TimezoneToolbox

UTC to MST converter

MST is usually 6 h behind UTC. It is 7 h behind UTC 1 Jan–8 Mar and 1 Nov–31 Dec 2026, because of daylight saving time.

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UTC to MST table

For 5 July 2026, when MST is 6 h behind UTC. Other dates: see the table on the right.

UTCMST24-hour
12:00 AM6:00 PM prev. day0:00 → 18:00
1:00 AM7:00 PM prev. day1:00 → 19:00
2:00 AM8:00 PM prev. day2:00 → 20:00
3:00 AM9:00 PM prev. day3:00 → 21:00
4:00 AM10:00 PM prev. day4:00 → 22:00
5:00 AM11:00 PM prev. day5:00 → 23:00
6:00 AM12:00 AM 6:00 → 0:00
7:00 AM1:00 AM 7:00 → 1:00
8:00 AM2:00 AM 8:00 → 2:00
9:00 AM3:00 AM 9:00 → 3:00
10:00 AM4:00 AM 10:00 → 4:00
11:00 AM5:00 AM 11:00 → 5:00
12:00 PM6:00 AM 12:00 → 6:00
1:00 PM7:00 AM 13:00 → 7:00
2:00 PM8:00 AM 14:00 → 8:00
3:00 PM9:00 AM 15:00 → 9:00
4:00 PM10:00 AM 16:00 → 10:00
5:00 PM11:00 AM 17:00 → 11:00
6:00 PM12:00 PM 18:00 → 12:00
7:00 PM1:00 PM 19:00 → 13:00
8:00 PM2:00 PM 20:00 → 14:00
9:00 PM3:00 PM 21:00 → 15:00
10:00 PM4:00 PM 22:00 → 16:00
11:00 PM5:00 PM 23:00 → 17:00

When the difference changes

Computed from the IANA tz database (release 2026c). Governments can change these rules; the live converter uses your browser’s own copy of the database.

2026: from (UTC)until (UTC)MST vs UTC
1 January 20268 March 20267 h behind
8 March 20261 November 20266 h behind
1 November 202631 December 20267 h behind
2027: from (UTC)until (UTC)MST vs UTC
1 January 202714 March 20277 h behind
14 March 20277 November 20276 h behind
7 November 202731 December 20277 h behind

UTC: Coordinated Universal Time · UTC time now
the world time standard

MST: Mountain Time · MST time now
Arizona (America/Phoenix) stays on MST all year, so for part of the year it matches Pacific Time instead of Denver.

Related converters

Questions

What is the time difference between UTC and MST?

MST is usually 6 h behind UTC. It is 7 h behind UTC 1 Jan–8 Mar and 1 Nov–31 Dec 2026, because of daylight saving time.

What is 9 am UTC in MST?

9:00 am UTC is 3:00 AM MST, on dates when the usual difference applies. Use the converter above for any specific date.

Which UTC does this page use?

Coordinated Universal Time, the clock time in the world time standard (IANA zone Etc/UTC).

Which MST does this page use?

Arizona (America/Phoenix) stays on MST all year, so for part of the year it matches Pacific Time instead of Denver.