Happy Valley to Sydney time converter

Sydney is 18 hours ahead of Happy Valley. When it is 9:00 AM in Happy Valley, it is 3:00 AM (Tue, Oct 20) in Sydney.

Happy Valley PDT

Monday, October 19, 2026

Sydney AEDT

Tuesday, October 20, 2026

Happy Valley
Oregon, United States
Mon, Oct 19
PDTUTC-7
Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11+18h
Finding your time zone…
Shared working hours (9:00–18:00)

Happy Valley to Sydney conversion table

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

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

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in Happy Valley (9:00 AM – 12:00 PM in Sydney).

Daylight saving time and the difference

The difference changes during the year because Happy Valley and Sydney switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +18h
  • Nov 1, 2026 – Mar 14, 2027: +19h
  • Mar 14, 2027 – Apr 3, 2027: +18h
  • Apr 3, 2027 – Oct 2, 2027: +17h
  • Oct 2, 2027 – Oct 19, 2027: +18h

Distance

Happy Valley and Sydney are 12,348 km (7,673 miles) apart in a straight line.

More conversions

Sydney to Happy ValleyHappy Valley to New YorkHappy Valley to LondonHappy Valley to Los AngelesHappy Valley to ChicagoHappy Valley to TorontoHappy Valley to São PauloHappy Valley to ParisHappy Valley to BerlinHappy Valley to MoscowHappy Valley to DubaiHappy Valley to New DelhiHappy Valley to Bangkok
New York to SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between Happy Valley and Sydney?

Sydney is 18 hours ahead of Happy Valley.

What time is it in Sydney when it is 9 AM in Happy Valley?

When it is 9:00 AM in Happy Valley, it is 3:00 AM (Tue, Oct 20) in Sydney.

When is the best time to call Sydney from Happy Valley?

Both sides are at work from 3:00 PM – 6:00 PM in Happy Valley (9:00 AM – 12:00 PM in Sydney).

Does the time difference between Happy Valley and Sydney change?

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