Abbreviation / Name
MST - Mountain Standard Time
MDT - Mountain Daylight Time
UTC / GMT Offset
-7:00 hours during Mountain Standard Time, currently in use.
-6:00 hours during Mountain Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
October 27 at 1:00 AM local time. DST starts annually on the same date and time.. Clocks are turned 1 hour forward. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
April 5 at 1:59 AM local time. DST ends annually on the same date and time.. Clocks are turned 1 hour backward. Also called Fall Back or switch to Winter Time.
CUL, Colhuahcan Rosales, Cuilacan, Culiacan, Culiacan Rosales, Culiacana, Culiacán, Culiacán Rosales, Cōlhuahcān Rosales, Kul'jakan, Kuliakan, Kulijakan, Kuljakanas, ku leiy kan, ku li ya kan, kuriakan, Кулиакан, Кулијакан, Кульякан, กูเลียกัน, კულიაკანი, クリアカン, 库利亚坎
24° 48' N Latitude / 107° 23' W Longitude
International Dialing Code