UV Index in Split, Croatia

Last updated: May 3, 2025

Understanding the UV Index in Split, Croatia, is essential for both residents and visitors alike. With the city’s Mediterranean climate characterized by plenty of sunshine, awareness of UV levels is crucial for preventing sunburn and protecting skin health. During peak daylight hours, particularly between 11:00 AM and 2:00 PM, the UV Index can soar to levels 7-8, indicating a high risk of harm from unprotected sun exposure. By staying informed about these levels, you can safeguard yourself against the harmful effects of UV radiation while enjoying the beautiful Croatian sun.

Hourly UV Index in Split

As the sun rises, the UV Index gradually climbs, reaching a maximum of 8 between 12:00 PM and 2:00 PM—the peak hours for sun exposure. Starting at a low 1 at 7:00 AM, the index steadily increases, hitting 5 by 10:00 AM and escalating to 7 at 11:00 AM. This intense exposure continues through the afternoon, maintaining a high of 8 at 12:00 PM, 1:00 PM, and 2:00 PM. However, by 3:00 PM, it starts to dip to 6 and further drops to 4 at 4:00 PM. The evening brings a welcome respite, with the UV Index falling back to 1 by 7:00 PM, signaling a safe time to enjoy outdoor activities without the risk of overexposure. Remember to stay protected during those peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:002low45 min
09:004moderate30 min
10:005moderate30 min
11:007high25 min
12:008very high15 min
13:008very high15 min
14:008very high15 min
15:006high25 min
16:004moderate30 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Split

The UV Index exhibits significant seasonal variation, peaking during the summer months. January and December have low UV levels (Index 2), allowing for a safer outdoor experience with burn times of 45 minutes. However, as spring progresses into summer, the levels rise sharply, particularly from May to August, where the index reaches very high levels of 8-10 and burn times drop to just 15 minutes. March and April also present high UV risks with indices of 6 and 7, respectively. The high-risk months where caution is crucial are from May through August. Visitors and residents are advised to take appropriate precautions during these months, such as seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of sunburn and skin damage. As the season transitions into fall, UV levels decrease, allowing for longer burn times again in September and October.

Monthly Maximum UV Index for Split, Croatia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Split. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec24678101097532
Data source: Statistical UV Index data for Split, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Split UV Index with Other Croatia Cities

The table above highlights how UV exposure in Split compares to other major locations across Croatia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Split's solar exposure compared to other cities in Croatia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Osijek UVI235689987532
Zagreb UVI235689986532
Rijeka UVI235689987532
Zadar UVI245789987532
Split24678101097532