How many days until September?
Updated Tuesday, November 3, 2026 · How we count
The answer
It is September now
331 days are left in the month.
Counted from today, Tuesday, November 3, 2026. During September this page switches to show the days left in the month.
As of Tuesday, November 3, 2026, there are 302 days until September starts, on September 1, 2027, a Wednesday. That is 43 wk 1 d, or 215 work days.
Tomorrow counts as day one. The wait covers 43 weekends and 302 sleeps.
It is September now, and 331 days are left in the month. The count for next year starts when the month ends.
On this page
Each weekday until September
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 |
September 2027. Key dates are shaded and the first day is outlined.
September 2027 at a glance
Days until each date in September
Days from today, not counting today.
September 2027 public holidays
Check the holiday table for September before you plan travel or work. It shows the date and the day off for each country.
| Country | Holiday | Date | Day off | Source |
|---|---|---|---|---|
| US | Labor Day | Monday, September 6 | Same day | OPM federal holidays |
| Canada | Labour Day | Monday, September 6 | Same day | Canada.ca federal holidays |
| Canada | National Day for Truth and Reconciliation | Thursday, September 30 | Same day | Canada.ca federal holidays |
Season and daylight
The length of the day in September differs by city. See the tiles for a spread of places and their daylight.
September September 23 is the autumn equinox in the north and the spring equinox in the south.
Daylight is sunrise to sunset on the day, worked out from each city's latitude.
Birthstone and flower
September has these birthstones: sapphire. Its birth flowers are aster and morning glory.
Source: GIA
Pay dates
The card counts the days to two common paydays in September. Use it to plan bills ahead.
Paid on the 15th? That is Wednesday, September 15, 316 days away. On the last business day, it is Thursday, September 30, 331 days away.
About September
September is month number 9th of the year and has 30 days in 2027. It starts on a Wednesday and ends on a Thursday, so Wed, Thu occur five times in the month.
September comes from the Latin septem, seven, as it was the seventh month of the old Roman calendar. It has 30 days.
The September equinox falls near the 22nd and marks the start of autumn in the north.
Here is the star sign line: Virgo runs to September 22. Libra begins on September 23.
Western astrology divides the year into twelve signs. A birthday close to a boundary may belong to either, depending on the year and the source.
The big number is the days until the first of the month, which finish the day before it begins. Today does not count, and the page updates at midnight in your zone.
Planning ahead for September
Rent, pay and projects all tend to turn over on the first. A count to September gives you the notice you need for each.
Weekdays left before September are counted in the work days tile. Holidays are not removed, since they differ across regions.
For anything weekly, the weekday tiles give the number left. They count each day up to the start of September.
The grid covers each date in September one by one, so you can see how far away each day is.
Tip: use the work days tile for a realistic view. Weekends and holidays reduce the time you can work before September.
Whatever your plan, remember that the count is for the first day of September. If a deadline falls at the end of September instead, add the length of the month.
Plans that straddle the month change are the riskiest. Tickets, trials and rates often switch on the first, so note the date of September in your calendar now.
School and work calendars often turn over at the start of a month. The days to September tell you how long you have to sort out forms, fees and supplies.
Every count on the page is worked out from the same start, which is today. Weeks, work days, weekends and sleeps all derive from the days to September.
Not every month is equal in length. The days to September depend on where you start, so a count made today differs from one made next week.
If you are planning with others, agree the date first. Everyone then counts to the same day, and September starts without surprises.
Related months are linked below. October comes after September and August comes before it.
Questions people ask
How many days until the end of September?
From today to the end of September (30) is 331 days. We leave today out of the count.
How many weekdays are in September 2027?
The month has 22 Monday to Friday days in 2027. Take off local public holidays to find your own total.
What day does September 2027 start on?
A Wednesday opens September 2027 and a Thursday closes it. Those days decide the weekdays with five dates.
What star signs fall in September?
Virgo runs to September 22. Libra begins on September 23. Sign dates are conventional, so a birthday on a boundary may belong to either sign.
How many weekends until September?
You have 43 weekends until September 1. A Saturday marks each one in the count.