September 2026 Calendar

Complete September 2026 calendar with week numbers, featuring Labor Day, First Day of Fall, and the Autumn Equinox. Perfect for fall planning with all important dates at a glance.

September 2026 Calendar with US Holidays

September 2026

30 Days • 5 Weeks • 1 Federal Holiday

Week
Sun
Mon
Tue
Wed
Thu
Fri
Sat
W36
30
31
1
2
3
4
5
W37
6
7
8
9
10
11
12
W38
13
14
15
16
17
18
19
W39
20
21
22
23
24
25
26
W40
27
28
29
30
1
2
3
30
Total Days
22
Weekdays
8
Weekend Days
1
Federal Holiday

September 2026 United States Holidays and Observances

Federal holiday and seasonal observances for September 2026

Sep 7
Mon

Labor Day

Federal Holiday

Federal holiday honoring the American labor movement and the contributions of workers. Observed on the first Monday of September. Marks the unofficial end of summer. Banks and government offices are closed.

Sep 22
Tue

Autumn Equinox

First day of fall (autumn) in the Northern Hemisphere. Day and night are approximately equal in length. After this date, nights become longer than days until the spring equinox.

Labor Day Weekend

Labor Day weekend (Saturday, September 5th through Monday, September 7th, 2026) marks the unofficial end of summer in the United States. The holiday honors the American labor movement and the contributions of workers to the prosperity and well-being of the country.

Many Americans take advantage of the three-day weekend for end-of-summer vacations, barbecues, beach trips, and outdoor activities. It's one of the busiest travel weekends of the year. Traditionally, Labor Day also signals the beginning of the fall season for fashion (the "no white after Labor Day" rule), the start of the NFL football season, and the return to regular school and work routines after summer break.

Welcome to Fall

September marks the transition from summer to autumn. As fall begins on September 22nd, temperatures start to cool, leaves begin to change colors, and harvest season arrives. Popular fall activities include apple picking, pumpkin patches, hayrides, fall festivals, and enjoying the beautiful autumn foliage. September is perfect for outdoor activities with comfortable weather before winter arrives.

FAQs about September 2026 Calendar

Essential information about September 2026 holidays and fall planning considerations

How many days are in September 2026?

September 2026 has 30 days. September is one of four months in the calendar year with 30 days (along with April, June, and November). The name September comes from the Latin 'septem' meaning seven, as it was originally the seventh month in the ancient Roman calendar.

What day does September 2026 start on?

September 2026 starts on Tuesday, September 1st, 2026. This means the month begins mid-week, with Labor Day falling on Monday, September 7th. Starting on Tuesday provides a good distribution of weekdays and weekends throughout the month.

When is Labor Day 2026?

Labor Day 2026 falls on Monday, September 7th. Labor Day is a federal holiday that honors the American labor movement and the contributions that workers have made to the strength, prosperity, and well-being of the United States. It is celebrated on the first Monday of September each year, creating a three-day weekend. The holiday was established in 1894 and marks the unofficial end of summer.

Is Labor Day a three-day weekend in 2026?

Yes, Labor Day 2026 creates a three-day weekend from Saturday, September 5th through Monday, September 7th. This long weekend is one of the last major summer weekends and is traditionally used for end-of-summer vacations, beach trips, barbecues, and outdoor activities. It's one of the busiest travel periods of the year as families enjoy their final summer getaway.

When does fall officially begin in 2026?

Fall (Autumn) 2026 officially begins on Tuesday, September 22nd at the Autumn Equinox. This astronomical event marks the moment when the sun crosses the celestial equator, and day and night are approximately equal in length. After the autumn equinox, nights become progressively longer than days in the Northern Hemisphere until the winter solstice in December. The autumn equinox marks the official start of fall, bringing cooler temperatures and beautiful fall foliage.

How many weekdays and weekends are in September 2026?

September 2026 has 22 weekdays (Monday through Friday) and 8 weekend days (Saturdays and Sundays). With Labor Day on Monday, September 7th as a federal holiday, there are effectively 21 working days for federal employees and businesses that observe this holiday. This makes September an excellent month with a good balance of work and leisure time.

What activities are popular in September?

September offers wonderful transitional activities from summer to fall. Popular activities include: back to school events and routines; fall sports seasons beginning (especially NFL football); apple picking at orchards; early fall festivals; harvest celebrations; enjoying comfortable weather for hiking and outdoor activities; Labor Day weekend barbecues and gatherings; watching early fall foliage in northern regions; and preparing homes and gardens for the coming autumn season. The weather is typically pleasant with warm days and cooler evenings.

Why is Labor Day celebrated?

Labor Day celebrates the American labor movement and honors the contributions, achievements, and sacrifices of American workers. The holiday originated in the late 19th century during the labor union movement, when workers fought for fair wages, reasonable hours, and safe working conditions. The first Labor Day was celebrated in 1882 in New York City, and it became a federal holiday in 1894. Today, it's a day to recognize the social and economic achievements of workers and their vital role in building and sustaining the nation's strength and prosperity.

Need specific information about September 2026 holidays or fall planning? Check our full year calendar.