Muslims observing Ramadan participate in iftar, the daily breaking of their fast after the sun sets, and the meal is often eaten communally.
Mufti Abu Hureyrah Udasan of the Darul Ifta for Maguindanao and Cotabato said Islamic scholars in Brunei Darussalam, Indonesia, Malaysia and Singapore said the crescent moon appeared for about 18 minutes shortly after sunset Sunday.
The end of Ramadan is marked by intense worship as Muslims seek to have their prayers answered during "Laylat al-Qadr" or the "Night of Destiny".
Most Muslims don't expect other people to change their habits just because they are fasting, but be thoughtful.
Ramadan, the ninth month on the Islamic lunar calendar, is Islam's holiest time of year.
The Palmerston North Muslim community will come together in solidarity over the next month to pray and fast for Ramadan.
In the Qu'ran, the Prophet said: "Whoever does not give up false statements and evil deeds and speaking bad words to others, Allah is not in need of his leaving his food and drink [or fasting]" - meaning that you must work on your whole person.
Ramadan is expected to end on July 7 this year, with Muslims celebrating Eid al-Fitr, one of the major holidays for Muslims.
With most terror groups linked to Islam, the Muslims say they hope that less attacks will be reported during this holy month for they are not allowed to cause any kind of harm to anybody.
According to Xinhua news agency, the Xinjiang Uygur Autonomous Region is home to about 24,000 mosques, which serve more than 13 million Muslims in the region.
Being one of the pillars of Islam, Ramadan is mandatory for those practicing. Muslims taking part will always be able to break their fast at sunset, knowing that others throughout the world do not have such a luxury.
It's not only the month of fasting, indeed it is also the month of where several Muslims recite Quran. There are exceptions to fasting for children, the elderly, the sick, women who are pregnant, nursing or menstruating, and people travelling.
Ramadan is important to Muslims because they believe it is the month when Prophet Mohammed received a series of revelations from God which combined to form the Koran, the Islamic holy book.
"During the month of Ramadan, Muslim restaurants can decide whether they want to do business".