The length of the fast in any given location is determined by the time between dawn and sunset. Fasting hours do not vary much in equatorial regions such as Singapore, Somalia and Colombia ...

On the first day of fasting March 1, the fast will begin at 5:47 a.m. and conclude at 6:29 p.m. Arizona time. On the last day of Ramadan, March 29, the fast will begin at 5:09 a.m. and end at 6:51 ...