Timetate
A world clock on a live 3D globe, turned to Ottawa.
Canada · GMT-4
Ottawa runs on EDT (GMT-4). Subtract 4 hours from Coordinated Universal Time to get the current time in Ottawa.
The live clock starts as soon as the page loads.
24h schedule
Sunrise
07:03
Sunset
18:33
Timezone
Ottawa is located in Canada and uses the America/Toronto timezone, currently EDT (GMT-4) from UTC. The clocks change on 1 November 2026 to GMT-5. Sunrise is at 07:03 and sunset at 18:33 local time. The coordinates of Ottawa are 45.42°N, 75.70°W.
Today Ottawa gets 11 hours 30 minutes of daylight. Solar noon — when the sun is highest — falls at 12:48, about 48 minutes after clock noon.
Right now Ottawa shares its EDT (GMT-4) offset with New York, Philadelphia, Boston, Miami, Atlanta, Detroit. Clocks in these places read the same, even where the calendar date differs.
Offices in Ottawa work Monday to Friday, typically 08:30–16:30 local time. Lunch is usually 12:00–13:00, and a meeting proposed inside it will be moved. The city's economy runs on federal government, technology, telecoms and universities, which is who you are most likely to be calling. Government hours are earlier than the private sector, and bilingual meetings switch between English and French.
The dates that most often break a cross-border schedule are Canada Day (1 July), Family Day (third Monday of February), Thanksgiving (second Monday of October) and Christmas and Boxing Day (25–26 December). Expect slow replies during the week between Christmas and New Year.
| From | Gap | Call at (Ottawa time) |
|---|---|---|
| 🇺🇸 Philadelphia | same time | 09:00–17:00 |
| 🇺🇸 Baltimore | same time | 09:00–17:00 |
| 🇯🇲 Kingston | −1h | 10:00–17:00 |
| 🇵🇪 Lima | −1h | 10:00–17:00 |
| 🇬🇧 London | +4h | 09:00–13:00 |
| 🇺🇸 New York | same time | 09:00–17:00 |
| 🇸🇬 Singapore | +12h | 07:00–20:00 (early or late for one side) |
| 🇦🇪 Dubai | +8h | 07:00–12:00 (early or late for one side) |
Office hours taken as 09:00–17:00 on both sides. A row opens the meeting page for the two cities where one exists, otherwise the converter.
Ottawa is in the America/Toronto timezone, currently EDT (GMT-4).
Yes. Ottawa observes daylight saving time. The clocks change on 1 November 2026 to GMT-5.
Ottawa is currently GMT-4 from UTC (EDT (GMT-4)). Clocks change on 1 November 2026.
Right now Ottawa is 4 hours behind London and on the same time as New York. The gaps move by an hour when either side changes its clocks.
09:00 in Ottawa is 13:00 UTC today, because the city is GMT-4 from UTC.
Today the sun rises in Ottawa at 07:03 and sets at 18:33 local time. These times were calculated when this page was built and drift by a few minutes a week.
Times on this page were calculated on .