PST vs AEST
Pacific Time (US & Canada) (PST/PDT) is UTC−8 in winter and UTC−7 in summer. Australian Eastern Time (AEST/AEDT) is UTC+11 in winter and UTC+10 in summer.
Because the two regions change their clocks on different dates, the gap changes during the year: 19 hours ahead in the northern winter and 17 hours ahead in summer, with a few weeks in spring and autumn where it's an hour different again. The converter uses the exact rules for the date you choose.
PST to AEST conversion table
Summer (daylight saving) times, mid-July:
| PST/PDT | AEST/AEDT |
|---|---|
| 12:00 AM | 5:00 PM |
| 6:00 AM | 11:00 PM |
| 8:00 AM | 1:00 AM (+1 day) |
| 9:00 AM | 2:00 AM (+1 day) |
| 10:00 AM | 3:00 AM (+1 day) |
| 12:00 PM | 5:00 AM (+1 day) |
| 2:00 PM | 7:00 AM (+1 day) |
| 3:00 PM | 8:00 AM (+1 day) |
| 5:00 PM | 10:00 AM (+1 day) |
| 6:00 PM | 11:00 AM (+1 day) |
| 8:00 PM | 1:00 PM (+1 day) |
| 10:00 PM | 3:00 PM (+1 day) |
Winter (standard) times, mid-January:
| PST | AEST |
|---|---|
| 12:00 AM | 7:00 PM |
| 6:00 AM | 1:00 AM (+1 day) |
| 8:00 AM | 3:00 AM (+1 day) |
| 9:00 AM | 4:00 AM (+1 day) |
| 10:00 AM | 5:00 AM (+1 day) |
| 12:00 PM | 7:00 AM (+1 day) |
| 2:00 PM | 9:00 AM (+1 day) |
| 3:00 PM | 10:00 AM (+1 day) |
| 5:00 PM | 12:00 PM (+1 day) |
| 6:00 PM | 1:00 PM (+1 day) |
| 8:00 PM | 3:00 PM (+1 day) |
| 10:00 PM | 5:00 PM (+1 day) |
Scheduling between PST and AEST
With 17 hours between them there is little or no overlap in normal working hours; one side will be early morning or evening. 8 AM PST is 1:00 AM AEST (+1 day), and 6 PM PST is 11:00 AM AEST (+1 day). Always write the city alongside the abbreviation in invites — several abbreviations (CST, IST, AST) are used by more than one region.
Related conversions
PST to EST · EST to PST · PST to CST · CST to PST · PST to MST · MST to PST · HST to PST · PST to HST · AKST to PST · PST to AKST · all zones