Lisbon
Vitamin D from the sun in Lisbon
9 months of sun
In Lisbon you can synthesize vitamin D from February to October.
From November to January synthesis isn't possible — this is when a supplement can help.
Lisbon: we'll tell you the days you can make vitamin D.
Loading notifications…Today's sun in Lisbon
Today's sunrise, sunset, golden hour and day length.
Year-round profile in Lisbon
Daily hours with enough sun to synthesize vitamin D across the year.
Seasonal windows
- March: between 11:00 and 16:00, about 10 min for 1000 IU.
- June: between 09:00 and 17:00, about 6 min for 1000 IU.
- September: between 10:00 and 16:00, about 8 min for 1000 IU.
- December: synthesis isn't possible.
Estimated for Fitzpatrick type III skin, arms and face exposed, clear sky.
When to supplement in Lisbon
During the months without solar synthesis, vitamin D comes only from food or a supplement. It is usually taken as D3, often with magnesium — which the body needs to activate it — and vitamin K (as K2), which contributes to the maintenance of normal bones.
More about supplementsSunrise and sunset by month in Lisbon
How sunrise, sunset and day length change over the year.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| 07:54 | 17:38 | 9 h 44 min | |
| 07:30 | 18:12 | 10 h 42 min | |
| 06:51 | 18:41 | 11 h 50 min | |
| 07:02 | 20:12 | 13 h 10 min | |
| 06:25 | 20:41 | 14 h 16 min | |
| 06:11 | 21:03 | 14 h 52 min | |
| 06:24 | 21:01 | 14 h 37 min | |
| 06:51 | 20:31 | 13 h 40 min | |
| 07:20 | 19:42 | 12 h 23 min | |
| 07:48 | 18:55 | 11 h 06 min | |
| 07:22 | 17:22 | 10 h 00 min | |
| 07:48 | 17:16 | 9 h 28 min |
Approximate values for mid-month (the 15th).
Frequently asked questions about vitamin D in Lisbon
- Can I get vitamin D from the sun in winter in Lisbon?
- In Lisbon you can synthesize vitamin D from February to October.
- How many minutes of sun do I need in Lisbon?
- In summer, about 10 minutes with arms and face exposed is enough for 1000 IU (Fitzpatrick type III skin, clear sky).
- What time does the sun rise and set in Lisbon?
- It shifts with the seasons: in June the sun rises around 06:11 and sets around 21:03; in December it rises around 07:48 and sets around 17:16.
- What is the longest day of the year in Lisbon?
- Longest day: June, with about 15 h of daylight. Shortest day: December, with about 9 h.
- When is golden hour in Lisbon?
- It's roughly the last hour before sunset: in June it starts around 20:23 and in December around 16:35.