Silli in numbers
- Coordinates
- 35.4628, 129.2490
- Region
- Ulsan
- Country
- South Korea, Asia
- Capital
- Seoul — 310 km away
- Same name
- 32 more places in the world share this name
The clock for Silli, Ulsan, South Korea is kept here in the Asia/Seoul time zone (+9).
Silli, South Korea
Saturday, 7 November 2026
UTC+9 · Asia/Seoul
Local time in Silli
UTC+9 · no daylight saving time
Local time in Silli, Ulsan.
Sunrise 6:51 AM Solar noon 12:08 PM Sunset 5:25 PM Daylight 10 h 34 min Night 13 h 26 min Civil twilight 6:24 AM – 5:51 PM
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Local clocks in Silli follow the Asia/Seoul zone, UTC+9. Do they shift for daylight saving? No.
In Silli, first light arrives at 6:51 AM and the sun goes down at 5:25 PM. The day holds 10 h 34 min of light.
If you are looking near Silli, both Junggwang and Yangdong keep the same time.
Postal codes tied to Silli number 12.