Orinda to HST Time Converter
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Quick answers
Selected conversion
5:00 am05:00 PDT (UTC-7), Oct 26, 2026 = 2:00 am02:00 HST (UTC-10), Oct 26, 2026
Orinda is 3 hours ahead of HST.
How the time difference changes
For most of the year, Orinda is 3 hours ahead of HST. From Nov 1, 2026 to Mar 14, 2027, Orinda is 2 hours ahead of HST.
For most of the year, working hours of 9:00 am to 6:00 pm in Orinda correspond to 6:00 am to 3:00 pm in HST. At other times of the year, working hours of 9:00 am to 6:00 pm in Orinda correspond to 7:00 am to 4:00 pm in HST.For most of the year, working hours of 09:00 to 18:00 in Orinda correspond to 06:00 to 15:00 in HST. At other times of the year, working hours of 09:00 to 18:00 in Orinda correspond to 07:00 to 16:00 in HST.
Compare Orinda time with HST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
PDT (Pacific Daylight Time) is 3 hours ahead of Hawaii Standard Time.
5:00 am05:00 in Orinda, CA, USA is 2:00 am02:00 in HST
Orinda to HST call time
Best time for a conference call or a meeting is between 12pm-6pm12:00-18:00 in Orinda which corresponds to 9am-3pm09:00-15:00 in HST
5:00 am05:00 PDT (Pacific Daylight Time) (Orinda, CA, USA). Offset UTC -7:00 hours
2:00 am02:00 Hawaii Standard Time (HST). Offset UTC -10:00 hours
5:00 am05:00 Orinda, CA, USA / 2:00 am02:00 HST
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Orinda Time Zone and Facts
Time Zone
PST – Pacific Standard Time, UTC-8 (standard time)
Orinda Facts
Hawaii Standard Time
Offset: HST is 10 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: United States
Principal Cities: The largest city in the HST time zone is Honolulu in the United States, with about 350,964 people. Other major cities in this time zone include Pearl City, Hilo, Kailua, Waipahu.
Daylight Saving: Some places on Hawaii Standard Time (HST) keep the same time all year, while others use HST for only part of the year and change their clocks for daylight saving time; see upcoming clock changes worldwide.
Today the lighter areas are on UTC−9 (HDT).
HST representations, usage and related time zones
- -10 - basic short
- -1000 - basic
- -10:00 - extended
- -1000 - sign character (-) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the west of the zero meridian.
- Whiskey - Military abbreviation for HST
- W - short form of 'Whiskey'
- America/Adak
- America/Atka
- HST
- Pacific/Honolulu
- Pacific/Johnston
- US/Aleutian
- US/Hawaii
- HAST - Hawaii-Aleutian Standard Time
- CKT - Cook Island Time
- HST - Hawaii Standard Time
- TAHT - Tahiti Time
- W - Whiskey Time Zone