Santa Rosa to Singapore time converter

Singapore is 15 hours ahead of Santa Rosa. When it is 9:00 AM in Santa Rosa, it is 12:00 AM (Thu, Oct 22) in Singapore.

Santa Rosa PDT

Wednesday, October 21, 2026

Singapore SGT

Thursday, October 22, 2026

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

Santa Rosa to Singapore conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: +15h
  • Nov 1, 2026 – Mar 14, 2027: +16h
  • Mar 14, 2027 – Oct 21, 2027: +15h

More conversions

Singapore to Santa RosaSanta Rosa to New YorkSanta Rosa to LondonSanta Rosa to Los AngelesSanta Rosa to ChicagoSanta Rosa to TorontoSanta Rosa to São PauloSanta Rosa to ParisSanta Rosa to BerlinSanta Rosa to MoscowSanta Rosa to DubaiSanta Rosa to New DelhiSanta Rosa to Bangkok
New York to SingaporeLondon to SingaporeLos Angeles to SingaporeChicago to SingaporeToronto to SingaporeSão Paulo to SingaporeParis to SingaporeBerlin to SingaporeMoscow to SingaporeDubai to SingaporeNew Delhi to SingaporeBangkok to Singapore

Questions and answers

What is the time difference between Santa Rosa and Singapore?

Singapore is 15 hours ahead of Santa Rosa.

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

When it is 9:00 AM in Santa Rosa, it is 12:00 AM (Thu, Oct 22) in Singapore.

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

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

Does the time difference between Santa Rosa and Singapore change?

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