Vitamin D

The sun, month by month

Sunrise and sunset in Lisbon in January

On January 1 in Lisbon the sun rises at 07:55 and sets at 17:26; on day 31 it rises at 07:45 and sets at 17:55. Over the month the day grows 39 minutes longer.

Sunrise07:54
Sunset17:38
Golden hour16:57–17:38
Day length9 h 44 min

Where does the sun rise and set in Lisbon in January?

Where it risesSoutheast117°
Where it setsSouthwest243°

Mid-January in Lisbon: the sun rises in the southeast — a bearing of 117°, measured from true north — and sets in the southwest, at 243°. That is 27° south of due east at sunrise, and the same 27° south of due west at sunset. From the 1st to the last day of the month both points shift 7° 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 Lisbon. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
107:2507:5517:2617:559 h 31 min
207:2507:5517:2617:569 h 31 min
307:2507:5517:2717:579 h 32 min
407:2607:5517:2817:589 h 33 min
507:2607:5517:2917:589 h 34 min
607:2607:5517:3017:599 h 34 min
707:2607:5517:3018:009 h 35 min
807:2607:5517:3118:019 h 36 min
907:2607:5517:3218:029 h 37 min
1007:2607:5517:3318:039 h 38 min
1107:2507:5517:3418:039 h 39 min
1207:2507:5517:3518:049 h 41 min
1307:2507:5417:3618:059 h 42 min
1407:2507:5417:3718:069 h 43 min
1507:2507:5417:3818:079 h 44 min
1607:2407:5317:3918:089 h 46 min
1707:2407:5317:4018:099 h 47 min
1807:2407:5317:4118:109 h 48 min
1907:2307:5217:4218:119 h 50 min
2007:2307:5217:4318:129 h 51 min
2107:2307:5117:4418:139 h 53 min
2207:2207:5117:4518:149 h 54 min
2307:2207:5017:4618:159 h 56 min
2407:2107:5017:4718:169 h 58 min
2507:2107:4917:4918:179 h 59 min
2607:2007:4917:5018:1810 h 01 min
2707:1907:4817:5118:1910 h 03 min
2807:1907:4717:5218:2010 h 05 min
2907:1807:4717:5318:2110 h 06 min
3007:1807:4617:5418:2210 h 08 min
3107:1707:4517:5518:2310 h 10 min

Approximate astronomical values: they can shift a minute or two from year to year.

What about vitamin D in January?

In January the sun doesn't climb high enough in Lisbon for vitamin D synthesis: the season to mind your diet or consider supplementation.

See the Lisbon vitamin D guide

Common questions about the sun in Lisbon in January

Where does the sun set in Lisbon in January?
Mid-January in Lisbon: the sun sets in the southwest, a bearing of 243° measured from true north, which is 27° south of due west. It rises in the southeast, at 117°. Over the month both points shift 7° north.
How much daylight does Lisbon gain in January?
Over January the day gets 39 minutes longer in Lisbon: on January 1 the sun rises at 07:55 and sets at 17:26, and on day 31 it rises at 07:45 and sets at 17:55.
How many hours of daylight does Lisbon get in January?
In mid-January the day lasts 9 h 44 min in Lisbon, from sunrise at 07:54 to sunset at 17:38. The table has the day length for each of the 31 days of the month.
What time does it start to get light in Lisbon in January?
In mid-January the sky starts to get light at 07:25 in Lisbon, when the sun is 6° below the horizon, and the sun itself does not rise until 07:54. The “Dawn” column of the table gives that time for every day of the month.
What time does it get dark in Lisbon in January?
It's not the same time as sunset. In mid-January in Lisbon the sun sets at 17:38, but there is still light: civil twilight does not end until 18:07, 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 Lisbon in January?
At no time of day. Not even at midday on January 15 does the UV index reach 3 in Lisbon, and below that minimum the skin makes no vitamin D, however long you stay out. In January it is the season to mind your diet or consider supplementation.