The sun, month by month
Sunrise and sunset in Santiago in October
On October 1 in Santiago the sun rises at 07:16 and sets at 19:47; on day 31 it rises at 06:41 and sets at 20:11. Over the month the day grows 60 minutes longer.
In Santiago (-33.5° latitude), October 2026 has 31 days whose sun rises at 07:16 and sets at 19:47 on the 1st, and at 06:41 and 20:11 on the 31th. Mid-month the day lasts 12 h 59 min and the sun reaches 66° above the horizon. Vitamin D synthesis is possible between 10:00 and 18:00, which is when the UV index reaches at least 3: at the best moment of the day about 6 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.
Where does the sun rise and set in Santiago in October?
Mid-October in Santiago: the sun rises in the east — a bearing of 102°, measured from true north — and sets in the west, at 258°. That is 12° south of due east at sunrise, and the same 12° south of due west at sunset. From the 1st to the last day of the month both points shift 13° 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 Santiago. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:51 | 07:16 | 19:47 | 20:12 | 12 h 30 min |
| 2 | 06:50 | 07:15 | 19:47 | 20:12 | 12 h 32 min |
| 3 | 06:49 | 07:14 | 19:48 | 20:13 | 12 h 35 min |
| 4 | 06:47 | 07:12 | 19:49 | 20:14 | 12 h 37 min |
| 5 | 06:46 | 07:11 | 19:50 | 20:15 | 12 h 39 min |
| 6 | 06:44 | 07:10 | 19:50 | 20:16 | 12 h 41 min |
| 7 | 06:43 | 07:08 | 19:51 | 20:16 | 12 h 43 min |
| 8 | 06:42 | 07:07 | 19:52 | 20:17 | 12 h 45 min |
| 9 | 06:40 | 07:06 | 19:53 | 20:18 | 12 h 47 min |
| 10 | 06:39 | 07:04 | 19:54 | 20:19 | 12 h 49 min |
| 11 | 06:38 | 07:03 | 19:54 | 20:20 | 12 h 51 min |
| 12 | 06:36 | 07:02 | 19:55 | 20:21 | 12 h 53 min |
| 13 | 06:35 | 07:01 | 19:56 | 20:21 | 12 h 55 min |
| 14 | 06:34 | 06:59 | 19:57 | 20:22 | 12 h 57 min |
| 15 | 06:33 | 06:58 | 19:58 | 20:23 | 12 h 59 min |
| 16 | 06:31 | 06:57 | 19:58 | 20:24 | 13 h 01 min |
| 17 | 06:30 | 06:56 | 19:59 | 20:25 | 13 h 03 min |
| 18 | 06:29 | 06:55 | 20:00 | 20:26 | 13 h 05 min |
| 19 | 06:28 | 06:53 | 20:01 | 20:27 | 13 h 07 min |
| 20 | 06:26 | 06:52 | 20:02 | 20:27 | 13 h 09 min |
| 21 | 06:25 | 06:51 | 20:03 | 20:28 | 13 h 11 min |
| 22 | 06:24 | 06:50 | 20:03 | 20:29 | 13 h 13 min |
| 23 | 06:23 | 06:49 | 20:04 | 20:30 | 13 h 15 min |
| 24 | 06:22 | 06:48 | 20:05 | 20:31 | 13 h 17 min |
| 25 | 06:21 | 06:47 | 20:06 | 20:32 | 13 h 19 min |
| 26 | 06:20 | 06:46 | 20:07 | 20:33 | 13 h 21 min |
| 27 | 06:19 | 06:45 | 20:08 | 20:34 | 13 h 23 min |
| 28 | 06:18 | 06:44 | 20:09 | 20:35 | 13 h 25 min |
| 29 | 06:17 | 06:43 | 20:10 | 20:36 | 13 h 27 min |
| 30 | 06:16 | 06:42 | 20:10 | 20:37 | 13 h 28 min |
| 31 | 06:15 | 06:41 | 20:11 | 20:38 | 13 h 30 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in October?
In October, the typical synthesis window in Santiago runs from 10:00 to 18:00: with medium skin and a t-shirt, ~6 min at the best moment is enough.
See the Santiago vitamin D guideCommon questions about the sun in Santiago in October
- Where does the sun set in Santiago in October?
- Mid-October in Santiago: the sun sets in the west, a bearing of 258° measured from true north, which is 12° south of due west. It rises in the east, at 102°. Over the month both points shift 13° south.
- How much daylight does Santiago gain in October?
- Over October the day gets 60 minutes longer in Santiago: on October 1 the sun rises at 07:16 and sets at 19:47, and on day 31 it rises at 06:41 and sets at 20:11.
- How many hours of daylight does Santiago get in October?
- In mid-October the day lasts 12 h 59 min in Santiago, from sunrise at 06:58 to sunset at 19:58. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Santiago in October?
- In mid-October the sky starts to get light at 06:33 in Santiago, when the sun is 6° below the horizon, and the sun itself does not rise until 06:58. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Santiago in October?
- It's not the same time as sunset. In mid-October in Santiago the sun sets at 19:58, but there is still light: civil twilight does not end until 20:23, 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 Santiago in October?
- In mid-October, between 10:00 and 18:00: that is the stretch of the day when the UV index reaches 3 in Santiago, the minimum for the skin to make vitamin D. At the best moment of the day about 6 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.