Altamira to Montreal time converter

Montreal is 1 hour behind Altamira. When it is 9:00 AM in Altamira, it is 8:00 AM in Montreal.

Altamira BRT

Wednesday, October 21, 2026

Montreal EDT

Wednesday, October 21, 2026

Altamira
Pará, Brazil
Wed, Oct 21
BRTUTC-3
Montreal
Quebec, Canada
Wed, Oct 21
EDTUTC-4-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Altamira to Montreal conversion table

Every hour of today in Altamira and the matching time in Montreal. Light rows are typical working hours (9:00–18:00).

AltamiraMontreal
12:00 AM11:00 PM−1 day
1:00 AM12:00 AM
2:00 AM1:00 AM
3:00 AM2:00 AM
4:00 AM3:00 AM
5:00 AM4:00 AM
6:00 AM5:00 AM
7:00 AM6:00 AM
8:00 AM7:00 AM
9:00 AM8:00 AM
10:00 AM9:00 AM
11:00 AM10:00 AM
12:00 PM11:00 AM
1:00 PM12:00 PM
2:00 PM1:00 PM
3:00 PM2:00 PM
4:00 PM3:00 PM
5:00 PM4:00 PM
6:00 PM5:00 PM
7:00 PM6:00 PM
8:00 PM7:00 PM
9:00 PM8:00 PM
10:00 PM9:00 PM
11:00 PM10:00 PM

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Altamira (9:00 AM – 5:00 PM in Montreal).

Daylight saving time and the difference

The difference changes during the year because Altamira and Montreal switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -1h
  • Nov 1, 2026 – Mar 14, 2027: -2h
  • Mar 14, 2027 – Oct 21, 2027: -1h

Distance

Altamira and Montreal are 5,814 km (3,613 miles) apart in a straight line.

More conversions

Montreal to AltamiraAltamira to New YorkAltamira to LondonAltamira to Los AngelesAltamira to ChicagoAltamira to TorontoAltamira to São PauloAltamira to ParisAltamira to BerlinAltamira to MoscowAltamira to DubaiAltamira to New DelhiAltamira to Bangkok
New York to MontrealLondon to MontrealLos Angeles to MontrealChicago to MontrealToronto to MontrealSão Paulo to MontrealParis to MontrealBerlin to MontrealMoscow to MontrealDubai to MontrealNew Delhi to MontrealBangkok to Montreal

Questions and answers

What is the time difference between Altamira and Montreal?

Montreal is 1 hour behind Altamira.

What time is it in Montreal when it is 9 AM in Altamira?

When it is 9:00 AM in Altamira, it is 8:00 AM in Montreal.

When is the best time to call Montreal from Altamira?

Both sides are at work from 10:00 AM – 6:00 PM in Altamira (9:00 AM – 5:00 PM in Montreal).

Does the time difference between Altamira and Montreal change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.