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OttawaCanada

Current time in Ottawa, Canada

Thursday, 24 September 2026

Eastern Daylight TimeUTC-04:00

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Ottawa time at a glance

Country
Canada
Location
Capital city of Canada
Time zone
America/Toronto
UTC offset now
UTC-04:00
Current zone label
GMT-4
Next clock change
1 November 2026 at 01:00 GMT-5

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Ottawa time guide

When does Ottawa change its clocks?

Ottawa uses UTC-05:00 in standard time and UTC-04:00 during daylight saving time. The current calculated offset is UTC-04:00.
Standard time
Eastern Standard Time (EST), UTC-05:00
Daylight time
Eastern Daylight Time (EDT), UTC-04:00
Ottawa and New York
Normally the same clock time because their seasonal changes align
Time-zone identifier
America/Toronto

Municipality and metro area

Ottawa–Gatineau is wider than the City of Ottawa

The City of Ottawa reports 1,116,170 residents at year-end 2025 across 24 wards. Its municipal boundary differs from the Ottawa–Gatineau census metropolitan area, which crosses into Quebec and should remain separately labelled.

Time-zone identity for Ottawa

IANA zone
America/Toronto
UTC offset now
UTC-04:00
Current zone label
GMT-4
Clock-change status
An offset change was found in the next 370 days.

Ottawa is currently 4 hours behind UTC. The named zone, rather than the offset alone, should be used for future dates.

Next clock change in Ottawa

UTC-05:00UTC-05:00

This change comes from the IANA Time Zone Database. It is described as an offset change unless its daylight-saving purpose can be verified.

Time-zone history

UTC offset changes for Ottawa

A bounded record of offset transitions calculated for America/Toronto, covering 2021 through 2031. Events are offset changes; their legal or daylight-saving cause is not inferred.

Previous 5 years

  1. UTC-04:00 UTC-04:00UTC offset decreased by
  2. UTC-05:00 UTC-05:00UTC offset decreased by
  3. UTC-04:00 UTC-04:00UTC offset decreased by
  4. UTC-05:00 UTC-05:00UTC offset decreased by
  5. UTC-04:00 UTC-04:00UTC offset decreased by
  6. UTC-05:00 UTC-05:00UTC offset decreased by
  7. UTC-04:00 UTC-04:00UTC offset decreased by
  8. UTC-05:00 UTC-05:00UTC offset decreased by
  9. UTC-04:00 UTC-04:00UTC offset decreased by
  10. UTC-05:00 UTC-05:00UTC offset decreased by

Next 5 years

  1. UTC-05:00 UTC-05:00UTC offset decreased by
  2. UTC-04:00 UTC-04:00UTC offset decreased by
  3. UTC-05:00 UTC-05:00UTC offset decreased by
  4. UTC-04:00 UTC-04:00UTC offset decreased by
  5. UTC-05:00 UTC-05:00UTC offset decreased by
  6. UTC-04:00 UTC-04:00UTC offset decreased by
  7. UTC-05:00 UTC-05:00UTC offset decreased by
  8. UTC-04:00 UTC-04:00UTC offset decreased by
  9. UTC-05:00 UTC-05:00UTC offset decreased by
  10. UTC-04:00 UTC-04:00UTC offset decreased by

Dates are calculated from IANA time-zone rules. The calculation checks for offset changes throughout the displayed period and resolves each change to the nearest second.

Capital city context

About Ottawa, capital of Canada

Ottawa is the capital of Canada. This page combines its live local clock with location, time-zone, weather, Sun and Moon information.

Capital status
Capital of Canada
Administrative area
Ontario, Canada
Population
1,017,449
Coordinates
45.4112° N, 75.6981° W. The elevation is 71 metres.

Nearby city clocks

Cities near Ottawa

Nearby cities are ordered by approximate straight-line distance from Ottawa. Times are calculated for the same instant shown above.

Sources for Ottawa time and city facts

Time-zone calculations use runtime tzdb 2026b. Weather and astronomy sources include their own retrieval times where available.

View 4 sources
Current Time in Ottawa — EST or EDT, Date and Clock Change | UTC Time Now