Time in Ontario, United States of America | Ontario Now
Thursday, 22 October 2026
Time zone information for Ontario
UTC -7
Pacific Time (PT) , currently 14 hours behind Thành phố Hồ Chí Minh
▪Part of the year: UTC -8 / Pacific Standard Time (PST)
▪Time in Ontario is 15 hours behind Thành phố Hồ Chí Minh when on standard time, and 14 hours behind Thành phố Hồ Chí Minh when on daylight saving time.
▪The IANA time zone identifier for Ontario is
America/Los_Angeles.March8Sunday2026
Latest change: Daylight saving time started
- ▪Switched to UTC -7 / Pacific Daylight Time (PDT).
- ▪The time was set forward one hour from 02:00 to 03:00 local time.
November1Sunday2026
Next change: Standard time begins
- ▪Switch to UTC -8 / Pacific Standard Time (PST).
- ▪The time will be set backward one hour from 02:00 to 01:00 local time.
Sunrise, sunset, day length and solar time for Ontario
- ▪Sunrise: 07:01
- ▪Sunset: 18:07
- ▪Day length: 11h 6m
- ▪Solar noon: 12:34
- ▪Current time in Ontario is currently 34 minutes ahead of solar time.
Ontario on map
- ▪Location: California, United States of America
- ▪Latitude: 34,06. Longitude: -117,65
- ▪Population: 171,214
- ▪Elevation: 306 m
Time difference
from Ontario
Sun cycle
Sunrise 07:01
Solar noon 12:34Sunset 18:07
Time zone & DST
- IANA identifier
America/Los_Angeles- Abbreviation
- PDT
- UTC offset
- UTC-07:00
- Daylight saving
- In effect
- DST Ends
- 1 Nov 2026in 9 days, 15 hours
- Current Unix epoch
- 1792689729
Sun & astronomy
- Sunrise
- 07:01
- Sunset
- 18:07
- Solar noon
- 12:34
- Day length
- 11h 06m
- Night length
- 12h 53m
- Civil twilight
- 06:36 – 18:33
Geography & country
- Country
- United States of America
- Region / State
- California
- Coordinates
- 34.063°, -117.651°
- Elevation
- 306 m
- Population
- 171,214
Nearby places
Compare Ontario with other time zones
Find the perfect meeting time or see what time it is across world capitals.