howmuchsun

Vitamin D from sunlight in Bolivia

How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 2 cities in Bolivia.

CityLatitudeElevationVitamin D winter
La Paz 16.50°S 3,782 m none
Santa Cruz de la Sierra 17.79°S 433 m none

How these dates are calculated