UV Index
UV Index
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Today's UV index in Heraklion, Greece 
will be up to 3.4, indicating a moderate level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
With a UV index reaching up to 3.4 in Heraklion, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
The UV index in Heraklion, Greece, can reach high levels during the summer months, with a maximum index of 11. It is important to take necessary precautions to protect yourself from the harmful effects of UV rays.
Heraklion experiences a Mediterranean climate, with hot, dry summers and mild, wet winters. Spring and autumn are transitional seasons with pleasant temperatures and moderate rainfall. July and August are the hottest months, with temperatures often exceeding 30°C (86°F).
Compared to its region and neighboring countries, Heraklion's climate is relatively mild. The city receives more rainfall than some other parts of Greece and the Mediterranean, but still less than many northern and central European countries. Winters are milder than in many parts of Europe, and summers are cooler than in inland regions of Greece or neighboring countries like Turkey and Egypt.