Mountain Daylight Time (North America)

0

8

0

9

4

0

Friday, 10

October 2025

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 0 0 9
London	7	1 5 0 9
New York	2	1 0 0 9
Tokyo	15	2 3 0 9

Compare other Time Zones

MDT - CDT, MDT - EDT, MDT - PDT

Countries in Mountain Daylight Time (North America)