Ramadan is the ninth month of the Muslim calendar, "holy month par excellence," during which the Qur'an began to be revealed to the Prophet Muhammad. It is the month of fasting (or saum ), one of the five pillars of Islam.
Other


December
Hanukkah
Hanukkah חֲנֻכָּה - Jewish festival called "Lights" commemorating the victory of the Maccabees on the Seleucids - The fact of lighting a chandelier with nine branches marks the miracle of the vial of oil that would have burned eight days although it contained only a day of feeding. Various rites are attached to it, especially a set of spinning tops - Hag HaHanoukka is in Hebrew the "Feast of the Edification".
Hanoucca חֲנֻכָּה - Une fête juive commémorant la réinauguration du Deuxième Temple à Jérusalem.


December
seibo
Japanese custom of sending gifts that takes place at the end of the year.
Coutume japonaise d’envoi de cadeaux qui a lieu à la fin de l’année.


October - November
Loi Krathong
Loi Krathong ลอยกระทง - A Thai festival... releasing lotus shaped rafts, decorated with candles, incense and flowers onto the water.


October
Kanuma Aki Matsuri
As autumn comes,
Confrontation of large carved chariots (Yatai)
Through a musical battle (Buttsuke)
Musical groups competing
During the Kanuma Buttsuke Aki Matsuri 鹿沼ぶっつけ秋祭り
Said to have begun during the terrible drought of 1608
Offering prayers for peace and good harvest
To the local guardian deity
A moment of joy, music and dance
Designated in Japan as an Important Intangible Folk Cultural Property


October 31
Halloween
Halloween – A celebration held on 31 October, the eve of the Christian feast of All Hallows' Day (Etym. Hallows' Evening or All Saints' Eve) which (for many scholars) stems from the Celtic festival Samhain marking the end of the harvest season and the beginning of winter.
Halloween – Fête qui se tient le 31 octobre, veille de la fête chrétienne de la Toussaint et qui (pour de nombreux érudits) découle de la fête celtique de Samhain marquant la fin de la saison des récoltes et le début de l'hiver.


November 2
Dia de Muertos
Día de Muertos - Day of the Dead in Mexico. UNESCO Intangible Heritage 2008... "As practised by the indigenous communities of Mexico, el Día de los Muertos (Day of the Dead) commemorates the transitory return to Earth of deceased relatives and loved ones. The festivities take place each year at the end of October to the beginning of November. This period also marks the completion of the annual cycle of cultivation of maize, the country’s predominant food crop."
October 10
World Day for Mental Health
“World Mental Health Day is observed on 10 October every year, with the overall objective of raising awareness of mental health issues around the world and mobilizing efforts in support of mental health. The Day provides an opportunity for all stakeholders working on mental health issues to talk about their work, and what more needs to be done to make mental health care a reality for people worldwide.” - https://www.who.int/campaigns/world-mental-health-day (who.int)
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- Imbolc – Celtic Festival
- International Albinism Awareness Day
- International Civil Aviation Day
- International Day Against Corruption
- International Day against Drug Abuse
- International Day Against Nuclear Tests
- International Day for Biological Diversity
- International Day for Disaster Reduction
- International Day for Mine Awareness and Assistance in Mine Action
- International Day for the Abolition of Slavery
- International Day for the Elimination of Obstetric Fistula
- International Day for the Elimination of Racial Discrimination
- International Day for the Elimination of Sexual Violence in Conflict
- International Day for the Elimination of Violence against Women
- International Day for the Eradication of Poverty
- International Day for the Prevention of Exploitation of the Environment in Times of War
- International Day for the Protection of the Ozone Layer
- International Day for the Remembrance of Holocaust Victims
- International Day for the Remembrance of the Slave Trade and its Abolition
- International Day for the Right to the Truth
- International Day for the Support of Victims of Torture
- International Day for the Total Elimination of Nuclear Weapons
- International Day of Charity
- International Day of Cooperatives
- International Day of Democracy
- International Day of Disabled Persons
- International Day of Families
- International Day of Forests
- International Day of Friendship
- International Day of Happiness
- International Day of Human Solidarity
- International Day of Human Spaceflight
- International Day of Innocent Children Victims of Aggression
- International Day of Mountains
- International Day of Non-Violence
- International Day of Nowruz
- International Day of Older Persons
- International Day of Peace
- International Day of Reflection on the Genocide in Rwanda
- International Day of Remembrance for the Victims of Slavery
- International Day of Remembrance of Victims of the Crime of Genocide
- International Day of Remittances to the Family
- International Day of Rural Women
- International Day of Solidarity with the Palestinian People
- International Day of Sport for Development and Peace
- International Day of the Girl Child
- International Day of the World’s Indigenous People
- International Day of United Nations Peacekeepers
- International Day of Victims of Forced Disappearance
- International Day of Widows
- International Day of Yoga
- International Day of Zero Tolerance to Female Genital Mutilation
- International Day to End Impunity for Crimes against Journalists
- International Jazz Day
- International Migrants Day
- International Mother Earth Day
- International Mother Language Day
- International Volunteer Day
- International Women’s Day
- International Women’s Day of Science
- International Youth Day
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- World AIDS Day
- World Autism Awareness Day
- World Bee Day
- World Blood Donor Day [WHO]
- World Book and Copyright Day
- World Braille Day
- World Cancer Day
- World Children’s Day
- World Cities Day
- World Day Against Child Labor
- World Day for Audiovisual Heritage
- World Day for Cultural Diversity for Dialogue and Development
- World Day for Humanitarian Aid
- World Day for Mental Health
- World Day for Safety and Health at Work
- World Day for the Dignity of Victims of Human Trafficking
- World Day for Tolerance
- World Day of Parents
- World Day of Peace (Catholic Church)
- World Day of Poetry
- World Day of Remembrance for Victims of Road Traffic Accidents
- World Day of Social Justice
- World Day to Combat Desertification and Drought
- World Development Information Day
- World Diabetes Day
- World Down Syndrome Day
- World Elder Abuse Awareness Day
- World Environment Day
- World Food Day
- World Habitat Day
- World Health Day
- World Hepatitis Day
- World Intellectual Property Day
- World Kindness Day
- World Malaria Day
- World Maritime Day
- World Meteorological Day
- World Migratory Bird Day [UNEP]
- World No Tobacco Day [WHO]
- World Oceans Day
- World Orphan’s Day
- World Philosophy Day
- World Population Day
- World Post Day
- World Press Freedom Day
- World Radio Day
- World Refugee Day
- World Science Day for Peace and Development
- World Soil Day
- World Statistics Day
- World Teachers Day
- World Telecommunication and Information Society Day
- World Television Day
- World Theatre Day
- World Toilet Day
- World Tourism Day
- World Tsunami Day
- World Tuberculosis Day
- World Water Day
- World Wildlife Day
- World Youth Skills Day