The sun, month by month
Sunrise and sunset in Santiago in March
On March 1 in Santiago the sun rises at 07:30 and sets at 20:22; on day 31 it rises at 07:53 and sets at 19:42. Over the month the day gets 63 minutes shorter.
In Santiago (-33.5° latitude), March 2026 has 31 days whose sun rises at 07:30 and sets at 20:22 on the 1st, and at 07:53 and 19:42 on the 31th. Mid-month the day lasts 12 h 23 min and the sun reaches 59° above the horizon. Vitamin D synthesis is possible between 11:00 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 March?
Mid-March in Santiago: the sun rises in the east — a bearing of 94°, measured from true north — and sets in the west, at 266°. That is 4° south of due east at sunrise, and the same 4° south of due west at sunset. From the 1st to the last day of the month both points shift 14° north.
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 | 07:04 | 07:30 | 20:22 | 20:47 | 12 h 52 min |
| 2 | 07:05 | 07:30 | 20:21 | 20:46 | 12 h 50 min |
| 3 | 07:06 | 07:31 | 20:19 | 20:45 | 12 h 48 min |
| 4 | 07:07 | 07:32 | 20:18 | 20:43 | 12 h 46 min |
| 5 | 07:08 | 07:33 | 20:17 | 20:42 | 12 h 44 min |
| 6 | 07:09 | 07:34 | 20:16 | 20:41 | 12 h 42 min |
| 7 | 07:09 | 07:35 | 20:14 | 20:39 | 12 h 40 min |
| 8 | 07:10 | 07:35 | 20:13 | 20:38 | 12 h 38 min |
| 9 | 07:11 | 07:36 | 20:12 | 20:37 | 12 h 36 min |
| 10 | 07:12 | 07:37 | 20:10 | 20:35 | 12 h 34 min |
| 11 | 07:13 | 07:38 | 20:09 | 20:34 | 12 h 31 min |
| 12 | 07:14 | 07:39 | 20:08 | 20:33 | 12 h 29 min |
| 13 | 07:14 | 07:39 | 20:06 | 20:31 | 12 h 27 min |
| 14 | 07:15 | 07:40 | 20:05 | 20:30 | 12 h 25 min |
| 15 | 07:16 | 07:41 | 20:04 | 20:29 | 12 h 23 min |
| 16 | 07:17 | 07:42 | 20:02 | 20:27 | 12 h 21 min |
| 17 | 07:18 | 07:42 | 20:01 | 20:26 | 12 h 19 min |
| 18 | 07:18 | 07:43 | 20:00 | 20:25 | 12 h 17 min |
| 19 | 07:19 | 07:44 | 19:58 | 20:23 | 12 h 14 min |
| 20 | 07:20 | 07:45 | 19:57 | 20:22 | 12 h 12 min |
| 21 | 07:21 | 07:45 | 19:56 | 20:20 | 12 h 10 min |
| 22 | 07:21 | 07:46 | 19:54 | 20:19 | 12 h 08 min |
| 23 | 07:22 | 07:47 | 19:53 | 20:18 | 12 h 06 min |
| 24 | 07:23 | 07:48 | 19:51 | 20:16 | 12 h 04 min |
| 25 | 07:24 | 07:48 | 19:50 | 20:15 | 12 h 02 min |
| 26 | 07:24 | 07:49 | 19:49 | 20:13 | 11 h 59 min |
| 27 | 07:25 | 07:50 | 19:47 | 20:12 | 11 h 57 min |
| 28 | 07:26 | 07:51 | 19:46 | 20:11 | 11 h 55 min |
| 29 | 07:27 | 07:51 | 19:45 | 20:09 | 11 h 53 min |
| 30 | 07:27 | 07:52 | 19:43 | 20:08 | 11 h 51 min |
| 31 | 07:28 | 07:53 | 19:42 | 20:07 | 11 h 49 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in March?
In March, the typical synthesis window in Santiago runs from 11:00 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 March
- Where does the sun set in Santiago in March?
- Mid-March in Santiago: the sun sets in the west, a bearing of 266° measured from true north, which is 4° south of due west. It rises in the east, at 94°. Over the month both points shift 14° north.
- How much daylight does Santiago lose in March?
- Over March the day gets 63 minutes shorter in Santiago: on March 1 the sun rises at 07:30 and sets at 20:22, and on day 31 it rises at 07:53 and sets at 19:42.
- How many hours of daylight does Santiago get in March?
- In mid-March the day lasts 12 h 23 min in Santiago, from sunrise at 07:41 to sunset at 20:04. 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 March?
- In mid-March the sky starts to get light at 07:16 in Santiago, when the sun is 6° below the horizon, and the sun itself does not rise until 07:41. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Santiago in March?
- It's not the same time as sunset. In mid-March in Santiago the sun sets at 20:04, but there is still light: civil twilight does not end until 20:29, 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 March?
- In mid-March, between 11:00 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.