Live UV forecast for 26 cities
Croatia stretches from 42.6413° to 46.3844° latitude (Northern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 7.8 in Dubrovnik (peak in June), while in Zapresic the yearly maximum is only ≈ 7.6.
| Zone | Cities | J | F | M | A | M | J | J | A | S | O | N | D | Peak |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperate | 26 | 2.5 | 3.5 | 5 | 6.4 | 7.2 | 7.7 | 7.5 | 6.8 | 5.8 | 4.5 | 3.2 | 2.4 | 7.7 |
Calculated clear-sky noon peaks at the average latitude of each zone. Real values vary with clouds, altitude and ozone.
Using Zagreb as a reference: the UV index reaches 6+ in April, May, June, July and August. In the sunniest zones (see table) SPF 30–50+ is needed almost year-round; in the mildest — only in late spring and summer.
The calculated clear-sky maximum is ≈ 7.8 — in Dubrovnik around June. Values above this occur only near the equator and in high mountains.
Dubrovnik (peak ≈ 7.8), followed by Sibenik and Solin. The mildest sun is in Zapresic (max ≈ 7.6).
In Zagreb and similar latitudes the UV reaches 6+ in April, May, June, July and August: use SPF 30–50+ on sunny days. Protection is advised from UV 3.
No — the local maximum is ≈ 7.8. UV 11+ occurs only near the equator, in deserts and high mountains.