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Time difference between Colorado and London

World time board
Colorado · United StatesUTC-06:00
08:27 AM
FRI 02.10.2026
Now 08:27 AM|Live
COLORADOUTC-06:00United States
08:27 AMFri 02.10
THU 01.10FRI 02.10SAT 03.10SUN 04.10
LONDONUTC+01:00United Kingdom
03:27 PMFri 02.10
THU 01.10FRI 02.10SAT 03.10SUN 04.10
OverlapLongest shared window · 2h
Drag or scroll · click an hour · ◀ ▶ by hour · 3 days of range
Work–
daydawn / dusknight
Time difference
Colorado is 7 hours behind
Changes with DST
Yes
Day difference
Same day
Typical workday overlap (9am–6pm)
2 hours
ColoradoLondon
00:0007:00
01:0008:00
02:0009:00
03:0010:00
04:0011:00
05:0012:00
06:0013:00
07:0014:00
08:0015:00
09:0016:00
10:0017:00
11:0018:00
12:0019:00
13:0020:00
14:0021:00
15:0022:00
16:0023:00
17:0000:00+1
18:0001:00+1
19:0002:00+1
20:0003:00+1
21:0004:00+1
22:0005:00+1
23:0006:00+1

How the time difference changes over the next 12 months

PeriodDifference
until October 24, 2026Colorado is 7 hours behind
October 24, 2026 – November 1, 2026Colorado is 6 hours behind
November 1, 2026 – March 14, 2027Colorado is 7 hours behind
March 14, 2027 – March 27, 2027Colorado is 6 hours behind
from March 27, 2027Colorado is 7 hours behind

Both change their clocks, but on different dates, so for part of the year the difference is an hour off.

Working hours

With a 9:00 AM–6:00 PM working day in both places, the shared hours are 9:00 AM–11:00 AM in Colorado, which is 4:00 PM–6:00 PM in London (2 hours a day).

From 5:00 PM to midnight in Colorado, it is already the next day in London.

Frequently asked questions

What is the time difference between Colorado and London?
Colorado is 7 hours behind London. October 24, 2026 – November 1, 2026: Colorado is 6 hours behind London.
Does the time difference between Colorado and London change during the year?
Yes. Both change their clocks, but on different dates, so for part of the year the difference is an hour off. October 24, 2026 – November 1, 2026: Colorado is 6 hours behind London.

Colorado · London

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