UV index and sunburn time in Jersey
Peak UV index and how quickly unprotected skin burns, for 1 city in Jersey.
| City | Peak UV | Category | Month | Burns after |
|---|---|---|---|---|
| Saint Helier | 7.4 | High | July | 32 min |
The same UV also drives vitamin D synthesis — and stops entirely for part of the year at higher latitudes. Vitamin D winters in Jersey →
Burn times are for skin type III with no sunscreen. How these are calculated