howmuchsun

Vitamin D from sunlight in Cambodia

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 Cambodia.

CityLatitudeElevationVitamin D winter
Phnom Penh 11.56°N 20 m none
Takeo 10.99°N 12 m none
Siem Reap 13.36°N 18 m none

How these dates are calculated