🇸🇬 Singapore ↔ 🇺🇸 Washington D.C.

Singapore is usually 12 hours ahead of Washington D.C.. Washington D.C. observes daylight saving time and Singapore does not, so the difference shifts by an hour around the changeovers.

Sunrise 7:02 AMSunset 7:14 PM(local)

Sunrise 5:45 AMSunset 8:38 PM(local)

Washington D.C.: daylight saving timeNow UTC-4 EDT. Next change: November 1, 2026 — clocks go back 1 hour.
SingaporeUTC+8
Washington D.C.UTC-4EDT

🇸🇬 Singapore

Dialing code+65
Population5,638,700
Coordinates1.29°N, 103.85°E
Elevation23 m

🇺🇸 Washington D.C.

Dialing code+1
Population689,545
Coordinates38.90°N, 77.04°W
Elevation7 m

No comfortable common working hours — these cities barely overlap.

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between Singapore and Washington D.C.?
Singapore is 12 hours ahead of Washington D.C.. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between Singapore and Washington D.C.?
There is no hour when standard working hours (9:00–18:00) overlap in both Singapore and Washington D.C., so any call falls outside business hours for at least one side.
Why does the time difference between Singapore and Washington D.C. change?
Because at least one of Singapore and Washington D.C. observes daylight saving time, the difference shifts by an hour when one city changes its clocks and the other has not yet (or does not).