Play 43 September trivia questions in four rounds covering the season, historic events, holidays, sports, music, books, movies, and TV.
For another month, browse our January–December trivia guide.
Pick a round for a quick game or play all 43. Each answer sits beneath its question, with source links beside corrected facts.
September Basics and Seasons
- Q: Which astronomical event marks the start of fall in the Northern Hemisphere in September?
A: The September equinox. (Source) - Q: What zodiac signs are associated with September?
A: Virgo and Libra. - Q: What is the birthstone for September?
A: Sapphire. - Q: What is the primary birth flower for September?
A: Aster. (Source) - Q: What beverage is celebrated on National Coffee Day in September?
A: Coffee! - Q: What is September’s secondary birth flower?
A: Morning glory. (Source)
History and Sporting Milestones
- Q: What famous document was signed in September 1787?
A: The United States Constitution. - Q: Which five Central American countries commemorate independence from Spain on September 15?
A: Costa Rica, El Salvador, Guatemala, Honduras, and Nicaragua. (Source) - Q: What war began on September 1, 1939?
A: World War II. - Q: What tennis star celebrates their birthday on September 26, 1981?
A: Serena Williams. - Q: Which tennis tournament is traditionally held in early September?
A: The US Open. - Q: What MLB milestone happened on September 6, 1995?
A: Cal Ripken Jr. broke the consecutive games played record. - Q: Which explorer departed Spain on a second Atlantic voyage on September 25, 1493?
A: Christopher Columbus. (Source) - Q: Which U.S. state was admitted to the Union on September 9, 1850?
A: California. - Q: What happened to the Dow Jones Industrial Average on September 3, 1929, before the October crash?
A: It reached its pre-crash peak. (Source) - Q: What year did Japan surrender, officially ending World War II, in September?
A: 1945. - Q: What famous tennis match, called the "Battle of the Sexes," happened in September 1973?
A: Billie Jean King vs. Bobby Riggs. - Q: Which cycling Grand Tour commonly runs from late August into September?
A: La Vuelta a España. (Source) - Q: What natural disaster devastated Texas in September 1900?
A: The Galveston hurricane. - Q: Which California national park was established on September 25, 1890?
A: Sequoia National Park. (Source)
Holidays and Festivals
- Q: What is celebrated annually on September 21?
A: International Day of Peace. - Q: When is Constitution Day in the United States?
A: September 17. - Q: Which Hindu festival honoring Ganesha falls in August or September?
A: Ganesh Chaturthi. (Source) - Q: What German festival, often starting in late September, is world-famous?
A: Oktoberfest. - Q: Which U.S. observance falls on the first Sunday after Labor Day?
A: National Grandparents Day. (Source) - Q: Which U.S. holiday honoring workers falls on the first Monday of September?
A: Labor Day. (Source) - Q: Which Jewish New Year holiday can fall in September or October?
A: Rosh Hashanah. (Source) - Q: Which eco-focused day is celebrated globally on September 16?
A: International Day for the Preservation of the Ozone Layer. - Q: What UN-observed day on September 20 encourages communities to clean up their surroundings?
A: World Cleanup Day. (Source) - Q: Which mooncake festival, also called the Moon Festival, falls on the 15th day of the eighth lunar month?
A: The Mid-Autumn Festival. (Source) - Q: Which U.S. state observes Native American Day on the fourth Friday of September?
A: California. (Source)
Music, Books, Movies, and TV
- Q: Who was born on September 5, 1946, and became a legendary rock icon?
A: Freddie Mercury. - Q: What famous TV series premiered on September 22, 1994?
A: Friends. - Q: Which blockbuster movie, released in September 2017, was based on a Stephen King novel?
A: It. - Q: What iconic Green Day song references September in its title?
A: Wake Me Up When September Ends. - Q: Which first Harry Potter book was published in the United States in September 1998?
A: Harry Potter and the Sorcerer’s Stone. (Source) - Q: Which poet famously wrote “September 1, 1939”?
A: W. H. Auden. - Q: Who was born on September 27, 1984, and became a global pop icon?
A: Avril Lavigne. - Q: What iconic song by Earth, Wind & Fire mentions the 21st of September?
A: September. - Q: What TV drama about a plane crash premiered in September 2004?
A: Lost. - Q: Which Pixar clownfish film was re-released in September 2012?
A: Finding Nemo. (Source) - Q: Which Shakespeare play did traveler Thomas Platter see at the Globe on September 21, 1599?
A: Julius Caesar. (Source) - Q: Which poet wrote “To Autumn,” an ode inspired by September?
A: John Keats.
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