Monday, December 15, 2025

Monday, December 15, 2025 falls on a Monday. It is day 349 of the year, ISO week 51, in Q4.

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Monday, December 15

December 15, 2025 is day 349 of 365, ISO week 51, in Q4. The moon is Waning Crescent and the zodiac sign is Sagittarius.

Day of year349
ISO week51
QuarterQ4
Days left16

Sun and Moon Cycles

Moon phase
Waning Crescent
Lunar age
25 days
Illumination
22%
Season
Autumn in the Northern Hemisphere, spring in the Southern Hemisphere

Zodiac and Holidays

Zodiac
Sagittarius
Observances
No major fixed observance in the built-in calendar
Shareable URL
/date/2025-12-15

Today's Celebrations

December 15
Observance Bill of Rights Day (United States) 2nd Amendment Day (South Carolina)
Observance Drina Martyrs
Observance Drostan (Aberdeen Breviary)
Observance John Horden and Robert McDonald (Episcopal Church (USA))
Observance Maria Crocifissa di Rosa
Observance Mesmin
Observance Valerian of Abbenza
Observance Virginia Centurione Bracelli

Daily Briefing

Local brief

Monday, December 15, 2025 combines practical calendar facts with a wider view of the day: 2019: Citizenship Amendment Act protests: 10 to 15 local women blockaded a major road in Delhi, India, to protest the exclusion of Muslims from the amended Citizenship Act.. Use it to check the date, plan across time zones, and scan the observances and historical markers attached to December 15.

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History for December 15

10 events

Citizenship Amendment Act protests: 10 to 15 local women blockaded a major road in Delhi, India, to protest the exclusion of Muslims from the amended Citizenship Act.

The South Sudanese Civil War began when three opposition leaders voted to boycott the meeting of the National Liberation Council in Juba.

The Iraqi Shia Islamist group al-Dawa carried out one of the first modern suicide bombings, targeting the Iraqi embassy in Beirut, Lebanon, resulting in 61 deaths and at least 100 injuries.

The Soviet spacecraft Venera 7 touched down on the surface of Venus, making the first successful landing of a spacecraft on another planet.

Former Nazi leader Adolf Eichmann was sentenced to death after being found guilty on fifteen criminal charges, including war crimes and crimes against humanity.

U.S.-backed Iranian troops brought an end to the Iran crisis when they marched on the breakaway Republic of Mahabad and recaptured the territory.

The US-led occupying forces ordered the government of Japan to cease state support for Shinto.

World War II: Australian and American forces (pictured) began the Battle of Arawe against Japanese forces on New Britain as a diversion before a larger landing at Cape Gloucester.

Notable Deaths

News of the day

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