Vitamin D

The sun, month by month

Sunrise and sunset in Bogota in October

On October 1 in Bogota the sun rises at 05:43 and sets at 17:47; on day 31 it rises at 05:41 and sets at 17:38. Over the month the day gets 7 minutes shorter.

In Bogota (4.7° latitude), October 2026 has 31 days whose sun rises at 05:43 and sets at 17:47 on the 1st, and at 05:41 and 17:38 on the 31th. Mid-month the day lasts 12 h 00 min and the sun reaches 76° above the horizon. Vitamin D synthesis is possible between 08:00 and 16:00, which is when the UV index reaches at least 3: at the best moment of the day about 3 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.

Sunrise05:41
Sunset17:42
Golden hour17:14–17:42
Day length12 h 00 min

Where does the sun rise and set in Bogota in October?

Where it risesEast100°
Where it setsWest260°

Mid-October in Bogota: the sun rises in the east — a bearing of 100°, measured from true north — and sets in the west, at 260°. That is 10° south of due east at sunrise, and the same 10° south of due west at sunset. From the 1st to the last day of the month both points shift 11° 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 Bogota. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
105:2205:4317:4718:0812 h 04 min
205:2205:4317:4718:0712 h 04 min
305:2205:4317:4618:0712 h 03 min
405:2205:4317:4618:0712 h 03 min
505:2205:4217:4518:0612 h 03 min
605:2105:4217:4518:0612 h 03 min
705:2105:4217:4518:0512 h 02 min
805:2105:4217:4418:0512 h 02 min
905:2105:4217:4418:0512 h 02 min
1005:2105:4217:4318:0412 h 02 min
1105:2105:4217:4318:0412 h 01 min
1205:2105:4117:4318:0412 h 01 min
1305:2005:4117:4218:0312 h 01 min
1405:2005:4117:4218:0312 h 01 min
1505:2005:4117:4218:0312 h 00 min
1605:2005:4117:4118:0212 h 00 min
1705:2005:4117:4118:0212 h 00 min
1805:2005:4117:4118:0212 h 00 min
1905:2005:4117:4018:0211 h 59 min
2005:2005:4117:4018:0111 h 59 min
2105:2005:4117:4018:0111 h 59 min
2205:2005:4117:4018:0111 h 59 min
2305:2005:4117:3918:0111 h 59 min
2405:2005:4117:3918:0111 h 58 min
2505:2005:4117:3918:0011 h 58 min
2605:2005:4117:3918:0011 h 58 min
2705:2005:4117:3918:0011 h 58 min
2805:2005:4117:3918:0011 h 57 min
2905:2005:4117:3818:0011 h 57 min
3005:2005:4117:3818:0011 h 57 min
3105:2005:4117:3818:0011 h 57 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 Bogota runs from 08:00 to 16:00: with medium skin and a t-shirt, ~3 min at the best moment is enough.

See the Bogota vitamin D guide

Common questions about the sun in Bogota in October

Where does the sun set in Bogota in October?
Mid-October in Bogota: the sun sets in the west, a bearing of 260° measured from true north, which is 10° south of due west. It rises in the east, at 100°. Over the month both points shift 11° south.
How much daylight does Bogota lose in October?
Over October the day gets 7 minutes shorter in Bogota: on October 1 the sun rises at 05:43 and sets at 17:47, and on day 31 it rises at 05:41 and sets at 17:38.
How many hours of daylight does Bogota get in October?
In mid-October the day lasts 12 h 00 min in Bogota, from sunrise at 05:41 to sunset at 17:42. The table has the day length for each of the 31 days of the month.
What time does it start to get light in Bogota in October?
In mid-October the sky starts to get light at 05:20 in Bogota, when the sun is 6° below the horizon, and the sun itself does not rise until 05:41. The “Dawn” column of the table gives that time for every day of the month.
What time does it get dark in Bogota in October?
It's not the same time as sunset. In mid-October in Bogota the sun sets at 17:42, but there is still light: civil twilight does not end until 18:03, 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 Bogota in October?
In mid-October, between 08:00 and 16:00: that is the stretch of the day when the UV index reaches 3 in Bogota, the minimum for the skin to make vitamin D. At the best moment of the day about 3 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.