UV Index
UV Index
Today's UV index in Zakynthos, Greece 
will be up to 8.3, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-06-21
With a UV index of 8.3 in Zakynthos, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Zakynthos, Greece, has a UV index that can reach very high levels, especially during summer months, often peaking around 9 to 11, indicating strong sun exposure.
The weather in Zakynthos is typically warm and sunny in summer, with mild, wetter winters. Spring and autumn are pleasant with moderate temperatures and less rain than winter.
Compared to other parts of Greece and neighboring countries like Italy, Zakynthos enjoys milder winters and slightly higher humidity due to its island location, making it more temperate and less harsh than inland areas.
See the UV index hour by hour for Zakynthos, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.