No DST
1970 - 2030
No further time changes in 1975 in Flagstaff |
Daylight Saving Time (DST) Not Observed in Year 1975
USA observed Mountain Standard Time (MST) all year.
Daylight Saving Time has not been used since our records start, in 1970.
DST data from before 1970 is not available for Flagstaff, USA. However, we have earlier DST history for Phoenix, USA available.