September 1, 2027

• 244th day of the year. There are then 121 days left in 2027.
• 35th Wednesday of 2027.
• on the 35th week of 2027 (using ISO standard week number calculation).
• 73rd day of Summer. There are 22 days left till Fall.
• Birthstone for this day: Sapphire

There are no major holidays or observances in Canada for this date.

• Knowledge Day - Estonia, Latvia
• Beginning of Spring - South Africa, New Zealand, Australia
• Slovak Constitution Day (Deň Ústavy Slovenskej republiky) - Slovakia
• School starts (Naar de school) - Belgium
• Language Day Extra Holiday (Sărbătoarea "Limba noastră") - Moldova
• Día del Árbol - Peru
• Beginning of Autumn (Meteorological) - United Kingdom
• Indigenous Literacy Day - Australia
• National Nutrition Week Starts - India
• UNSW Open Day - Popular in: Australia