The holy month begins approximately two weeks earlier each year and is set to start in mid-April this year
Ramadan is set to begin in mid-April this year and over a billion Muslims will start observing a month-long fast during daylight hours.
The holy month begins approximately two weeks earlier each year and, for half the world, it will move away from the longer, hotter days of summer towards the shorter, cooler winter.
But which countries will have the most daylight hours and which nations will have the shortest fast?
Shortest Ramadan fast in 2021:
New Zealand, Argentina and South Africa are tied for the shortest fasting period at 11 hours and 30 minutes.
Longest Ramadan fast in 2021:
Norway, Greenland and Finland are tied for the longest Ramadan fasting period at 20 hours.