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Australian Western Time to Canada Atlantic Time

Convert times between Australian Western Time (AWST, UTC+8:00) and Canada Atlantic Time (AST, UTC-4:00). Canada Atlantic Time is 12 hours behind Australian Western Time in standard time. During daylight saving time this difference changes to 11 hours.

UTC+8:00UTC-4:00 / -3:00
Live timezone converter

UTC Offset Reference

TimezoneAbbreviationStandard offsetDST offsetCountry
Australian Western TimeAWSTUTC+8:00Australia
Canada Atlantic TimeAST / ADTUTC-4:00UTC-3:00Canada

* DST offset applies during summer months. Exact transition dates vary by year.

Standard Time Conversion (AWSTAST)

Australian Western TimeCanada Atlantic Time
12:00 AM AWST12:00 PM (prev day) AST
6:00 AM AWST6:00 PM (prev day) AST
9:00 AM AWST9:00 PM (prev day) AST
12:00 PM AWST12:00 AM AST
3:00 PM AWST3:00 AM AST
6:00 PM AWST6:00 AM AST
9:00 PM AWST9:00 AM AST

Summer (DST) Conversion (AWSTADT)

Australian Western Time (summer)Canada Atlantic Time (summer)
12:00 AM AWST1:00 PM (prev day) ADT
6:00 AM AWST7:00 PM (prev day) ADT
9:00 AM AWST10:00 PM (prev day) ADT
12:00 PM AWST1:00 AM ADT
3:00 PM AWST4:00 AM ADT
6:00 PM AWST7:00 AM ADT
9:00 PM AWST10:00 AM ADT

Daylight Saving Time (DST) Notes

  • Canada Atlantic Time observes DST. Clocks advance 1 hour to ADT (UTC-3:00) roughly from month 3 to 11.
  • The offset difference shifts between 12h (standard) and 11h (DST season). Always verify the current offset using the live converter below.

Frequently Asked Questions

How do I convert AWST to AST?
Add (-12) hours to the AWST time to get AST. For example, 9:00 AM AWST = 9:00 PM AST.
What is the current UTC offset for Australian Western Time?
Australian Western Time is always UTC+8:00 (AWST) — it does not observe DST.
Is Canada Atlantic Time ahead or behind Australian Western Time?
Canada Atlantic Time is 12 hours behind Australian Western Time in standard time.
When is a good time to schedule a meeting between AWST and AST?
Due to the 12-hour difference, business-hours overlap may be limited. Use the live timezone converter to find a mutually convenient time.

Need the exact current time?

Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.

Open live converter →