September 2026 opens with Janmashtami on Friday 4 September, giving a three-day weekend that includes Teachers’ Day on Saturday the 5th. Ganesh Chaturthi follows on Monday 14 September.
Starts on Tuesday the 1st and ends on Wednesday the 30th.
22 weekdays, or 21 after the national holiday on a weekday.
4 Saturdays and 4 Sundays.
ISO weeks 36 to 40 of the year.
Days 244 to 273 of 2026's 365; 92 days remain after it.
September 2026 is in Q3 of the calendar year.
Every date below is marked with a dot on the calendar above. National holidays close central government offices and banks across India; festival and regional days depend on your state and employer.
| Date | Day | Occasion | Type |
|---|---|---|---|
| 4 Sep | Friday | Janmashtami Birth of Lord Krishna; starts a three-day weekend. | National holiday |
| 5 Sep | Saturday | Teachers' Day Birth anniversary of Dr Sarvepalli Radhakrishnan. | Observance |
| 14 Sep | Monday | Ganesh Chaturthi Ten-day festival, biggest in Maharashtra, Karnataka and Goa; also Hindi Diwas. | Festival |
| 27 Sep | Sunday | Pitru Paksha begins Fortnight of remembering ancestors, ending on 10 October. | Festival |
The second advance tax instalment is due by 15 September, which is Tuesday 15 September this year.
Ganesh Chaturthi on Monday 14 September starts ten days of celebrations. Traffic in Mumbai and Pune slows sharply on immersion days, so plan meetings around them.
Pitru Paksha begins on Sunday 27 September. Many families avoid big purchases and new beginnings during this fortnight, so festive buying usually picks up in October.
Where September gets its name, what the weather is like and which festivals usually fall in it: see all about September.
In Tamil, September is written செப்டம்பர். See the 2026 Tamil monthly calendar for Tamil day names and festivals.
September 2026 starts on Tuesday, September 1, and ends on Wednesday, September 30.
September 2026 has 30 days: 22 weekdays (Monday to Friday), 4 Saturdays and 4 Sundays.
There are 22 weekdays in September 2026. Leaving out Janmashtami (Friday 4), a Monday-to-Friday office has 21 working days. State holidays can reduce this further.
Janmashtami is on Friday, September 4, 2026. Birth of Lord Krishna; starts a three-day weekend.
Yes. Press the Print button on this page and your browser prints only the September 2026 calendar on a single page, with holidays marked.
August 2026 · September 2026 · October 2026 — or see all twelve months of 2026 and this month's calendar.
Planning the whole year instead? Yearly Calendar puts 2026 on a single page.