Time in Ottawa
The exact local hour in Ottawa, Canada — synchronised to your browser, refreshed every second, and adjusted automatically for daylight saving time.
Today's hours of daylight
Ottawa sits at 45.4215° N, 75.6972° W. From this position the sun follows the schedule below today. Times are computed using the standard NOAA solar position algorithm and reflect the apparent horizon, not civil convention.
| Civil dawn | 05:23 | First light, sun 6° below horizon |
|---|---|---|
| Sunrise | 05:55 (5:55 AM) | Top edge of the sun crosses horizon |
| Solar noon | 13:01 | Sun at its highest point |
| Sunset | 20:07 (8:07 PM) | Top edge of the sun crosses horizon |
| Civil dusk | 20:39 | Last usable light |
| Day length | 14h 11m | From sunrise to sunset |
Time zone & daylight saving
Ottawa is in the America/Toronto zone of the IANA Time Zone Database. The current UTC offset is UTC−4, with daylight saving time currently in effect.
The next clock change is scheduled for Sunday, 1 November 2026, when the offset will move from UTC−4 to UTC−5 (clocks fall back).
Ottawa compared to major world hubs
If you are coordinating across borders, this table shows the current time in major hub cities relative to Ottawa, with the great-circle distance from Ottawa for context.
| City | Time now | Difference | Distance |
|---|---|---|---|
| London | 05:37 | +5h | 5,361 km · 3,331 mi |
| New York | 00:37 | +0h | 541 km · 336 mi |
| Tokyo | 13:37 | +13h | 10,324 km · 6,415 mi |
| Dubai | 08:37 | +8h | 10,729 km · 6,667 mi |
| Sydney | 14:37 | +14h | 15,864 km · 9,857 mi |
| Los Angeles | 21:37 | −3h | 3,801 km · 2,362 mi |
About Ottawa
| Country | Canada |
|---|---|
| Population | 1,488,000 |
| Latitude / Longitude | 45.4215, -75.6972 |
| IANA time zone | America/Toronto |
| UTC offset | UTC−4 |
| Country calling code | +1 |
| Currency | CAD |
Other cities in America/Toronto
These cities share Ottawa's exact time zone — useful when you need a same-clock alternative.
Cities one hour from Ottawa
If you are scheduling a call or planning travel across a single time-zone hop, these are the major cities sitting just before or after Ottawa on the world clock.