Countdown
How many days until September 20?
328
days until September 20
The next September 20 is Monday, September 20, 2027
The short answer
September 20 is 328 days away — that's 46 weeks and 6 days, roughly 10.8 months, or 7,872 hours. The next September 20 falls on a Monday (Monday, September 20, 2027). The number above updates automatically at midnight in your time zone.
September 20, 2027 at a glance
| Day of the week | Monday |
|---|---|
| Day of the year | Day 263 of 365 |
| Share of the year passed | 72% |
| Days left in 2027 after it | 102 |
| Quarter | Q3 |
| Season (Northern Hemisphere) | Summer |
The 328 days until September 20, broken down
234
business days
94
weekend days
46
full weeks
6
extra days
That's 234 working days (Monday to Friday) and 94 weekend days — 47 Saturdays and 47 Sundays. Public holidays vary by country, so they aren't deducted.
On September 20 in history
- 1519Ferdinand Magellan sets sail on his voyage to circumnavigate the globe
- 1870Italian troops capture Rome, completing Italian unification
- 1946First Cannes Film Festival opens in France
- 1973Billie Jean King defeats Bobby Riggs in the Battle of the Sexes
Notable world events that happened on September 20 in earlier years.
Days around September 20
323
until September 15
324
until September 16
325
until September 17
326
until September 18
327
until September 19
329
until September 21
330
until September 22
331
until September 23
332
until September 24
333
until September 25
The 20th of other months
85
until January 20
116
until February 20
144
until March 20
175
until April 20
205
until May 20
236
until June 20
266
until July 20
297
until August 20
358
until October 20
24
until November 20
54
until December 20
Holidays near September 20
See every September countdown → · Count days between any two dates →