Montreal to Petaluma, CA: time difference
Petaluma, CA is 3 h behind Montreal. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Montreal 21:12 9:12 PM Petaluma, CA 18:12 6:12 PM You –:–
21:12 9:12 PM
Eastern Daylight Time · UTC-4
☀️ 07:06 · 🌙 18:18
18:12 6:12 PM
Pacific Daylight Time · UTC-7
☀️ 07:16 · 🌙 18:40
·
−3 h
Petaluma, CA is 3 h behind Montreal.
When you, Montreal and Petaluma, CA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Montreal
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Petaluma, CA
21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Montreal | 🇺🇸 Petaluma, CA |
|---|---|---|
| Local time | 21:12 | 18:12 |
| Local date | Sunday, October 11, 2026 | Sunday, October 11, 2026 |
| Time zone | Eastern Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Montreal | — | −3 h |
| IANA zone | America/Toronto | America/Los Angeles |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:06 | 07:16 |
| Sunset | 18:18 | 18:40 |
| Daylight | 11 h 12 min | 11 h 24 min |
| People on this clock | 1,762,949 | 60,438 |
Compare Montreal with another city
More comparisons with Montreal: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montreal and Petaluma, CA: common questions
How many hours behind Montreal is Petaluma, CA?
The clocks in Petaluma are 3 hours behind those in Montreal (UTC−7 and UTC−4).
If it is 9:00 AM in Montreal, what time is it in Petaluma, CA?
At 9:00 AM in Montreal, clocks in Petaluma show 6:00 AM.
What time is it in Petaluma, CA, at the end of the working day in Montreal?
The working day in Montreal ends at 6:00 PM; in Petaluma it is 3:00 PM at that moment.
When do working hours in Montreal and in Petaluma, CA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Montreal, which is 9:00 AM to 3:00 PM in Petaluma.
Until what time in Montreal is it still yesterday in Petaluma, CA?
Before 3:00 AM in Montreal, the date in Petaluma has not changed yet. From 9:00 PM in Petaluma, it is already the next day in Montreal.
Does the time gap between Montreal and Petaluma, CA, change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 3 hours.
