Updating current time…
Australia
ACST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CEST
Central European Summer Time
GMT +2
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:30 pm21:30 ACST (UTC+9:30), Oct 9, 2026 = 2:00 pm14:00 CEST (UTC+2), Oct 9, 2026

Johnston is 7 hours and 30 minutes ahead of CEST.

How the time difference changes

For most of the year, Johnston, Australia is 7 hours and 30 minutes ahead of CEST. At other times of the year, Johnston, Australia is 8 hours and 30 minutes ahead of CET.

For most of the year, working hours of 9:00 am to 5:00 pm in Johnston, Australia correspond to 1:30 am to 9:30 am in CEST. At other times of the year, working hours of 9:00 am to 5:00 pm in Johnston, Australia correspond to 12:30 am to 8:30 am in CET.For most of the year, working hours of 09:00 to 17:00 in Johnston, Australia correspond to 01:30 to 09:30 in CEST. At other times of the year, working hours of 09:00 to 17:00 in Johnston, Australia correspond to 00:30 to 08:30 in CET.

Compare Johnston time with CEST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

ACST (Australian Central Standard Time) is 7 hours and 30 minutes ahead of Central European Summer Time.
9:30 pm21:30 in Johnston, Australia is 2:00 pm14:00 in CEST

Johnston to CEST call time
Best time for a conference call or a meeting is between 4:30pm-5pm16:30-17:00 in Johnston which corresponds to 9am-9:30am09:00-09:30 in CEST

9:30 pm21:30 ACST (Australian Central Standard Time) (Johnston, Australia). Offset UTC +9:30 hours
2:00 pm14:00 Central European Summer Time (CEST). Offset UTC +2:00 hours

9:30 pm21:30 Johnston, Australia / 2:00 pm14:00 CEST

Johnston, AustraliaCEST
12:00am4:30pm
1:00am5:30pm
2:00am6:30pm
3:00am7:30pm
4:00am8:30pm
5:00am9:30pm
6:00am10:30pm
7:00am11:30pm
8:00am12:30am
9:00am1:30am
10:00am2:30am
11:00am3:30am
12:00pm4:30am
1:00pm5:30am
2:00pm6:30am
3:00pm7:30am
4:00pm8:30am
5:00pm9:30am
6:00pm10:30am
7:00pm11:30am
8:00pm12:30pm
9:00pm1:30pm
10:00pm2:30pm
11:00pm3:30pm
00:0016:30
01:0017:30
02:0018:30
03:0019:30
04:0020:30
05:0021:30
06:0022:30
07:0023:30
08:0000:30
09:0001:30
10:0002:30
11:0003:30
12:0004:30
13:0005:30
14:0006:30
15:0007:30
16:0008:30
17:0009:30
18:0010:30
19:0011:30
20:0012:30
21:0013:30
22:0014:30
23:0015:30

Johnston Information

Time Zone

Abbreviation / Name
ACST - Australian Central Standard Time
UTC / GMT Offset
+9:30 hours during Australian Central Standard Time, currently in use.

Johnston Facts

Country
Australia
Population
2,042
Currency
Dollar (AUD)
Geographic Coordinates
12° 29' S Latitude / 131° 00' E Longitude
International Dialing Code
+61

Central European Summer Time

Offset: CEST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Vatican City

Principal Cities: The largest city in the CEST time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Rome, Paris, Hamburg.

German: MESZ - Mitteleuropäische Sommerzeit

CEST Time Zone Geo Map
CEST timezone map

Daylight Saving: Central European Summer Time (CEST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Central European Time (CET).

Daylight saving time clock moves forward for one hourStart: Central European Summer Time (CEST) started on Sunday, March 29, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 3:00 am03:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: Central European Summer Time (CEST) ends on Sunday, October 25, 2026 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

CEST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for CEST
  • B - short form of 'Bravo'
IANA/Olson: Reflects CEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Ceuta
  • Arctic/Longyearbyen
  • Atlantic/Jan_Mayen
  • CET
  • Europe/Amsterdam
  • Europe/Andorra
  • Europe/Belgrade
  • Europe/Berlin
  • Europe/Bratislava
  • Europe/Brussels
  • Europe/Budapest
  • Europe/Busingen
  • Europe/Copenhagen
  • Europe/Gibraltar
  • Europe/Ljubljana
  • Europe/Luxembourg
  • Europe/Madrid
  • Europe/Malta
  • Europe/Monaco
  • Europe/Oslo
  • Europe/Paris
  • Europe/Podgorica
  • Europe/Prague
  • Europe/Rome
  • Europe/San_Marino
  • Europe/Sarajevo
  • Europe/Skopje
  • Europe/Stockholm
  • Europe/Tirane
  • Europe/Vaduz
  • Europe/Vatican
  • Europe/Vienna
  • Europe/Warsaw
  • Europe/Zagreb
  • Europe/Zurich
  • MET
  • Poland
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time