What time is it in Kasthan, Bihar, India
This page shows the current local time in Kasthan, Bihar, India, in the Asia/Kolkata time zone (+5:30).
Kasthan, India
Saturday, 5 September 2026
UTC+5:30 · Asia/Kolkata
Local time in Kasthan
UTC+5:30 · no daylight saving time
Local time in Kasthan, Bihar.
The sun today
Sunrise 5:25 AM Solar noon 11:42 AM Sunset 6:00 PM Daylight 12 h 34 min Night 11 h 26 min Civil twilight 5:02 AM – 6:23 PM
Weather in Kasthan right now
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Weather data by Open-Meteo, updated every 30 minutes.
Kasthan and its neighbours
Postal codes
- 852101 Gamail — 4.4 km away
- 854317 Belaganj — 5.1 km away
- 854335 Nathpur — 5.3 km away
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
Same time zone — Asia/Kolkata
Nearby places
- Bihariganj — 1.3 km
- Shahpur Chaumukhi — 9.1 km
- Udakishunganj — 9.2 km
- Tikar — 9.8 km
- Rakia — 10.8 km
- Bandha Rahi — 10.9 km
About the time in Kasthan
Kasthan carries the Asia/Kolkata zone, offset UTC+5:30. Whether daylight saving time is applied: No.
Today Kasthan sees sunrise at 5:25 AM, sunset at 6:00 PM. Daylight comes out to 12 h 34 min.
Neighbours of Kasthan such as Bihariganj and Bathnaha share its clock.
3 postal codes cover the territory of Kasthan.
Questions and answers
- What time zone is Kasthan in?
- Kasthan is in the Asia/Kolkata time zone, with an offset of +5:30.
- Do I need to account for daylight saving time in Kasthan?
- Daylight saving time in Kasthan: No.
- How do I know when the sun sets in Kasthan?
- Sunset there is at 6:00 PM.