Chicago → Perth Time Converter

USA · Australia

FROM
16:04
Sat, Sep 19
UTC−5
TO
ADJUST
Perth
Australia · UTC+8
05:04
Sun, Sep 20
likely asleep
+13h🌙
New York
USA · UTC−4
17:04
Sat, Sep 19
business hours
+1hclocks ↓ in 43d
London
UK · UTC+1
22:04
Sat, Sep 19
likely asleep
+6hclocks ↓ in 36d
Tokyo
Japan · UTC+9
06:04
Sun, Sep 20
early morning
+14h☀️
Sydney
Australia · UTC+10
07:04
Sun, Sep 20
early morning
+15hclocks ↑ in 14d
OVERLAP TIMELINE09:00–18:00 · Chicago time
Chicago
Perth
New York
London
Tokyo
Sydney
OVERLAP
No working-hours overlap today between Chicago and Perth

It’s 16:04 in Chicago when it’s 05:04 in Perth.

Chicago time zone guide · Perth time zone guide

Working-hours overlap today

No overlap within standard working hours (09:00–17:00) between Chicago and Perth today.

Best time to schedule a meeting

No time of day works comfortably for both Chicago and Perth — consider async collaboration.

How the time difference shifts across the year

Time difference between Chicago and Perth across 2026
PeriodDifference
Jan 1–Mar 7+14 h
Mar 8–Oct 31+13 h
Nov 1–Dec 31+14 h

Business hours at a glance

ChicagoPerth
08:0021:00
09:0022:00
12:0001:00
17:0006:00
20:0009:00
16:04 (now)05:04

Related conversions

Melbourne → PerthBrisbane → PerthLondon → PerthChicago → TokyoChicago → Helsinki
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