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Calgary is -16h behind Sydney
Quick converter
FROM
Sydney
Australia
UTC+10:00
TO
Calgary
Canada
UTC-06:00
Date-aware conversion
Result
Sat, Jun 20, 2026 11:53
Sydney: Sunday, June 21, 2026 3:53 AM GMT+10 to Calgary: Saturday, June 20, 2026 11:53 AM MDT.
Calgary is 16h behind Sydney on this date
Every hour in Sydney and the corresponding time in Calgary. Green rows indicate business hours in Calgary.
Time zones
Sydney uses Australia/Sydney (GMT+10) and Calgary uses America/Edmonton (MDT). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Calgary. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
The easiest overlap starts around 9:00 AM and runs through 9:00 AM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
Sydney is located in Australia (Oceania). It uses the Australia/Sydney timezone with a standard offset of UTC+10:00. It observes DST, switching between AEST and AEDT. See the full Sydney time page for live clock and planning details.
Calgary is located in Canada (North America). It uses the America/Edmonton timezone with a standard offset of UTC-06:00. It observes DST, switching between MST and MDT. See the full Calgary time page for live clock and planning details.
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Current city times