Time zone

Mountain Time

Current time
15:4531
Sunday, May 31, 2026
MDT UTC-6 Daylight saving
Abbreviation
MT
Standard zone
Mountain Standard Time (MST) UTC-7
DST zone
Mountain Daylight Time (MDT) UTC-6
Currently active
MDT (UTC-6)
Next change
1 Nov 2026, 01:00 → MST (UTC-7)
IANA
America/Edmonton and 5 others
Show all ▾
  • America/Edmonton
  • America/Cambridge_Bay
  • America/Inuvik
  • America/Ciudad_Juarez
  • America/Denver
  • America/Boise

Regions and cities observing Mountain Time

Mountain Time — zone map
Time-zone boundaries © OpenStreetMap contributors, via timezone-boundary-builder (ODbL).