Convert Central Time (CST) to Mountain Time (MST). MST is 1 hour behind CST all year. Updated for the 2026 time zone changes and current daylight saving rules.
Need a city instead? Use the time zone converter.
| CST | MST |
|---|---|
| 12:00 AM | 11:00 PM (prev. day) |
| 1:00 AM | 12:00 AM |
| 2:00 AM | 1:00 AM |
| 3:00 AM | 2:00 AM |
| 4:00 AM | 3:00 AM |
| 5:00 AM | 4:00 AM |
| 6:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM |
| 8:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM |
| 12:00 PM | 11:00 AM |
| 1:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM |
| 4:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM |
| 11:00 PM | 10:00 PM |
This uses Central Time as in Chicago. Saskatchewan uses CST (UTC−6) all year. Manitoba stopped changing its clocks on Nov 1, 2026 and stays at UTC−5, so in winter Winnipeg is an hour ahead of Chicago.
This uses Mountain Time as in Denver, which changes clocks. Arizona stays on MST (UTC−7) all year. Alberta no longer uses MST at all: since Nov 1, 2026 it stays at UTC−6, so in winter Calgary is an hour ahead of Denver. Yukon, Creston and BC’s Peace River region are at UTC−7 all year.
MST is 1 hour behind CST all year.
9:00 AM CST is 8:00 AM MST.
12:00 PM CST is 11:00 AM MST.
5:00 PM CST is 4:00 PM MST.
CST is often used loosely for Central Time all year. Strictly, CST is the winter time and CDT is the summer time, from the second Sunday in March to the first Sunday in November. The converter above shows the right one for the date you pick.
This uses Central Time as in Chicago. Saskatchewan uses CST (UTC−6) all year. Manitoba stopped changing its clocks on Nov 1, 2026 and stays at UTC−5, so in winter Winnipeg is an hour ahead of Chicago.
This uses Mountain Time as in Denver, which changes clocks. Arizona stays on MST (UTC−7) all year. Alberta no longer uses MST at all: since Nov 1, 2026 it stays at UTC−6, so in winter Calgary is an hour ahead of Denver. Yukon, Creston and BC’s Peace River region are at UTC−7 all year.