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Convert Mountain Time to Coordinated Universal Time (UTC)

MST · UTC−6 → UTC · UTC+0

MST is 6 hours behind UTC

Denver · MDT

Tuesday, 8 September 2026

· UTC

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
DenverMDT · -06:00
0003060912151821
UTC · +00:00
0609121518210003

Shared working hours: 09:00–12:00 in Denver is 15:00–18:00 in .

Working (09–18) Awake, off the clock Asleep (23–07)

Pick a time and share it

01:07 Tue 8 Sep Denver = 07:07 Tue 8 Sep

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Hour-by-hour conversion

Denver (MST) (UTC)
00:0006:00
01:0007:00Now
02:0008:00
03:0009:00
04:0010:00
05:0011:00
06:0012:00
07:0013:00
08:0014:00
09:0015:00Both at work
10:0016:00Both at work
11:0017:00Both at work
12:0018:00
13:0019:00
14:0020:00
15:0021:00
16:0022:00
17:0023:00
18:0000:00next day
19:0001:00next day
20:0002:00next day
21:0003:00next day
22:0004:00next day
23:0005:00next day

About this conversion

MST here means Mountain Time, represented by Denver (America/Denver), currently UTC−6. UTC means Coordinated Universal Time (UTC), represented by (UTC), currently UTC+0.

MST is used by 4 zones, including United States. If you meant a different one, see every meaning of MST.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in Denver; day boundaries are marked where the date differs.

Quick answers

  • 09:00 MST is 15:00 UTC
  • 12:00 MST is 18:00 UTC
  • 15:00 MST is 21:00 UTC
  • 18:00 MST is 00:00 UTC

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