December 2023 calendar
Holidays, religious days, the sky, sports, elections and more, with sources.
December 2023
125 events
| Date | Event | When | |||
|---|---|---|---|---|---|
| Nov 30Thu | COP28Politics · Summits · to Dec 13 · Dubai | Dubai | annual | Wikipedia | 3 yr ago |
| Dec 1Fri | 100th anniversary: The Gleno Dam in the Italian province of Bergamo failed due to poor...History · Anniversaries | – | annual | Wikipedia | 3 yr ago |
| World AIDS DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| 75th anniversary: In "one of Australia's most profound mysteries", the body of an unidentified...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Dec 2Sat | 200th anniversary: U.S. president James Monroe issued the Monroe Doctrine, a proclamation of...History · Anniversaries | – | annual | Wikipedia | 3 yr ago |
| Maria Callas, born 1923 (100 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| International Day for the Abolition of SlaveryObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 3Sun | First Sunday of AdventReligion · Christianity | – | annual | USCCB liturgical yearComputed (rule) | 3 yr ago |
| International Day of Persons with DisabilitiesObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Ozzy Osbourne, born 1948 (75 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Dec 4Mon | Mercury at greatest eastern elongationSky · Planets | – | recurring | Astronomy EngineComputed (rule) | 3 yr ago |
| Last quarter moonSky · Moon phases · 11:49 pm CT | – | monthly | NASAComputed (rule) | 3 yr ago | |
| International Day Against Unilateral Coercive MeasuresObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| International Day of BanksObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 5Tue | International Volunteer Day for Economic and Social DevelopmentObservances · UN international days | – | annual | United Nations | 3 yr ago |
| World Soil DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| MongoDB earnings (Q3 FY2024)Economy · Earnings | MongoDB (MDB) | quarterly | Quarterly | 3 yr ago | |
| Dec 6Wed | Constitution Day (Spain)Holidays · Spain · Spain | Spain | annual | Nager.Date | 3 yr ago |
| Saint Nicholas DayReligion · Christianity | – | annual | USCCB liturgical yearComputed (rule) | 3 yr ago | |
| Dec 7Thu | HanukkahReligion · Judaism · to Dec 15 | – | annual | HebcalComputed (rule) | 3 yr ago |
| Gian Lorenzo Bernini, born 1598 (425 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| International Civil Aviation DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Broadcom earnings (Q4 FY2023)Economy · Earnings | Broadcom (AVGO) | quarterly | Quarterly | 3 yr ago | |
| Dec 8Fri | Jim Morrison, born 1943 (80 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago |
| Immaculate Conception (Italy)Holidays · Italy · Italy | Italy | annual | Nager.Date | 3 yr ago | |
| Immaculate Conception (Spain)Holidays · Spain · Spain | Spain | annual | Nager.Date | 3 yr ago | |
| Immaculate Conception Day (Argentina)Holidays · Argentina · Argentina | Argentina | annual | Nager.Date | 3 yr ago | |
| Bodhi DayReligion · Buddhism | – | annual | WikipediaComputed (rule) | 3 yr ago | |
| Feast of the Immaculate ConceptionReligion · Christianity | – | annual | USCCB liturgical yearComputed (rule) | 3 yr ago | |
| 25th anniversary: The Australian Cricket Board's cover-up of Shane Warne and Mark Waugh's...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Kim Basinger, born 1953 (70 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Dec 9Sat | MLS Cup 2023Sports · MLS · Lower.com Field, Columbus, Ohio | Lower.com Field, Columbus, Ohio | annual | Wikipedia | 3 yr ago |
| 75th anniversary: The United Nations General Assembly adopted the Genocide ConventionHistory · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| International Anti-Corruption DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| International Day of Commemoration and Dignity of the Victims of the Crime of Genocide and of the Prevention of this CrimeObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 10Sun | Human Rights DayObservances · UN international days | – | annual | United Nations | 3 yr ago |
| Nobel Prize award ceremonies 2023Academic · Nobel Prizes · Stockholm and Oslo | Stockholm and Oslo | annual | Nobel PrizeComputed (rule) | 3 yr ago | |
| 175th anniversary: Louis-Napoleon Bonaparte won France's first presidential election, and was...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Dec 11Mon | John Kerry, born 1943 (80 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago |
| International Mountain DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Oracle earnings (Q2 FY2024)Economy · Earnings | Oracle (ORCL) | quarterly | Quarterly | 3 yr ago | |
| Dec 12Tue | FOMC meetingEconomy · Federal Reserve · 1:00 pm ET · to Dec 13 · Federal Reserve, Washington | Federal Reserve, Washington | eight times a year | Federal Reserve | 3 yr ago |
| New moonSky · Moon phases · 5:32 pm CT | – | monthly | NASAComputed (rule) | 3 yr ago | |
| Jamhuri Day (Kenya)Holidays · Kenya · Kenya | Kenya | annual | Nager.Date | 3 yr ago | |
| International Day of NeutralityObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| International Universal Health Coverage DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 13Wed | Adobe earnings (Q4 FY2023)Economy · Earnings | Adobe (ADBE) | quarterly | Quarterly | 3 yr ago |
| Dec 14Thu | Geminids meteor shower peakSky · Meteor showers | – | annual | International Meteor OrganizationComputed (rule) | 3 yr ago |
| 25th anniversary: Kosovo War: Yugoslav forces ambushed a group of Kosovo Liberation Army...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| 75th anniversary: American physicists Thomas T. Goldsmith Jr. and Estle Ray Mann were awarded a...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| International Day against Colonialism in All its Forms and ManifestationsObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 15Fri | Springboks Victory (South Africa)Holidays · South Africa · South Africa | South Africa | annual | Nager.Date | 3 yr ago |
| World Turkic Language Family DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 16Sat | 250th anniversary: American Revolution: A group of colonists threw chests of tea into Boston...History · Anniversaries | – | annual | Wikipedia | 3 yr ago |
| 425th anniversary: Led by Admiral Yi Sun-sin, the Korean navy were victorious at Battle of...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Day of Reconciliation (South Africa)Holidays · South Africa · South Africa | South Africa | annual | Nager.Date | 3 yr ago | |
| Dec 17Sun | 75th anniversary: The Finnish Security Police was established to remove communist leadership from...History · Anniversaries | – | annual | Wikipedia | 3 yr ago |
| Dec 18Mon | Brad Pitt, born 1963 (60 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago |
| Arabic Language DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| International Migrants DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 19Tue | First quarter moonSky · Moon phases · 12:39 pm CT | – | monthly | NASAComputed (rule) | 3 yr ago |
| International Day of Recognition for Women Searchers of Missing PersonsObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 20Wed | 775th anniversary: Attempting to form an alliance with the Mongol Empire, Louis IX of France met...History · Anniversaries | – | annual | Wikipedia | 3 yr ago |
| International Human Solidarity DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Micron earnings (Q1 FY2024)Economy · Earnings | Micron (MU) | quarterly | Quarterly | 3 yr ago | |
| Dec 21Thu | December solsticeSky · Solstices and equinoxes · 9:27 pm CT | – | annual | US Naval ObservatoryComputed (rule) | 3 yr ago |
| YuleReligion · Pagan and Wiccan | – | annual | Wheel of the YearComputed (rule) | 3 yr ago | |
| 100th anniversary: Nepal and the United Kingdom signed the first treaty that defined the...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Samuel L. Jackson, born 1948 (75 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| World Basketball DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| World Meditation DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 22Fri | Asara B’TevetReligion · Judaism | – | annual | HebcalComputed (rule) | 3 yr ago |
| Ursids meteor shower peakSky · Meteor showers | – | annual | International Meteor OrganizationComputed (rule) | 3 yr ago | |
| 75th anniversary: Chaired by Sjafruddin Prawiranegara, the Emergency Government of the Republic...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Dec 23Sat | Akihito, born 1933 (90 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago |
| Dec 24Sun | Christmas EveReligion · Christianity | – | annual | USCCB liturgical yearComputed (rule) | 3 yr ago |
| 50th anniversary: The U.S. Congress granted home rule to Washington, D.C., allowing the residents...History · Anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Christmas Eve (Sweden)Holidays · Sweden · Sweden | Sweden | annual | Nager.Date | 3 yr ago | |
| Adam Mickiewicz, born 1798 (225 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| Tarja Halonen, born 1943 (80 years)People · Birth anniversaries | – | annual | Wikipedia | 3 yr ago | |
| International Anti-Cybercrime DayObservances · UN international days | – | annual | United Nations | 3 yr ago | |
| Dec 25Mon | Christmas DayHolidays · United States · United States | United States | annual | Nager.Date | 3 yr ago |
| Christmas: the Nativity of JesusReligion · Christianity | – | annual | USCCB liturgical yearComputed (rule) | 3 yr ago | |
| Christmas Day (Argentina)Holidays · Argentina · Argentina | Argentina | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Australia)Holidays · Australia · Australia | Australia | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Brazil)Holidays · Brazil · Brazil | Brazil | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Canada)Holidays · Canada · Canada | Canada | annual | Nager.Date | 3 yr ago | |
| Christmas Day (France)Holidays · France · France | France | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Germany)Holidays · Germany · Germany | Germany | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Ireland)Holidays · Ireland · Ireland | Ireland | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Italy)Holidays · Italy · Italy | Italy | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Kenya)Holidays · Kenya · Kenya | Kenya | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Mexico)Holidays · Mexico · Mexico | Mexico | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Netherlands)Holidays · Netherlands · Netherlands | Netherlands | annual | Nager.Date | 3 yr ago | |
| Christmas Day (New Zealand)Holidays · New Zealand · New Zealand | New Zealand | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Nigeria)Holidays · Nigeria · Nigeria | Nigeria | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Norway)Holidays · Norway · Norway | Norway | annual | Nager.Date | 3 yr ago | |
| Christmas Day (Poland)Holidays · Poland · Poland | Poland | annual | Nager.Date | 3 yr ago | |
| Christmas Day (South Africa)Holidays · South Africa · South Africa | South Africa | annual | Nager.Date | 3 yr ago | |
| Christmas Day (South Korea)Holidays · South Korea · South Korea | South Korea | annual | Nager.Date | 3 yr ago |
Sources: official schedules and published calendars, linked on every event; computed dates name their rule. Refreshed nightly.