Bangkok to Castle Rock time converter

Castle Rock is 13 hours behind Bangkok. When it is 9:00 AM in Bangkok, it is 8:00 PM (Mon, Oct 19) in Castle Rock.

Bangkok ICT

Tuesday, October 20, 2026

Castle Rock MDT

Tuesday, October 20, 2026

Bangkok
Thailand
Tue, Oct 20
ICTUTC+7
Castle Rock
Colorado, United States
Tue, Oct 20
MDTUTC-6-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Bangkok to Castle Rock conversion table

Every hour of today in Bangkok and the matching time in Castle Rock. Light rows are typical working hours (9:00–18:00).

BangkokCastle Rock
12:00 AM11:00 AM−1 day
1:00 AM12:00 PM−1 day
2:00 AM1:00 PM−1 day
3:00 AM2:00 PM−1 day
4:00 AM3:00 PM−1 day
5:00 AM4:00 PM−1 day
6:00 AM5:00 PM−1 day
7:00 AM6:00 PM−1 day
8:00 AM7:00 PM−1 day
9:00 AM8:00 PM−1 day
10:00 AM9:00 PM−1 day
11:00 AM10:00 PM−1 day
12:00 PM11:00 PM−1 day
1:00 PM12:00 AM
2:00 PM1:00 AM
3:00 PM2:00 AM
4:00 PM3:00 AM
5:00 PM4:00 AM
6:00 PM5:00 AM
7:00 PM6:00 AM
8:00 PM7:00 AM
9:00 PM8:00 AM
10:00 PM9:00 AM
11:00 PM10:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Bangkok (8:00 PM – 10:00 PM in Castle Rock): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Bangkok and Castle Rock switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 20, 2027: -13h

Distance

Bangkok and Castle Rock are 13,549 km (8,419 miles) apart in a straight line.

More conversions

Castle Rock to BangkokBangkok to New YorkBangkok to LondonBangkok to Los AngelesBangkok to ChicagoBangkok to TorontoBangkok to São PauloBangkok to ParisBangkok to BerlinBangkok to MoscowBangkok to DubaiBangkok to New DelhiBangkok to Singapore
New York to Castle RockLondon to Castle RockLos Angeles to Castle RockChicago to Castle RockToronto to Castle RockSão Paulo to Castle RockParis to Castle RockBerlin to Castle RockMoscow to Castle RockDubai to Castle RockNew Delhi to Castle RockSingapore to Castle Rock

Questions and answers

What is the time difference between Bangkok and Castle Rock?

Castle Rock is 13 hours behind Bangkok.

What time is it in Castle Rock when it is 9 AM in Bangkok?

When it is 9:00 AM in Bangkok, it is 8:00 PM (Mon, Oct 19) in Castle Rock.

When is the best time to call Castle Rock from Bangkok?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Bangkok (8:00 PM – 10:00 PM in Castle Rock): working hours on one side, early or late on the other.

Does the time difference between Bangkok and Castle Rock change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.