Paris to Castle Rock time converter

Castle Rock is 8 hours behind Paris. When it is 9:00 AM in Paris, it is 1:00 AM in Castle Rock.

Paris CEST

Monday, October 19, 2026

Castle Rock MDT

Sunday, October 18, 2026

Paris
France
Mon, Oct 19
CESTUTC+2
Castle Rock
Colorado, United States
Sun, Oct 18
MDTUTC-6-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Paris to Castle Rock conversion table

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

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

Best time to call or meet

Both sides are at work from 5:00 PM – 6:00 PM in Paris (9:00 AM – 10:00 AM in Castle Rock).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Nov 1, 2026: -7h
  • Nov 1, 2026 – Mar 14, 2027: -8h
  • Mar 14, 2027 – Mar 28, 2027: -7h
  • Mar 28, 2027 – Oct 19, 2027: -8h

Distance

Paris and Castle Rock are 7,884 km (4,899 miles) apart in a straight line.

More conversions

Castle Rock to ParisParis to New YorkParis to LondonParis to Los AngelesParis to ChicagoParis to TorontoParis to São PauloParis to BerlinParis to MoscowParis to DubaiParis to New DelhiParis to BangkokParis to Singapore
New York to Castle RockLondon to Castle RockLos Angeles to Castle RockChicago to Castle RockToronto to Castle RockSão Paulo to Castle RockBerlin to Castle RockMoscow to Castle RockDubai to Castle RockNew Delhi to Castle RockBangkok to Castle RockSingapore to Castle Rock

Questions and answers

What is the time difference between Paris and Castle Rock?

Castle Rock is 8 hours behind Paris.

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

When it is 9:00 AM in Paris, it is 1:00 AM in Castle Rock.

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

Both sides are at work from 5:00 PM – 6:00 PM in Paris (9:00 AM – 10:00 AM in Castle Rock).

Does the time difference between Paris 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.