Ontario, CA, USA to ULAST
Time Difference
PST (Pacific Standard Time) is 17 hours behind Ulaanbaatar Summer Time
5:00 pm17:00 in Ontario, CA, USA is 10:00 am10:00 in ULAST
Ontario to ULAST call time
Best time for a conference call or a meeting is between 4:30am-6:30am in Ontario which corresponds to 9:30pm-11:30pm in ULAST
5:00 pm17:00 PST (Pacific Standard Time) (Ontario, CA, USA). Offset UTC -8:00 hours
10:00 am10:00 Ulaanbaatar Summer Time (ULAST). Offset UTC +9:00 hours
5:00 pm17:00 Ontario, CA, USA / 10:00 am10:00 ULAST
| Ontario, CA, USA | ULAST |
|---|---|
| 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 |
Ontario Information
Time Zone
Abbreviation / Name
PST - Pacific Standard Time
HNP - Heure Normale du Pacifique
HNP - Heure Normale du Pacifique
UTC / GMT Offset
-8:00 hours during Pacific Standard Time, currently in use.
-8:00 hours during Heure Normale du Pacifique.
-8:00 hours during Heure Normale du Pacifique.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 0 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 0 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Ontario Facts
Country
USA
State
California
Alternative Names
ONT, Ontario, Ontehrio, an da e, antaryw kalyfrnya, awntaryw, ontalio, ontario, ontariyo, Онтарио, Онтаріо, Онтэрио, أونتاريو, انتاریو، کالیفرنیا, اونٹاریو،کیلیفورنیا, ओन्टारियो, オンタリオ, 安大略, 온타리오
Population
171,214
Currency
Dollar (USD)
Geographic Coordinates
34° 03' N Latitude / 117° 39' W Longitude
International Dialing Code
+1
Ulaanbaatar Summer Time
Offset: ULAST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
ULAST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +09 - basic short
- +0900 - basic
- +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- India - Military abbreviation for ULAST
- I - short form of 'India'
Time zones with the GMT +9 offset:
- AWDT - Australian Western Daylight Time
- CHOST - Choibalsan Summer Time
- I - India Time Zone
- IRKST - Irkutsk Summer Time
- JST - Japan Standard Time
- KST - Korea Standard Time
- PWT - Palau Time
- TLT - East Timor Time
- ULAST - Ulaanbaatar Summer Time
- WIT - Eastern Indonesian Time
- YAKT - Yakutsk Time