howmuchsun

Vitamin D from sunlight in Saint Pierre and Miquelon

How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 1 city in Saint Pierre and Miquelon.

CityLatitudeElevationVitamin D winter
Saint-Pierre 46.78°N 30 m 13 Oct – 9 Mar (148 days)

How these dates are calculated