Vitamin D from sunlight in Pakistan
How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 8 cities in Pakistan.
| City | Latitude | Elevation | Vitamin D winter |
|---|---|---|---|
| Lahore | 31.56°N | 216 m | none |
| Karachi | 24.86°N | 8 m | none |
| Peshawar | 34.01°N | 340 m | 13 Dec – 4 Jan (23 days) |
| Faisalabad | 31.42°N | 186 m | none |
| Rawalpindi | 33.60°N | 501 m | none |
| Gujranwala | 32.16°N | 230 m | none |
| Multan | 30.20°N | 126 m | none |
| Hyderabad | 25.40°N | 14 m | none |
The same sun that makes vitamin D also burns. UV index and sunburn times in Pakistan →