時間変換器
Boston から Mountain Time への変換器
BostonからMountain Timeまでの時間を変換します — 15分ごとに、夏時間を考慮します。 Mountain Time → Boston 切り替える →
EDT (daylight saving time)
MDT (daylight saving time)
この変換について
BostonはUTC-5にあります; Mountain TimeはUTC-7にあります。 標準（冬）時間では、Mountain TimeはBostonから2時間遅れていますです。
Mountain Timeはsecond Sunday of March to first Sunday of Novemberの間、MDTで運用され、残りの期間はMSTで運用されます。
15分ごとに — Boston から Mountain Time まで
Mountain Timeの参照表、15分刻み。標準時間と夏時間の回答が異なる場合は両方表示されています。
- 12:00 AM10:00 PM(-1日)
- 12:15 AM10:15 PM(-1日)
- 12:30 AM10:30 PM(-1日)
- 12:45 AM10:45 PM(-1日)
- 1:00 AM11:00 PM(-1日)
- 1:15 AM11:15 PM(-1日)
- 1:30 AM11:30 PM(-1日)
- 1:45 AM11:45 PM(-1日)
- 2:00 AM12:00 AM
- 2:15 AM12:15 AM
- 2:30 AM12:30 AM
- 2:45 AM12:45 AM
- 3:00 AM1:00 AM
- 3:15 AM1:15 AM
- 3:30 AM1:30 AM
- 3:45 AM1:45 AM
- 4:00 AM2:00 AM
- 4:15 AM2:15 AM
- 4:30 AM2:30 AM
- 4:45 AM2:45 AM
- 5:00 AM3:00 AM
- 5:15 AM3:15 AM
- 5:30 AM3:30 AM
- 5:45 AM3:45 AM
- 6:00 AM4:00 AM
- 6:15 AM4:15 AM
- 6:30 AM4:30 AM
- 6:45 AM4:45 AM
- 7:00 AM5:00 AM
- 7:15 AM5:15 AM
- 7:30 AM5:30 AM
- 7:45 AM5:45 AM
- 8:00 AM6:00 AM
- 8:15 AM6:15 AM
- 8:30 AM6:30 AM
- 8:45 AM6:45 AM
- 9:00 AM7:00 AM
- 9:15 AM7:15 AM
- 9:30 AM7:30 AM
- 9:45 AM7:45 AM
- 10:00 AM8:00 AM
- 10:15 AM8:15 AM
- 10:30 AM8:30 AM
- 10:45 AM8:45 AM
- 11:00 AM9:00 AM
- 11:15 AM9:15 AM
- 11:30 AM9:30 AM
- 11:45 AM9:45 AM
- 12:00 PM10:00 AM
- 12:15 PM10:15 AM
- 12:30 PM10:30 AM
- 12:45 PM10:45 AM
- 1:00 PM11:00 AM
- 1:15 PM11:15 AM
- 1:30 PM11:30 AM
- 1:45 PM11:45 AM
- 2:00 PM12:00 PM
- 2:15 PM12:15 PM
- 2:30 PM12:30 PM
- 2:45 PM12:45 PM
- 3:00 PM1:00 PM
- 3:15 PM1:15 PM
- 3:30 PM1:30 PM
- 3:45 PM1:45 PM
- 4:00 PM2:00 PM
- 4:15 PM2:15 PM
- 4:30 PM2:30 PM
- 4:45 PM2:45 PM
- 5:00 PM3:00 PM
- 5:15 PM3:15 PM
- 5:30 PM3:30 PM
- 5:45 PM3:45 PM
- 6:00 PM4:00 PM
- 6:15 PM4:15 PM
- 6:30 PM4:30 PM
- 6:45 PM4:45 PM
- 7:00 PM5:00 PM
- 7:15 PM5:15 PM
- 7:30 PM5:30 PM
- 7:45 PM5:45 PM
- 8:00 PM6:00 PM
- 8:15 PM6:15 PM
- 8:30 PM6:30 PM
- 8:45 PM6:45 PM
- 9:00 PM7:00 PM
- 9:15 PM7:15 PM
- 9:30 PM7:30 PM
- 9:45 PM7:45 PM
- 10:00 PM8:00 PM
- 10:15 PM8:15 PM
- 10:30 PM8:30 PM
- 10:45 PM8:45 PM
- 11:00 PM9:00 PM
- 11:15 PM9:15 PM
- 11:30 PM9:30 PM
- 11:45 PM9:45 PM
よくある質問
What is noon Boston in Mountain Time?
When it's 12:00 PM Boston (Eastern Time), the time in Mountain Time is 10:00 AM year-round.
How many hours is Mountain Time behind Boston?
In standard (winter) time, Mountain Time is 2 hours behind Boston. When daylight saving time is in effect, the difference becomes 2 hours behind Boston.
When does Mountain Time switch between MST and MDT?
Mountain Time is on MDT (UTC-6) from the second Sunday of March to first Sunday of November, and on MST (UTC-7) the rest of the year.
Is MST the same as MT?
Yes — MST, MDT, MT, Mountain Time, and Mountain all refer to Mountain Time (US & Canada). The label MST is used in winter (standard time) and MDT in summer (daylight saving time); the underlying zone is the same.
What cities use Mountain Time?
Major cities on Mountain Time include Denver, Salt Lake City, Calgary, and Phoenix.
What is noon Boston in other time zones?
Noon Boston corresponds to 11:00 AM CST, 9:00 AM PST, 6:00 PM CET.