Singapore to Santa Rosa time converter

Santa Rosa is 15 hours behind Singapore. When it is 9:00 AM in Singapore, it is 6:00 PM (Wed, Oct 21) in Santa Rosa.

Singapore SGT

Thursday, October 22, 2026

Santa Rosa PDT

Wednesday, October 21, 2026

Singapore
Thu, Oct 22
SGTUTC+8
Santa Rosa
California, United States
Wed, Oct 21
PDTUTC-7-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Singapore to Santa Rosa conversion table

Every hour of today in Singapore and the matching time in Santa Rosa. Light rows are typical working hours (9:00–18:00).

SingaporeSanta Rosa
12:00 AM9:00 AM−1 day
1:00 AM10:00 AM−1 day
2:00 AM11:00 AM−1 day
3:00 AM12:00 PM−1 day
4:00 AM1:00 PM−1 day
5:00 AM2:00 PM−1 day
6:00 AM3:00 PM−1 day
7:00 AM4:00 PM−1 day
8:00 AM5:00 PM−1 day
9:00 AM6:00 PM−1 day
10:00 AM7:00 PM−1 day
11:00 AM8:00 PM−1 day
12:00 PM9:00 PM−1 day
1:00 PM10:00 PM−1 day
2:00 PM11:00 PM−1 day
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Singapore (4:00 PM – 6:00 PM in Santa Rosa): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Singapore and Santa Rosa switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Oct 22, 2027: -15h

More conversions

Santa Rosa to SingaporeSingapore to New YorkSingapore to LondonSingapore to Los AngelesSingapore to ChicagoSingapore to TorontoSingapore to São PauloSingapore to ParisSingapore to BerlinSingapore to MoscowSingapore to DubaiSingapore to New DelhiSingapore to Bangkok
New York to Santa RosaLondon to Santa RosaLos Angeles to Santa RosaChicago to Santa RosaToronto to Santa RosaSão Paulo to Santa RosaParis to Santa RosaBerlin to Santa RosaMoscow to Santa RosaDubai to Santa RosaNew Delhi to Santa RosaBangkok to Santa Rosa

Questions and answers

What is the time difference between Singapore and Santa Rosa?

Santa Rosa is 15 hours behind Singapore.

What time is it in Santa Rosa when it is 9 AM in Singapore?

When it is 9:00 AM in Singapore, it is 6:00 PM (Wed, Oct 21) in Santa Rosa.

When is the best time to call Santa Rosa from Singapore?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Singapore (4:00 PM – 6:00 PM in Santa Rosa): working hours on one side, early or late on the other.

Does the time difference between Singapore and Santa Rosa change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.