Singapore to Oak Forest time converter

Oak Forest is 13 hours behind Singapore. When it is 9:00 AM in Singapore, it is 8:00 PM (Mon, Oct 19) in Oak Forest.

Singapore SGT

Tuesday, October 20, 2026

Oak Forest CDT

Monday, October 19, 2026

Singapore
Tue, Oct 20
SGTUTC+8
Oak Forest
Illinois, United States
Mon, Oct 19
CDTUTC-5-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Singapore to Oak Forest conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Singapore (8:00 PM – 10:00 PM in Oak Forest): 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 Oak Forest switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 20, 2027: -13h

More conversions

Oak Forest 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 Oak ForestLondon to Oak ForestLos Angeles to Oak ForestChicago to Oak ForestToronto to Oak ForestSão Paulo to Oak ForestParis to Oak ForestBerlin to Oak ForestMoscow to Oak ForestDubai to Oak ForestNew Delhi to Oak ForestBangkok to Oak Forest

Questions and answers

What is the time difference between Singapore and Oak Forest?

Oak Forest is 13 hours behind Singapore.

What time is it in Oak Forest when it is 9 AM in Singapore?

When it is 9:00 AM in Singapore, it is 8:00 PM (Mon, Oct 19) in Oak Forest.

When is the best time to call Oak Forest from Singapore?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Singapore (8:00 PM – 10:00 PM in Oak Forest): working hours on one side, early or late on the other.

Does the time difference between Singapore and Oak Forest change?

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