Sydney to Joint Base Pearl Harbor Hickam time converter

Joint Base Pearl Harbor Hickam is 21 hours behind Sydney. When it is 9:00 AM in Sydney, it is 12:00 PM (Wed, Oct 21) in Joint Base Pearl Harbor Hickam.

Sydney AEDT

Thursday, October 22, 2026

Joint Base Pearl Harbor Hickam HST

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Thu, Oct 22
AEDTUTC+11
Joint Base Pearl Harbor Hickam
Hawaii, United States
Wed, Oct 21
HSTUTC-10-21h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Joint Base Pearl Harbor Hickam conversion table

Every hour of today in Sydney and the matching time in Joint Base Pearl Harbor Hickam. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 9:00 AM – 3:00 PM in Sydney (12:00 PM – 6:00 PM in Joint Base Pearl Harbor Hickam).

Daylight saving time and the difference

The difference changes during the year because Sydney and Joint Base Pearl Harbor Hickam switch clocks on different dates:

  • Oct 22, 2026 – Apr 4, 2027: -21h
  • Apr 4, 2027 – Oct 3, 2027: -20h
  • Oct 3, 2027 – Oct 22, 2027: -21h

Distance

Sydney and Joint Base Pearl Harbor Hickam are 8,163 km (5,072 miles) apart in a straight line.

More conversions

Joint Base Pearl Harbor Hickam to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to Joint Base Pearl Harbor HickamLondon to Joint Base Pearl Harbor HickamLos Angeles to Joint Base Pearl Harbor HickamChicago to Joint Base Pearl Harbor HickamToronto to Joint Base Pearl Harbor HickamSão Paulo to Joint Base Pearl Harbor HickamParis to Joint Base Pearl Harbor HickamBerlin to Joint Base Pearl Harbor HickamMoscow to Joint Base Pearl Harbor HickamDubai to Joint Base Pearl Harbor HickamNew Delhi to Joint Base Pearl Harbor HickamBangkok to Joint Base Pearl Harbor Hickam

Questions and answers

What is the time difference between Sydney and Joint Base Pearl Harbor Hickam?

Joint Base Pearl Harbor Hickam is 21 hours behind Sydney.

What time is it in Joint Base Pearl Harbor Hickam when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 12:00 PM (Wed, Oct 21) in Joint Base Pearl Harbor Hickam.

When is the best time to call Joint Base Pearl Harbor Hickam from Sydney?

Both sides are at work from 9:00 AM – 3:00 PM in Sydney (12:00 PM – 6:00 PM in Joint Base Pearl Harbor Hickam).

Does the time difference between Sydney and Joint Base Pearl Harbor Hickam change?

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