Tucson, AZ, USA to Sydney, Australia
Time Difference
MST (Mountain Standard Time) is 17 hours behind AEST (Australian Eastern Standard Time)
9:00 pm21:00 in Tucson, AZ, USA is 2:00 pm14:00 in Sydney, Australia
Tucson to Sydney call time
Best time for a conference call or a meeting is between 4:30am-6:30am in Tucson which corresponds to 9:30pm-11:30pm in Sydney
9:00 pm21:00 MST (Mountain Standard Time) (Tucson, AZ, USA). Offset UTC -7:00 hours
2:00 pm14:00 AEST (Australian Eastern Standard Time) (Sydney, Australia). Offset UTC +10:00 hours
9:00 pm21:00 Tucson, AZ, USA / 2:00 pm14:00 Sydney, Australia
| Tucson, AZ, USA | Sydney, Australia |
|---|---|
| 12am (midnight) | 5pm |
| 1am | 6pm |
| 2am | 7pm |
| 3am | 8pm |
| 4am | 9pm |
| 5am | 10pm |
| 6am | 11pm |
| 7am | 12am (midnight) |
| 8am | 1am |
| 9am | 2am |
| 10am | 3am |
| 11am | 4am |
| 12pm (noon) | 5am |
| 1pm | 6am |
| 2pm | 7am |
| 3pm | 8am |
| 4pm | 9am |
| 5pm | 10am |
| 6pm | 11am |
| 7pm | 12pm (noon) |
| 8pm | 1pm |
| 9pm | 2pm |
| 10pm | 3pm |
| 11pm | 4pm |
| 0:00 | 17:00 |
| 1:00 | 18:00 |
| 2:00 | 19:00 |
| 3:00 | 20:00 |
| 4:00 | 21:00 |
| 5:00 | 22:00 |
| 6:00 | 23:00 |
| 7:00 | 0:00 |
| 8:00 | 1:00 |
| 9:00 | 2:00 |
| 10:00 | 3:00 |
| 11:00 | 4:00 |
| 12:00 | 5:00 |
| 13:00 | 6:00 |
| 14:00 | 7:00 |
| 15:00 | 8:00 |
| 16:00 | 9:00 |
| 17:00 | 10:00 |
| 18:00 | 11:00 |
| 19:00 | 12:00 |
| 20:00 | 13:00 |
| 21:00 | 14:00 |
| 22:00 | 15:00 |
| 23:00 | 16:00 |
Tucson Information
Time Zone
Abbreviation / Name
MST - Mountain Standard Time
UTC / GMT Offset
-7:00 hours during Mountain Standard Time, currently in use.
Tucson Facts
Country
USA
State
Arizona
Alternative Names
Fucson, Lucson, San Casme del Tucson, TUS, Takson, Teuson, Toison, Touson, Tucson, Tuczon, Tugson, Tuguison, Tuison, Tuksonas, Tulquson, Tuozon, Tuquisson, Tuqulson, Tusan, Tuson, Tusona, Tūsona, taksana, thu sxn, tsuson, tu sen, tusana, tuson, tusona, twsan, twswn, tʼusoni, Τουσόν, Тусан, Тусон, Թուսոն, טוסון, توسان, توسون, ٹوسان، ایریزونا, टक्सन, तुसॉन, টুসান, ทูซอน, ტუსონი, ツーソン, 图森, 투손
Population
531,641
Currency
Dollar (USD)
Geographic Coordinates
32° 13' N Latitude / 110° 55' W Longitude
International Dialing Code
+1
Sydney Information
Time Zone
Abbreviation / Name
AEST - Australian Eastern Standard Time
AEDT - Australian Eastern Daylight Time
AEDT - Australian Eastern Daylight Time
UTC / GMT Offset
+10:00 hours during Australian Eastern Standard Time, currently in use.
+11:00 hours during Australian Eastern Daylight Time.
+11:00 hours during Australian Eastern Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, October 5, 2025 at 2:00 am local time. DST starts annually the on first Sunday of October. Clocks are turned forward 1 hour to Sunday, October 5, 2025, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, April 6, 2025 at 3:00 am local time. DST ends annually the on first Sunday of April. Clocks are turned backward 1 hour to Sunday, April 6, 2025, 2:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Sydney Facts
Country
Australia
Alternative Names
SYD, Sanctus Dionysius, Sedniejos, Sek-na, Sidnef, Sidnei, Sidnej, Sidneja, Sidnejo, Sidnejus, Sidney, Sidneý, Sidni, Sidnéy, Sidnėjus, Sit-ni, Sit-nì, Syd, Sydneium, Sydney, Sydney City, Sék-nà̤, Sídney, Sîdney, Sėdniejos, citni, shidoni, sidani, sideuni, sidnei, sidni, sidniy, sydny, xi ni, xue li, Σίδνεϋ, Сиднеи, Сидней, Сиднеј, Сидни, Сідней, Сідні, Սիդնեյ, סידני, سيدنى, سيدني, سڈنی, سیدنی, ܣܝܕܢܝ, सिडनी, सिड्नी, सिद्नी, সিডনি, ਸਿਡਨੀ, સીડની, சிட்னி, సిడ్నీ, ಸಿಡ್ನಿ, സിഡ്നി, සිඩ්නි, ซิดนีย์, སིད་ནེ།, ဆစ်ဒနီမြို့, სიდნეი, ሲድኒ, ស៊ីដនីយ៏, シドニー, 悉尼, 雪梨, 시드니
Population
4,627,345
Currency
Dollar (AUD)
Geographic Coordinates
33° 52' S Latitude / 151° 12' E Longitude
International Dialing Code
+61