California, USA
PDT
ACST
Australian Central Standard Time
GMT +9:30

Time Difference

PDT (Pacific Daylight Time) is 16 hours and 30 minutes behind Australian Central Standard Time
12:30 pm12:30 in San Diego, CA, USA is 5:00 am05:00 in ACST

San Diego to ACST call time
Best time for a conference call or a meeting is between 4:30am-6:30am in San Diego which corresponds to 9pm-11pm in ACST

12:30 pm12:30 PDT (Pacific Daylight Time) (San Diego, CA, USA). Offset UTC -7:00 hours
5:00 am05:00 Australian Central Standard Time (ACST). Offset UTC +9:30 hours

12:30 pm12:30 San Diego, CA, USA / 5:00 am05:00 ACST

San Diego, CA, USA ACST
12am (midnight) 4:30 pm
1am 5:30 pm
2am 6:30 pm
3am 7:30 pm
4am 8:30 pm
5am 9:30 pm
6am 10:30 pm
7am 11:30 pm
8am 12:30 am
9am 1:30 am
10am 2:30 am
11am 3:30 am
12pm (noon) 4:30 am
1pm 5:30 am
2pm 6:30 am
3pm 7:30 am
4pm 8:30 am
5pm 9:30 am
6pm 10:30 am
7pm 11:30 am
8pm 12:30 pm
9pm 1:30 pm
10pm 2:30 pm
11pm 3:30 pm
0:00 16:30
1:00 17:30
2:00 18:30
3:00 19:30
4:00 20:30
5:00 21:30
6:00 22:30
7:00 23:30
8:00 0:30
9:00 1:30
10:00 2:30
11:00 3:30
12:00 4:30
13:00 5:30
14:00 6:30
15:00 7:30
16:00 8:30
17:00 9:30
18:00 10:30
19:00 11:30
20:00 12:30
21:00 13:30
22:00 14:30
23:00 15:30

San Diego Information

Time Zone

Abbreviation / Name
PDT - Pacific Daylight Time
HNP - Heure Normale du Pacifique
UTC / GMT Offset
-7:00 hours during Pacific Daylight Time, currently in use.
-8:00 hours during Heure Normale du Pacifique.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

San Diego Facts

Country
USA
State
California
Alternative Names
Davis' Folly, Didacopolis, Graytown, Lungsod ng San Diego, New San Diego, SAN, San Diegas, San Diego, San Diegu, San Dijego, San Diyego, San Diyégo, San Miguel, San Ntienko, San-Diego, San-Dieqo, San-Dyega, Sandjego, can tiyeko, saendiego, saendieigo, saina di'ego, san diyago, san dyyghw, san-diego, sana di'ego, sana diyago, sandiego, sena diyego, sheng de ya ge, sn dygw, sn dyygw, syana di'ego, Σαν Ντιέγκο, Сан Диего, Сан Дијего, Сан-Диего, Сан-Дыега, Сан-Дієго, Սան Դիեգո, סאן דיעגא, סן דייגו, سان دييغو, سان ڈیاگو, سان ڈیگو, سن دیگو, सॅन डियेगो, सैन डिएगो, स्यान डिएगो, সান ডিয়াগো, ਸਾਨ ਦੀਏਗੋ, சான் டியேகோ, శాన్ డియాగో, แซนดีเอโก, სან-დიეგო, ሳንዲየጎ, サンディエゴ, 聖地牙哥, 샌디에고, 샌디에이고
Population
1,394,928
Currency
Dollar (USD)
Geographic Coordinates
32° 42' N Latitude / 117° 09' W Longitude
International Dialing Code
+1

Australian Central Standard Time

Offset: ACST is 9 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia

Countries: It is used in following countries: Australia

Principal Cities: The largest city in the ACST timezone is Adelaide from Australia with population about 1.225 million people. Other major cities in the area are Darwin, Adelaide Hills, Alice Springs, Palmerston

ACST Time Zone Geo Map
ACST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Australian Central Daylight Time (ACDT).

Daylight saving time clock moves back for one hour from 3am to 2amStart: Australian Central Standard Time (ACST) started on Sunday, April 7, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, April 7, 2024, 2:00 am. Standard time starts annually the on first Sunday of April.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Australian Central Standard Time (ACST) ends on Sunday, October 6, 2024 at 2:00 am local time and clocks are set one hour forward to Sunday, October 6, 2024, 3:00 am local daylight time instead. Standard time starts annually the on first Sunday of October.

ACST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0930 - basic
  • +09:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0930 - sign character (+) followed by a four digit time providing hours (09) and minutes (30) of the offset. Indicates nine hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects ACST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/Darwin
  • Australia/North
  • Australia/South
  • Australia/Yancowinna