The sun, month by month
Sunrise and sunset in Paris in September
On September 1 in Paris the sun rises at 07:09 and sets at 20:31; on day 30 it rises at 07:52 and sets at 19:27. Over the month the day gets 107 minutes shorter.
Where does the sun rise and set in Paris in September?
Mid-September in Paris: the sun rises in the east — a bearing of 86°, measured from true north — and sets in the west, at 274°. That is 4° north of due east at sunrise, and the same 4° north of due west at sunset. From the 1st to the last day of the month both points shift 18° south.
Approximate bearings: they can be a couple of degrees out. They are measured from true north, not the north a phone compass points to.
Day by day
All times are local to Paris. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:37 | 07:09 | 20:31 | 21:04 | 13 h 22 min |
| 2 | 06:38 | 07:11 | 20:29 | 21:01 | 13 h 18 min |
| 3 | 06:40 | 07:12 | 20:27 | 20:59 | 13 h 15 min |
| 4 | 06:41 | 07:14 | 20:25 | 20:57 | 13 h 11 min |
| 5 | 06:43 | 07:15 | 20:22 | 20:55 | 13 h 07 min |
| 6 | 06:44 | 07:17 | 20:20 | 20:52 | 13 h 04 min |
| 7 | 06:46 | 07:18 | 20:18 | 20:50 | 13 h 00 min |
| 8 | 06:47 | 07:20 | 20:16 | 20:48 | 12 h 56 min |
| 9 | 06:49 | 07:21 | 20:14 | 20:46 | 12 h 53 min |
| 10 | 06:51 | 07:22 | 20:11 | 20:43 | 12 h 49 min |
| 11 | 06:52 | 07:24 | 20:09 | 20:41 | 12 h 45 min |
| 12 | 06:54 | 07:25 | 20:07 | 20:39 | 12 h 42 min |
| 13 | 06:55 | 07:27 | 20:05 | 20:37 | 12 h 38 min |
| 14 | 06:57 | 07:28 | 20:03 | 20:34 | 12 h 34 min |
| 15 | 06:58 | 07:30 | 20:00 | 20:32 | 12 h 30 min |
| 16 | 07:00 | 07:31 | 19:58 | 20:30 | 12 h 27 min |
| 17 | 07:01 | 07:33 | 19:56 | 20:28 | 12 h 23 min |
| 18 | 07:03 | 07:34 | 19:54 | 20:25 | 12 h 19 min |
| 19 | 07:04 | 07:36 | 19:51 | 20:23 | 12 h 16 min |
| 20 | 07:06 | 07:37 | 19:49 | 20:21 | 12 h 12 min |
| 21 | 07:07 | 07:39 | 19:47 | 20:19 | 12 h 08 min |
| 22 | 07:09 | 07:40 | 19:45 | 20:16 | 12 h 05 min |
| 23 | 07:10 | 07:42 | 19:43 | 20:14 | 12 h 01 min |
| 24 | 07:12 | 07:43 | 19:40 | 20:12 | 11 h 57 min |
| 25 | 07:13 | 07:45 | 19:38 | 20:10 | 11 h 54 min |
| 26 | 07:15 | 07:46 | 19:36 | 20:07 | 11 h 50 min |
| 27 | 07:16 | 07:48 | 19:34 | 20:05 | 11 h 46 min |
| 28 | 07:18 | 07:49 | 19:32 | 20:03 | 11 h 42 min |
| 29 | 07:19 | 07:51 | 19:29 | 20:01 | 11 h 39 min |
| 30 | 07:21 | 07:52 | 19:27 | 19:59 | 11 h 35 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in September?
In September, the typical synthesis window in Paris runs from 12:00 to 16:00: with medium skin and a t-shirt, ~13 min at the best moment is enough.
See the Paris vitamin D guideCommon questions about the sun in Paris in September
- Where does the sun set in Paris in September?
- Mid-September in Paris: the sun sets in the west, a bearing of 274° measured from true north, which is 4° north of due west. It rises in the east, at 86°. Over the month both points shift 18° south.
- How much daylight does Paris lose in September?
- Over September the day gets 107 minutes shorter in Paris: on September 1 the sun rises at 07:09 and sets at 20:31, and on day 30 it rises at 07:52 and sets at 19:27.
- How many hours of daylight does Paris get in September?
- In mid-September the day lasts 12 h 30 min in Paris, from sunrise at 07:30 to sunset at 20:00. The table has the day length for each of the 30 days of the month.
- What time does it start to get light in Paris in September?
- In mid-September the sky starts to get light at 06:58 in Paris, when the sun is 6° below the horizon, and the sun itself does not rise until 07:30. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Paris in September?
- It's not the same time as sunset. In mid-September in Paris the sun sets at 20:00, but there is still light: civil twilight does not end until 20:32, when the sun reaches 6° below the horizon and usable outdoor light runs out. The “Dusk” column of the table gives that time day by day.
- What time of day can you make vitamin D in Paris in September?
- In mid-September, between 12:00 and 16:00: that is the stretch of the day when the UV index reaches 3 in Paris, the minimum for the skin to make vitamin D. At the best moment of the day about 13 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.