PST to MST: Pacific Time to Mountain Time

1 hour ahead of PST

MST compared with PST, right now. Swap: MST to PST ⇄

Find a time that works in both places

Hour comparison appears when this page finishes loading.

PST to MST conversion table

For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.

PSTMST
12:00 AM1:00 AM
1:00 AM2:00 AM
2:00 AM3:00 AM
3:00 AM4:00 AM
4:00 AM5:00 AM
5:00 AM6:00 AM
6:00 AM7:00 AM
7:00 AM8:00 AM
8:00 AM9:00 AM
9:00 AM10:00 AM
10:00 AM11:00 AM
11:00 AM12:00 PM
12:00 PM1:00 PM
1:00 PM2:00 PM
2:00 PM3:00 PM
3:00 PM4:00 PM
4:00 PM5:00 PM
5:00 PM6:00 PM
6:00 PM7:00 PM
7:00 PM8:00 PM
8:00 PM9:00 PM
9:00 PM10:00 PM
10:00 PM11:00 PM
11:00 PM12:00 AM (next day)

About these time zones

PST: Pacific Standard Time

Pacific Time (PST/PDT). Los Angeles, San Francisco, Seattle, Portland, Las Vegas and Vancouver. PST is UTC−8; in summer the region uses PDT, UTC−7.

Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−8 → UTC−7).

MST: Mountain Standard Time

Mountain Time (MST/MDT). Denver, Salt Lake City, Albuquerque, Boise and Calgary. MST is UTC−7; in summer most of the region uses MDT, UTC−6. Most of Arizona stays on MST all year.

Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6).

Questions about PST and MST time

What is the time difference between PST and MST?

The current difference is shown at the top of this page. PST uses Pacific Standard Time (PST, UTC−8) as standard time and Pacific Daylight Time (PDT, UTC−7) during daylight saving time; MST uses Mountain Standard Time (MST, UTC−7) as standard time and Mountain Daylight Time (MDT, UTC−6) during daylight saving time. The difference can change if only one side observes daylight saving time or if their clocks change on different dates. Choose your meeting date in the converter to check the applicable offset.

When it is 9:00 AM in PST, what time is it in MST?

On Tuesday, November 3, 2026, 9:00 AM in PST was 10:00 AM in MST. The conversion table above shows today’s values.

Do the clocks change in PST or MST?

PST: Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−8 → UTC−7). MST: Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6).

Is PST the same as PDT?

PST is the standard-time name and PDT the daylight-saving name for Pacific Time. People often say PST all year; this converter uses the time actually in effect on the date you choose.

Convert any date, time and city · Meeting planner for three or more places

What would you like to work out?