🇮🇳 New Delhi ↔ 🇺🇸 Philadelphia
New Delhi is usually 9 hours 30 min ahead of Philadelphia. Philadelphia observes daylight saving time and New Delhi does not, so the difference shifts by an hour around the changeovers.
Sunrise 5:25 AMSunset 7:23 PM(local)
Sunrise 5:34 AMSunset 8:34 PM(local)
🇮🇳 New Delhi
Dialing code+91
Population317,797
Coordinates28.62°N, 77.21°E
Elevation211 m
🇺🇸 Philadelphia
Dialing code+1
Population1,573,916
Coordinates39.95°N, 75.16°W
Elevation12 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 New Delhi and Philadelphia?
- New Delhi is 9 hours 30 min ahead of Philadelphia. 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 New Delhi and Philadelphia?
- There is no hour when standard working hours (9:00–18:00) overlap in both New Delhi and Philadelphia, so any call falls outside business hours for at least one side.
- Why does the time difference between New Delhi and Philadelphia change?
- Because at least one of New Delhi and Philadelphia 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).