| 02.01 | Berchtold's Day (Berchtoldstag) | Switzerland, Liechtenstein |
| 05.01 | Three Kings Parade in Spain | Spain |
| 05.01 | Tucindan | Serbia, Montenegro |
| 10.01 | Voodoo Day in Benin | Benin |
| 11.01 | Kagami Biraki in Japan | Japan |
| 11.01 | Karen (Kayin) New Year | Myanmar |
| 12.01 | Yennayer (Berber New Year) in Algeria | Algeria |
| 13.01 | St. Knut’s Day | Sweden, Finland |
| 13.01 | Lohri | India |
| 14.01 | Old New Year | Armenia, Azerbaijan, Belarus, Georgia, Moldova, Kazakhstan, Russia, Ukraine, Uzbekistan, Serbia, North Macedonia, Montenegro, Bosnia and Herzegovina, Croatia |
| 20.01 | Tamborrada | Spain |
| 24.01 | Alasitas Festival in La Paz | Bolivia |
| 25.01 | Saint Dwynwen's Day in Wales | United Kingdom |
| 30.01 | Sadeh Festival in Tajikistan | Tajikistan |
| 31.01 | Me-Dam-Me-Phi Festival in Assam | India |
| 01.02 | Imbolc | |
| 02.02 | Groundhog Day | USA, Canada |
| 02.02 | Candles Day in Estonia | Estonia |
| 02.02 | Marmot Day in Alaska | USA |
| 03.02 | Setsubun | Japan |
| 08.02 | Fat Thursday | Poland, Germany, Spain, Italy |
| 10.02 | Lunar (Chinese) New Year | Bhutan, Brunei, China, Christmas Island, Hong Kong, Indonesia, Macau, Malaysia, Mauritius, Mongolia, Nepal, North Korea, Philippines, Singapore, South Korea, Suriname, Thailand, Taiwan, Vietnam |
| 12.02 | Shrove Monday | Germany, Iceland, Norway, Denmark, Andorra, Argentina, Aruba, Bolivia, Bonaire, St Eustatius and Saba, Brazil, Curaçao, Dominica, Ecuador, French Guiana, Guadeloupe, Luxembourg, Martinique, Saint Martin, Trinidad and Tobago, Uruguay, Venezuela, Cyprus, Greece, Grenada, Haiti, Panama, Paraguay, Saint Barthelemy |
| 13.02 | Trndez in Armenia | Armenia |
| 13.02 | Shrove Tuesday (Mardi Gras) | Angola, Argentina, Bolivia, Brazil, Cape Verde, Dominica, Ecuador, French Guiana, Grenada, Guadeloupe, Haiti, Liechtenstein, Martinique, Panama, Portugal, Saint Barthelemy, Saint Martin, Trinidad and Tobago, Uruguay, Venezuela |
| 14.02 | Feast of Saint Tryphon in Bulgaria and Montenegro | Bulgaria, Montenegro |
| 14.02 | Lui Ngai Ni Festival in Manipur | India |
| 15.02 | Lui Ngai Ni Festival in Manipur | India |
| 18.02 | Buergbrennen (Buergsonndeg) | Luxembourg, Germany, Belgium, France, Switzerland |
| 24.02 | Dragobete | Moldova, Romania |
| 01.03 | Mărțișor in Moldova and Romania | Romania, Moldova |
| 01.03 | Martenitsa in Bulgaria | Bulgaria |
| 03.03 | Hinamatsuri in Japan | Japan |
| 10.03 | Pretzel Sunday in Luxembourg | Luxembourg |
| 12.03 | Aztec New Year in Mexico | Mexico |
| 14.03 | Summer Day in Albania | Albania |
| 15.03 | Hōnen Matsuri in Japan | Japan |
| 17.03 | Maslenitsa (Forgiveness Sunday) in the Eastern Orthodox Church | |
| 18.03 | Sheelah’s Day | Ireland, Australia, Canada |
| 20.03 | Ostara | |
| 21.03 | Nowruz | Afghanistan, Azerbaijan, Iran, Iraq, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan |
| 25.03 | Waffle Day in Sweden | Sweden |
| 25.03 | Crane Day in Sweden | Sweden |
| 01.04 | Assyrian New Year (Kha b-Nisan) | |
| 02.04 | Sizdah Be-dar (Nature Day) in Iran | Iran |
| 05.04 | Qingming Festival (Tomb Sweeping Day) | China, Hong Kong, Macau, Taiwan |
| 13.04 | New Year in South and Southeast Asia | Thailand, Laos, Maldives, India, Nepal, Bangladesh, Myanmar, Sri Lanka, Cambodia |
| 23.04 | Saint George’s Day | Spain, Vatican City |
| 30.04 | Walpurgis Night | Czech Republic, Netherlands, Estonia, Finland, Germany, Latvia, Lithuania, Sweden |
| 01.05 | May Day | Åland, Belgium, Estonia, Finland, Gibraltar, Iceland, Norway, Svalbard and Jan Mayen, Sweden, Bangladesh, Cyprus, Czech Republic, Eritrea, Gambia, Ghana, Greece, India, Libya, Luxembourg, Montenegro, Poland, Serbia, Slovakia, Slovenia, Sri Lanka |
| 01.05 | Beltane | Ireland |
| 03.05 | Fiesta de las Cruces | Spain, Colombia, Ecuador, Guatemala, Mexico, Peru, Venezuela, Trinidad and Tobago, El Salvador |
| 06.05 | Hıdırellez | Turkey |
| 13.05 | Pretos Velhos Festival in Brazil | Brazil |
| 14.05 | Radunitsa (Ancestor Veneration Day) | Belarus |
| 21.05 | Nestinarstvo / Anastenaria | Bulgaria, Greece |
| 22.05 | Nestinarstvo / Anastenaria | Bulgaria, Greece |
| 23.05 | Nestinarstvo / Anastenaria | Bulgaria, Greece |
| 29.05 | Oak Apple Day in the UK | United Kingdom |
| 10.06 | Dragon Boat Festival | China, Hong Kong, Taiwan, Macau |
| 10.06 | Dano Festival (Surit-nal) in Korea | North Korea, South Korea |
| 23.06 | St John's Eve | Latvia, Lithuania, Denmark, Norway, Finland, Sweden, Estonia, United Kingdom, Ireland, France, Spain, Italy, Hungary, Brazil, Poland, Portugal, Puerto Rico, Austria, Faroe Islands, Croatia, Germany, Romania, USA |
| 24.06 | St John's Day (Midsummer) | Latvia, Lithuania, Denmark, Norway, Finland, Sweden, Estonia, United Kingdom, Ireland, France, Spain, Italy, Hungary, Brazil, Poland, Portugal, Puerto Rico, Austria, Faroe Islands, Croatia, Germany, Romania, USA |
| 24.06 | Wattah-Wattah Festival in San Juan | Philippines |
| 27.06 | Seven Sleepers Day in Germany | Germany |
| 07.07 | Ivan Kupala Day | Belarus, Russia |
| 07.07 | Tanabata Festival in Japan | Japan |
| 27.07 | National Sleepy Head Day in Finland | Finland |
| 01.08 | Lughnasadh | Ireland |
| 01.08 | Pachamama Raymi in Peru and Ecuador | Peru, Ecuador |
| 10.08 | Double Seventh Festival in China | China |
| 12.08 | Didgoroba in Georgia | Georgia |
| 13.08 | Obon in Japan | Japan |
| 14.08 | Obon in Japan | Japan |
| 15.08 | Flooding of the Nile in Egypt | Egypt |
| 20.08 | Gai Jatra in Nepal | Nepal |
| 02.09 | Umhlanga (Reed Dance) in Eswatini (Swaziland) | Eswatini |
| 08.09 | Nuakhai – Harvest Festival in Odisha | India |
| 13.09 | Ramdev Jayanti and Teja Dashmi in Rajasthan | India |
| 14.09 | Karam (Karma) Harvest Festival in India | India |
| 17.09 | Mid-Autumn Festival | China, Taiwan, Hong Kong, Macau, Vietnam |
| 17.09 | Chuseok (Hangawi) in Korea | South Korea, North Korea |
| 22.09 | Mabon | |
| 02.10 | Mehregan Festival in Iran | Iran |
| 03.10 | Nine Emperor Gods Festival | Malaysia, Singapore, Thailand |
| 06.10 | Harvest Festival in Germany | Germany |
| 20.10 | Karva Chauth Festival in India | India |
| 20.10 | Mehregan Festival in Tajikistan | Tajikistan |
| 31.10 | Samhain | Ireland |
| 01.11 | Day of the Dead in Mexico | Mexico |
| 01.11 | Diwali | India, Guyana, Mauritius, Nepal, Suriname, Fiji, Kenya, Malaysia, Singapore, Sri Lanka, Trinidad and Tobago |
| 02.11 | Day of the Dead in Mexico | Mexico |
| 05.11 | Guy Fawkes Night | United Kingdom, New Zealand, South Africa, Australia, Canada, British Virgin Islands |
| 10.11 | Hasyl Bayramy (Harvest Festival) in Turkmenistan | Turkmenistan |
| 11.11 | Saint Martin's Day | Sint Maarten |
| 11.11 | Opening of the Carnival Season in Germany | Germany |
| 25.11 | Kadripäev (St Catherine's Day) in Estonia | Estonia |
| 05.12 | Krampus Night | Austria |
| 07.12 | Eve of the Immaculate Conception | Guatemala, Colombia |
| 07.12 | Little Candles Day in Colombia | Colombia |
| 13.12 | St. Lucy’s Day | Sweden, Finland, Norway, Denmark |
| 17.12 | Saint Lazarus Day in Cuba | Cuba |
| 21.12 | Dongzhi Festival | Hong Kong, Taiwan, China, Macau |
| 21.12 | Yule | |
| 21.12 | Shab-e Yalda | Iran |
| 21.12 | St. Thomas’s Day | |
| 23.12 | Tom Bawcock’s Eve in Mousehole | United Kingdom |
| 25.12 | Takanakuy | Peru |
| 31.12 | Saint Sylvester’s Day / New Year’s Eve | Armenia, Argentina, Venezuela, Brazil, Guatemala, Greenland, Iceland, Cuba, Latvia, Montserrat, Norway, San Marino, Thailand, Faroe Islands, Philippines, Estonia, Andorra, Bangladesh, Brunei, Denmark, Chile, Ecuador, El Salvador, Falkland Islands, Germany, Japan, Macau, Nicaragua, Panama, Paraguay, Portugal, Sweden, Svalbard and Jan Mayen |