howmuchsun

Vitamin D from sunlight in Uganda

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 Uganda.

CityLatitudeElevationVitamin D winter
Kampala 0.32°N 1,223 m none
Mbarara 0.60°S 1,422 m none
Kasangati 0.44°N 1,182 m none

How these dates are calculated