 2025 | 2026 | 2027 | 2028

Daylight Saving Time Info

DST in Locations in Ontario (66 Locations)

Ajax Mar 9 – Nov 2 Hamilton Mar 9 – Nov 2 Peterborough Mar 9 – Nov 2
Atikokan No DST Huntsville Mar 9 – Nov 2 Pickering Mar 9 – Nov 2
Barrie Mar 9 – Nov 2 Kawartha Lakes Mar 9 – Nov 2 Pickle Lake No DST
Belleville Mar 9 – Nov 2 Kenora Mar 9 – Nov 2 Rainy River Mar 9 – Nov 2
Brampton Mar 9 – Nov 2 Kingston Mar 9 – Nov 2 Renfrew Mar 9 – Nov 2
Brantford Mar 9 – Nov 2 Kirkland Lake Mar 9 – Nov 2 Richmond Hill Mar 9 – Nov 2
Brockville Mar 9 – Nov 2 Kitchener Mar 9 – Nov 2 Sarnia Mar 9 – Nov 2
Burlington Mar 9 – Nov 2 London Mar 9 – Nov 2 Sault Ste. Marie Mar 9 – Nov 2
Caledon Mar 9 – Nov 2 Markham Mar 9 – Nov 2 St. Catharines Mar 9 – Nov 2
Cambridge Mar 9 – Nov 2 Milton Mar 9 – Nov 2 St. Joseph Mar 9 – Nov 2
Chatham-Kent Mar 9 – Nov 2 Mississauga Mar 9 – Nov 2 St. Thomas Mar 9 – Nov 2
Clarington Mar 9 – Nov 2 Newmarket Mar 9 – Nov 2 Stratford Mar 9 – Nov 2
Cornwall Mar 9 – Nov 2 Niagara Falls Mar 9 – Nov 2 Temiskaming Shores Mar 9 – Nov 2
Dryden Mar 9 – Nov 2 Nipigon Mar 9 – Nov 2 Thunder Bay Mar 9 – Nov 2
Fort Frances Mar 9 – Nov 2 Norfolk Mar 9 – Nov 2 Timmins Mar 9 – Nov 2
Fort Severn First Nation Mar 9 – Nov 2 North Bay Mar 9 – Nov 2 Toronto Mar 9 – Nov 2
Goderich Mar 9 – Nov 2 Oakville Mar 9 – Nov 2 Uxbridge Mar 9 – Nov 2
Gravenhurst Mar 9 – Nov 2 Orillia Mar 9 – Nov 2 Vaughan Mar 9 – Nov 2
Greater Sudbury Mar 9 – Nov 2 Oshawa Mar 9 – Nov 2 Waterloo Mar 9 – Nov 2
Guelph Mar 9 – Nov 2 Ottawa Mar 9 – Nov 2 Welland Mar 9 – Nov 2
Haldimand Mar 9 – Nov 2 Owen Sound Mar 9 – Nov 2 Whitby Mar 9 – Nov 2
Halton Hills Mar 9 – Nov 2 Pembroke Mar 9 – Nov 2 Windsor Mar 9 – Nov 2

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

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