Vitamin D from sunlight in Greece
How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 3 cities in Greece.
| City | Latitude | Elevation | Vitamin D winter |
|---|---|---|---|
| Athens | 37.98°N | 70 m | 10 Nov – 6 Feb (89 days) |
| Thessaloníki | 40.64°N | 0 m | 31 Oct – 18 Feb (111 days) |
| Pátra | 38.25°N | 52 m | 9 Nov – 8 Feb (92 days) |
The same sun that makes vitamin D also burns. UV index and sunburn times in Greece →