UV index and sunburn time in Colombia
Peak UV index and how quickly unprotected skin burns, for 4 cities in Colombia.
| City | Peak UV | Category | Month | Burns after |
|---|---|---|---|---|
| Bogotá | 19.1 | Extreme | September | 12 min |
| Cali | 17.3 | Extreme | March | 14 min |
| Medellín | 17.7 | Extreme | September | 13 min |
| Barranquilla | 15.8 | Extreme | August | 15 min |
The same UV also drives vitamin D synthesis — and stops entirely for part of the year at higher latitudes. Vitamin D winters in Colombia →
Burn times are for skin type III with no sunscreen. How these are calculated