🌅 St. Louis Sunrise & Sunset Calendar
🇺🇸 United States · America/Chicago
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 🌄 05:30 🌇 18:29 | ||||||
| 2 🌄 05:31 🌇 18:28 | 3 🌄 05:32 🌇 18:26 | 4 🌄 05:33 🌇 18:24 | 5 🌄 05:34 🌇 18:23 | 6 🌄 05:35 🌇 18:21 | 7 🌄 05:36 🌇 18:20 | 8 🌄 05:37 🌇 18:18 |
| 9 🌄 05:37 🌇 18:17 | 10 🌄 05:38 🌇 18:15 | 11 🌄 05:39 🌇 18:13 | 12 🌄 05:40 🌇 18:12 | 13 🌄 05:41 🌇 18:10 | 14 🌄 05:42 🌇 18:09 | 15 🌄 05:43 🌇 18:07 |
| 16 🌄 05:44 🌇 18:06 | 17 🌄 05:44 🌇 18:04 | 18 🌄 05:45 🌇 18:02 | 19 🌄 05:46 🌇 18:01 | 20 🌄 05:47 🌇 17:59 | 21 🌄 05:48 🌇 17:58 | 22 🌄 05:49 🌇 17:56 |
| 23 🌄 05:50 🌇 17:54 | 24 🌄 05:51 🌇 17:53 | 25 🌄 05:52 🌇 17:51 | 26 🌄 05:52 🌇 17:50 | 27 🌄 05:53 🌇 17:48 | 28 🌄 05:54 🌇 17:46 | 29 🌄 05:55 🌇 17:45 |
| 30 🌄 05:56 🌇 17:43 |
All times in local time for St. Louis (America/Chicago).
Shortening days in St. Louis through September 2040
Daylight shortens through September 2040 in St. Louis, United States, moving from 12h 58m on the first days to 11h 47m on the last — a swing of about 71 minutes. That works out to roughly 17 minutes a week.
The earliest sunrise falls at 05:30 on September 1 and the latest at 05:56 on September 30, while sunset ranges from 17:43 on September 30 to 18:29 on September 1.
This is autumn in the northern hemisphere, so the trend above is what you'd expect for the season. September also brings the autumn equinox around September 22, a turning point in the year's light. Use the grid above to plan early starts, golden-hour photos, workouts, travel and commutes around the sun in St. Louis.
About the St. Louis Sunrise & Sunset Calendar
This calendar shows the sunrise and sunset time in St. Louis, United States for every day of September 2040. All times are shown in St. Louis's local time (America/Chicago), with daylight saving changes applied automatically.
Each day's cell shows the local 🌄 sunrise and 🌇 sunset time, so you can see at a glance how daylight grows and shrinks through the month — useful for photography, travel, prayer planning, gardening, fitness and organising your day around the sun.
How to use this calendar
- Search any city using the box at the top to jump to its full monthly calendar.
- Change month with the ← and → arrows above the grid.
- Print or save a clean copy with the 🖨️ Print button.
Frequently Asked Questions
What time does the sun rise in St. Louis in September 2040?
In September 2040, sunrise in St. Louis, United States ranges from about 05:30 on September 1 (its earliest) to 05:56 on September 30 (its latest). Each day's exact time is in the calendar above.
What time does the sun set in St. Louis in September 2040?
Sunset in St. Louis, United States during September 2040 runs from 17:43 on September 30 to 18:29 on September 1.
How much daylight does St. Louis get in September 2040?
St. Louis, United States has between 12h 58m and 11h 47m of daylight per day in September 2040, decreases by about 71 minutes across the month.
When are the days longest and shortest in St. Louis?
Daylight peaks around the summer solstice (about June 21 in the northern hemisphere, December 21 in the southern) and bottoms out at the winter solstice. Browse the months above to watch the change.
Are the sunrise and sunset times for St. Louis accurate?
Times are calculated from the location's exact latitude, longitude and time zone using standard astronomical algorithms, accurate to about a minute. Local terrain such as hills or tall buildings can slightly shift when the sun actually appears or disappears.
What time zone are the St. Louis calendar times shown in?
All times are shown in St. Louis's local time, with daylight saving changes applied automatically, so you can read them directly with no conversion.