When it's 9:00 am in Los Angeles, it's 10:00 am in Denver. Your 9-to-5 working days overlap for 7 hours, so there's room for a meeting most days.
Convert Pacific Standard Time (PST) to Mountain Standard Time (MST) for any date and time.
Mountain Time is 1 hour ahead of Pacific Time all year.
Right now the West Coast is on PST (UTC−8) and Mountain Time is on MST (UTC−7). Both switch to daylight saving time on 14 March 2027.
9:00 am to 5:00 pm PST is 10:00 am to 6:00 pm MST.
Pacific TimeReference
US & Canada
Tue, Nov 3
Mountain Time
US & Canada; Arizona stays on MST
Tue, Nov 3
Best time to meet 9:00 AM–4:00 PM in Pacific Time on Tue, Nov 3, when everyone is inside working hours.
Book a meeting in this windowWorking hours: 9:00 AM–5:00 PM, Monday to FridayEveryone at work
Every hour of the day in PST, converted to MST. Hatched cells are working hours (9:00 am to 5:00 pm); rows with the accent bar are working hours in both zones.
| PST | MST |
|---|---|
| 12:00 am PST | 1:00 am MST |
| 1:00 am PST | 2:00 am MST |
| 2:00 am PST | 3:00 am MST |
| 3:00 am PST | 4:00 am MST |
| 4:00 am PST | 5:00 am MST |
| 5:00 am PST | 6:00 am MST |
| 6:00 am PST | 7:00 am MST |
| 7:00 am PST | 8:00 am MST |
| 8:00 am PST | 9:00 am MST |
| 9:00 am PST | 10:00 am MST |
| 10:00 am PST | 11:00 am MST |
| 11:00 am PST | 12:00 pm MST |
| 12:00 pm PST | 1:00 pm MST |
| 1:00 pm PST | 2:00 pm MST |
| 2:00 pm PST | 3:00 pm MST |
| 3:00 pm PST | 4:00 pm MST |
| 4:00 pm PST | 5:00 pm MST |
| 5:00 pm PST | 6:00 pm MST |
| 6:00 pm PST | 7:00 pm MST |
| 7:00 pm PST | 8:00 pm MST |
| 8:00 pm PST | 9:00 pm MST |
| 9:00 pm PST | 10:00 pm MST |
| 10:00 pm PST | 11:00 pm MST |
| 11:00 pm PST | 12:00 am MST(next day) |
Your working hours overlap for 7 hours, from 9:00 am PST (10:00 am MST) to 4:00 pm PST (5:00 pm MST). That's the best window for a meeting.
Pacific Standard Time is UTC−8. PST is also used for Philippine Standard Time (UTC+8) and sometimes for Pakistan Standard Time (UTC+5). This page converts US Pacific Time.
California, Washington, Oregon and Nevada, plus British Columbia in Canada and Baja California in Mexico. PT is the short form people use for the whole zone.
Mountain Standard Time is UTC−7. MST is also used for Malaysia Standard Time (UTC+8). This page converts US Mountain Time.
Colorado, Utah, New Mexico, Wyoming, Montana and southern Idaho, plus Alberta in Canada. Most of Arizona stays on MST all year (the Navajo Nation follows daylight saving time). MT is the short form for the whole zone.