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UV Index in Zagreb, HR

UV index


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Today's UV index in Zagreb, Croatia Croatia will be up to 1.1, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.


Today's tips

Today, the UV index suggests low sun danger (0-2) in Zagreb, reaching up to 1.1. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Zagreb Weather

Read more here about the climate and sun exposure in and around Zagreb.

UV Index in Zagreb

In Zagreb, Croatia, the UV index indicates the strength of the sun's ultraviolet (UV) radiation. During the summer months, from June to August, Zagreb experiences high UV levels, reaching a peak of around 8 to 9 on the UV index scale. It's important to protect your skin by wearing sunscreen, hats, and sunglasses, especially between 10 am and 4 pm when UV radiation is the strongest.

Weather Seasons

UV index

Zagreb has four distinct seasons: spring, summer, autumn, and winter. Spring (March to May) is mild, with average temperatures ranging from 10 °C (50 °F) to 20 °C (68 °F). Summer (June to August) is warm and sometimes hot, with temperatures often exceeding 30 °C (86 °F). Autumn (September to November) brings cool and sometimes rainy weather, while winter (December to February) is cold, with average temperatures around 0 °C (32 °F) but occasionally dropping below freezing.

Zagreb's Climate

Compared to its region, Zagreb experiences a moderate amount of sun exposure. The city is located in a landlocked area, away from the Adriatic coast, which means it doesn't benefit from the cooling sea breeze or the same intensity of the sun's direct rays. However, during the warmer months, the sun can still be strong, so it's important to be mindful of sun safety measures to avoid sunburn and potential sun damage to the skin.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Zagreb. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Zagreb (Croatia) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.