TimezoneToolbox

MST to CST converter

CST is 1 h ahead of MST all year.

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MST to CST table

For 2 July 2026, when CST is 1 h ahead of MST. Other dates: see the table on the right.

MSTCST24-hour
12:00 AM1:00 AM 0:00 → 1:00
1:00 AM2:00 AM 1:00 → 2:00
2:00 AM3:00 AM 2:00 → 3:00
3:00 AM4:00 AM 3:00 → 4:00
4:00 AM5:00 AM 4:00 → 5:00
5:00 AM6:00 AM 5:00 → 6:00
6:00 AM7:00 AM 6:00 → 7:00
7:00 AM8:00 AM 7:00 → 8:00
8:00 AM9:00 AM 8:00 → 9:00
9:00 AM10:00 AM 9:00 → 10:00
10:00 AM11:00 AM 10:00 → 11:00
11:00 AM12:00 PM 11:00 → 12:00
12:00 PM1:00 PM 12:00 → 13:00
1:00 PM2:00 PM 13:00 → 14:00
2:00 PM3:00 PM 14:00 → 15:00
3:00 PM4:00 PM 15:00 → 16:00
4:00 PM5:00 PM 16:00 → 17:00
5:00 PM6:00 PM 17:00 → 18:00
6:00 PM7:00 PM 18:00 → 19:00
7:00 PM8:00 PM 19:00 → 20:00
8:00 PM9:00 PM 20:00 → 21:00
9:00 PM10:00 PM 21:00 → 22:00
10:00 PM11:00 PM 22:00 → 23:00
11:00 PM12:00 AM next day23:00 → 0:00

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)CST vs MST
1 January 202631 December 20261 h ahead of
2027: from (UTC)until (UTC)CST vs MST
1 January 202714 March 20271 h ahead of
14 March 202714 March 20272 h ahead of
14 March 20277 November 20271 h ahead of
7 November 20277 November 2027the same time as
7 November 202731 December 20271 h ahead of

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.

CST: Central Time · CST time now
CST is also used for China Standard Time (UTC+8) and Cuba Standard Time. This page means US Central Time (America/Chicago), which switches to CDT (UTC−5) in summer.

Related converters

Questions

What is the time difference between MST and CST?

CST is 1 h ahead of MST all year.

What is 9 am MST in CST?

9:00 am MST is 10:00 AM CST, on dates when the usual difference applies. Use the converter above for any specific date.

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.

Which CST does this page use?

CST is also used for China Standard Time (UTC+8) and Cuba Standard Time. This page means US Central Time (America/Chicago), which switches to CDT (UTC−5) in summer.