Friday, August 21, 2026

Friday, August 21, 2026 falls on a Friday. It is day 233 of the year, ISO week 34, in Q3.

Open date page
Calendar page and sun moon time dial

Time Zone Converter

DST-aware
Type a time to convert instantly.

World Time Map

GMT bands
Select a city marker to inspect local time and GMT offset.

Meeting Planner

Recent date pages

Sitemap

Friday, August 21

August 21, 2026 is day 233 of 365, ISO week 34, in Q3. The moon is First Quarter and the zodiac sign is Leo.

Day of year233
ISO week34
QuarterQ3
Days left132

Sun and Moon Cycles

Moon phase
First Quarter
Lunar age
8.2 days
Illumination
58%
Season
Summer in the Northern Hemisphere, winter in the Southern Hemisphere

Zodiac and Holidays

Zodiac
Leo
Observances
No major fixed observance in the built-in calendar
Shareable URL
/date/2026-08-21

Today's Celebrations

August 21
Observance Abraham of Smolensk (Eastern Orthodox Church)
Observance Euprepius of Verona
Observance Maximilian of Antioch
Observance Our Lady of Knock
Observance Pope Pius X
Observance Sidonius Apollinaris
Observance August 21 (Eastern Orthodox liturgics)
Observance Ninoy Aquino Day (Philippines)

Daily Briefing

Local brief

Friday, August 21, 2026 combines practical calendar facts with a wider view of the day: 2015: Passengers on a Thalys train from Amsterdam to Paris confronted and subdued an attacker who attempted a mass shooting.. Use it to check the date, plan across time zones, and scan the observances and historical markers attached to August 21.

Share August 21 as a quick date, history, and timezone reference.

History for August 21

10 events

Passengers on a Thalys train from Amsterdam to Paris confronted and subdued an attacker who attempted a mass shooting.

Syrian civil war: Areas controlled by the Syrian opposition in Ghouta, Damascus, were attacked by rockets (launcher pictured) containing sarin, killing at least 281 people.

BioShock was released in North America, becoming a critical success and a demonstration of video games as an art form.

A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.

Six people were killed during an escape attempt and riot at San Quentin State Prison in California; the subsequent trial of six inmates was the longest in state history at the time.

South Vietnamese special forces loyal to Ngô Đình Nhu, the brother of President Ngô Đình Diệm, raided and vandalised Buddhist pagodas (one pictured) across the country, arresting thousands and leaving hundreds dead.

American physicist Harry Daghlian accidentally dropped a tungsten carbide brick onto a plutonium bomb core, exposing himself to neutron radiation and later becoming the first Manhattan Project fatality due to a criticality accide...

World War II: A combined Canadian–Polish force captured the town of Falaise, France, in the final offensive of the Battle of Normandy.

News of the day

Wikimedia Current Events

No current-events archive was available for this date during generation.