America/Boise is an IANA time zone used in United States. It is on standard time now, UTC−7 (MST), until Sunday, March 14, 2027.
America/Boise at a glance
| UTC offset now | UTC−7 |
|---|---|
| Standard time | UTC−7 (MST) |
| Daylight saving time | UTC−6 (MDT) |
| Abbreviations | MST, MDT |
| Used in | United States |
| Next clock change | Sunday, March 14, 2027 |
How America/Boise keeps time
America/Boise switches between two offsets: UTC−7 (MST) for standard time and UTC−6 (MDT) for daylight saving time. Below are the last changes and the ones scheduled next.
Recent and upcoming changes in America/Boise
| Date | Change | New offset |
|---|---|---|
| Sunday, March 9, 2025 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 2, 2025 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
| Sunday, March 8, 2026 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 1, 2026 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
| Sunday, March 14, 2027 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 7, 2027 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
| Sunday, March 12, 2028 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 5, 2028 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
Countries and cities on America/Boise
America/Boise is used in United States. These are the largest cities in our list that follow it.
America/Boise compared with other time zones
Differences change during the year when one side moves to or from daylight saving time, so the table shows January and July separately.
| City | Time now | Difference now | In January | In July |
|---|---|---|---|---|
| New York (United States) | --:-- | 2 h ahead | 2 h ahead | 2 h ahead |
| Los Angeles (United States) | --:-- | 1 h behind | 1 h behind | 1 h behind |
| London (United Kingdom) | --:-- | 7 h ahead | 7 h ahead | 7 h ahead |
| Paris (France) | --:-- | 8 h ahead | 8 h ahead | 8 h ahead |
| Dubai (United Arab Emirates) | --:-- | 11 h ahead | 11 h ahead | 10 h ahead |
| Mumbai (India) | --:-- | 12 h 30 min ahead | 12 h 30 min ahead | 11 h 30 min ahead |
| Singapore | --:-- | 15 h ahead | 15 h ahead | 14 h ahead |
| Tokyo (Japan) | --:-- | 16 h ahead | 16 h ahead | 15 h ahead |
| Sydney (Australia) | --:-- | 18 h ahead | 18 h ahead | 16 h ahead |
| UTC | --:-- | 7 h ahead | 7 h ahead | 6 h ahead |
Other zones on UTC−7 right now
These IANA zones show the same time as America/Boise today. Their clock-change rules may differ.
- America/Ciudad_Juarez
- America/Denver
- America/Hermosillo
- America/Mazatlan
- America/Phoenix
- America/Vancouver
- America/Cambridge_Bay
- America/Dawson_Creek
- America/Fort_Nelson
- America/Whitehorse
- America/Dawson
Using America/Boise in software
Use the zone name America/Boise rather than an abbreviation or a fixed offset. Abbreviations can mean several zones, and offsets ignore future clock changes.
Show the current time in America/Boise:
// JavaScript
new Intl.DateTimeFormat('en-GB', { timeZone: 'America/Boise', timeStyle: 'long' }).format(new Date());
# Python
from datetime import datetime
from zoneinfo import ZoneInfo
datetime.now(ZoneInfo('America/Boise'))
// PHP
(new DateTime('now', new DateTimeZone('America/Boise')))->format('c');
# Shell
TZ=America/Boise date
Plan around the time in America/Boise
- Convert a time to or from America/Boise: pick a date and time and see it in every city on your list.
- Add Boise to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in America/Boise and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What is the UTC offset of America/Boise?
UTC−7 in standard time and UTC−6 during daylight saving time. Right now it is UTC−7.
When does America/Boise change clocks next?
The next change is on Sunday, March 14, 2027 at 2:00 AM local time. The change after that is on Sunday, November 7, 2027.
What abbreviation does America/Boise use?
MST in standard time and MDT during daylight saving time. Abbreviations are not unique, so use the zone name America/Boise in software.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.