Looking for a free September 2025 calendar? We provide a variety of printable templates to help you plan your month effectively. Choose from options that include US federal holidays, customizable blank calendars, and convenient Monday-start versions. For a complete yearly overview, explore our 2025 Calendar. If you need a printable calendar for a different month or year, you can find more options on our homepage.
Free Printable September 2025 Calendar Templates
We offer a diverse selection of free September 2025 calendar templates designed to enhance your organizational efforts. Whether you require a calendar with pre-filled US holidays, a blank slate for personalization, or a version that begins your week on Monday, we have the perfect template for you. We also have a dedicated page for the 2025 monthly calendar if you want to see all months in one place. Simply choose the format that best suits your needs and download it instantly.
September 2025 Calendar with US Federal Holidays
Need to plan other months? We also have August 2025 Calendar, October 2025 Calendar, and November 2025 Calendar available for download.
This option provides ample space for your notes.
Blank September 2025 Calendar (Printable & Customizable)
September 2025 Calendar – Week Starts on Monday
Stylish & Themed September 2025 Calendars
Your Guide to September 2025: Key Dates & Facts
September 2025, the ninth month of the Gregorian calendar, marks a transition from summer to autumn in the Northern Hemisphere. It’s often associated with the start of the school year and the beginning of the fall harvest. Let’s explore the key dates, holidays, and interesting facts surrounding September 2025.
Key September 2025 Dates: Holidays and Observances
Stay informed about the important dates in September 2025. This list includes major holidays, notable observances, and other events you might want to mark on your calendar. Planning ahead for these dates will help you make the most of this transitional month.
Labor Day (Monday, September 1, 2025)
A US federal holiday observed on the first Monday of September, Labor Day honors the American labor movement and the contributions of workers. It recognizes the vital role organized labor has played in shaping worker’s rights and improving working conditions. It is traditionally celebrated with parades, picnics, and barbecues, and it also marks the unofficial end of summer for many Americans. Learn more on dol.gov or History.com.
Patriot Day (Thursday, September 11, 2025)
Observed in the United States, Patriot Day is an annual day of remembrance for the victims of the September 11, 2001, terrorist attacks. Flags are flown at half-staff, and many people observe a moment of silence at 8:46 AM Eastern Daylight Time, the time the first plane struck the World Trade Center. It’s a day to honor the lives lost and to remember the heroism of first responders. Learn more on timeanddate.com or 9/11 Memorial & Museum.
Rosh Hashanah (Begins Monday, September 22 at sundown – ends Wednesday, September 24)
Rosh Hashanah is the Jewish New Year, a significant two-day celebration that marks the beginning of the High Holy Days in Judaism. The holiday is observed with special prayers, symbolic foods, and the sounding of the shofar, a ram’s horn. It is a time for introspection, prayer, and seeking forgiveness. Learn more on chabad.org or Britannica.
Other Notable Dates:
International Day of Peace (September 21)
Observed annually around the world, the International Day of Peace is dedicated to promoting the ideals of peace and non-violence. The United Nations General Assembly has declared this as a day devoted to strengthening the ideals of peace, both within and among all nations and peoples. Learn more on un.org or timeanddate.com.
First Day of Autumn (September 22)
Also known as the autumnal equinox, this day marks the astronomical start of fall in the Northern Hemisphere. On the equinox, day and night are approximately equal in length, symbolizing a balance between light and darkness. Learn more on The Old Farmer’s Almanac or timeanddate.com.
National Grandparents Day (September 7)
Celebrated in the United States on the first Sunday after Labor Day, this day honors grandparents and the special bond between generations. It is a time to show appreciation for their love, wisdom, and support. Learn more on timeanddate.com or The Legacy Project.
Constitution Day and Citizenship Day (September 17)
This day commemorates the formation and signing of the U.S. Constitution on September 17, 1787, and recognizes all who are citizens. It’s an opportunity to reflect on the rights and responsibilities of citizenship and the importance of civic participation. Learn more on archives.gov or Constitution Center.
National POW/MIA Recognition Day (September 19)
Observed on the third Friday of September, this day honors those who were prisoners of war (POWs) and those who are still missing in action (MIA). It’s a solemn reminder of the sacrifices made by service members and their families, and the ongoing efforts to account for every missing person. Learn more on dpaa.mil or timeanddate.com.
Gold Star Mother’s and Family’s Day (September 28)
Observed on the last Sunday of September, this day recognizes and honors the mothers and families of service members who died while serving in the U.S. Armed Forces. It’s a time to express gratitude for their sacrifice and to offer support and remembrance. Learn more on army.mil or timeanddate.com.
Sky Events in September 2025
Astronomy enthusiasts can look forward to several celestial events in September 2025. These events offer a chance to marvel at the wonders of the night sky and connect with the cosmos.
Full Moon (Sunday, September 7, 2025)
September’s full moon is often called the “Corn Moon,” named by Native American tribes for the time when corn was typically harvested. It has also been referred to as the “Harvest Moon”, which is the full Moon closest to the September equinox. Find out more on timeanddate.com or The Old Farmer’s Almanac.
Other Notable Celestial Events:
Consult timeanddate.com or in-the-sky.org for updated information on the visibility of planets and other events. These resources provide detailed sky maps and viewing tips for amateur astronomers.
September: History and Traditions
Delve into the rich history and cultural significance of September.
The Origin of September
The name “September” comes from the Latin word *septem*, meaning “seven.” In the early Roman calendar, September was the seventh month of the year, before January and February were added to the calendar.
September Birthstone and Flowers
Birthstone
September’s birthstone is the sapphire, a precious gemstone most commonly known for its brilliant blue color, although it can be found in other hues as well. The sapphire symbolizes wisdom, virtue, and faithfulness. Learn more on the GIA website or the American Gem Society.
Birth Flowers
September’s birth flowers are the aster and the morning glory. Asters symbolize love, daintiness, and patience, while morning glories represent affection and the fleeting nature of time. Find out more on The Old Farmer’s Almanac.
September Zodiac Signs
Your zodiac sign if born in September is either Virgo or Libra.
Virgo (August 23 – September 22)
Virgos are known for their practicality, analytical skills, attention to detail, and modesty. They are often seen as meticulous, organized, and helpful.
Libra (September 23 – October 22)
Libras are known for their diplomacy, fairness, social grace, and love of balance and harmony. They are often seen as charming, cooperative, and artistic.
Download Your Free September 2025 Calendar & Start Planning!
Now that you’re equipped with key dates, facts, and a variety of calendar options, you’re ready to plan a fantastic September 2025! Download your preferred calendar template today and make the most of this transitional month.
Thank you for your work and design. I use your calandar just mainly for the boldness of your calandar,I use it to make my own oringanal myself, I need it to put the Right days on mine. Since I don’t always remember what day or year it is sometimes. But yea I specifically ue yours for just the way it’s made, that I can use thanks again for your work I do so appreciate it
Thank you for the great calender. The design is very useful for my itinerary. The size of the daily window allows me to carefully list daily details. I appreciate it.
Thank you for the great calendar. The design is very useful for my itinerary. The size of the daily window allows me to carefully list daily details. I appreciate the great work?!
Thanks, I love your calendar. The size of the daily windows is perfect for my needs. I wish you every success in your future career.
Thank you for your work hard and your heart. May God bless you.
your calendars are great but for the year 2023 it stop at August and the next calendar was September 2022 and so was October, November and December were 20222. Was this a misprint?
Why does it go from Aug 2023 back to Sept 2022?
I have had difficulty finding a calendar with a good appearance until I found yours. Thank you for such excellent work. I do have a request though. I was wondering if you could design a calendar with white letters and a black outline. This way it will not use so much ink when printing month after month. Thank you again for such good designs.
I really like your calendars. Your September 2024 calendar is really a September 2023 calendar. Can you update it please? Thanks!
Very useful website! The September calendars are presented in a clear and user-friendly manner – easy to print or use digitally. I appreciate the variety of designs available to suit different needs. It’s also great that important dates and holidays are included. A fantastic tool for planning – thank you for providing this service!
I really like your calendars. Thank you for your work and design.