Mountain Daylight Time (North America)

1

6

2

2

4

6

Monday, 23

March 2026

Mountain Daylight Time (North America) (MDT) is -6 hours behind Coordinated Universal Time, UTC-6, it is used in summer. In winter used Mountain Standard Time (North America), UTC-7

Time difference, hrs.

Columbus	2	1 8 2 2
London	6	2 2 2 2
New York	2	1 8 2 2
Tokyo	15	0 7 2 2

Compare other Time Zones

MDT - CDT, MDT - EDT, MDT - PDT

Countries in Mountain Daylight Time (North America)