What time is it in Siwān, Bihar, India
This page shows what the clocks read right now in Siwān, Bihar, India, in the Asia/Kolkata zone (+5:30).
Siwān, India
Saturday, 5 September 2026
UTC+5:30 · Asia/Kolkata
Local time in Siwān
UTC+5:30 · no daylight saving time
Siwān keeps Asia/Kolkata time.
The sun today
Sunrise 5:38 AM Solar noon 11:55 AM Sunset 6:12 PM Daylight 12 h 34 min Night 11 h 26 min Civil twilight 5:15 AM – 6:35 PM
Weather in Siwān right now
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Weather data by Open-Meteo, updated every 30 minutes.
Siwān and its neighbours
Postal codes
- 136033 Siwan
- 229126 Siwan
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.
Largest cities in Bihar
- Patna 1 684 297
- Gaya 474 093
- Bhāgalpur 400 146
- Muzaffarpur 354 462
- Bihar Sharif 297 268
- Darbhanga 296 039
Other places named Siwān
- Siwan Bihar, India
- Sīwān Badghis, Afghanistan
- Siwan Zhejiang, China
- Siwan Henan, China
- Siwan Taiwan, Taiwan
Same time zone — Asia/Kolkata
Nearby places
- Karghar — 4.2 km
- Kochas — 9.3 km
- Parsathua — 10.9 km
- Kuchhila — 12.7 km
- Barka Katra — 13.7 km
- Chitaon — 14.0 km
Time and daylight in Siwān
Siwān adheres to Asia/Kolkata, a UTC+5:30 offset. Daylight saving time observed: No.
Sunrise in Siwān is at 5:38 AM today, and sunset comes at 6:12 PM. Daylight lasts 12 h 34 min.
Dihra and Balīgāwān sit close to Siwān and run on the same clock.
Siwān spans 2 postal codes.
Questions and answers
- Where does Siwān fall in terms of time zones?
- In terms of time zones, Siwān falls within Asia/Kolkata, with an offset of +5:30.
- Are clocks put forward for daylight saving in Siwān?
- No.
- How early does the sun rise in Siwān?
- The first sunlight comes at 5:38 AM.