howmuchsun

Vitamin D from sunlight in Democratic Republic of the Congo

How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 5 cities in Democratic Republic of the Congo.

CityLatitudeElevationVitamin D winter
Kinshasa 4.33°S 281 m none
Lubumbashi 11.66°S 1,260 m none
Mbuji-Mayi 6.14°S 621 m none
Kananga 5.90°S 643 m none
Kisangani 0.52°N 400 m none

How these dates are calculated