UV Index
UV Index
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Today's UV index in Rouen, France 
will be up to 0.7, 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, the UV index suggests low sun danger (0-2) in Rouen, reaching up to 0.7. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Rouen.
The UV index in Rouen, France, can reach high levels during the summer months. In July and August, the UV index can range from 7 to 9 (high to very high), which means there is a high risk of sunburn. It is important to protect yourself by wearing sunscreen, hats, and sunglasses when spending time outdoors to avoid harmful effects from the sun's ultraviolet rays.
Rouen experiences four distinct seasons throughout the year. In spring (March to May), temperatures gradually rise, ranging from around 5 °C (41 °F) to 15 °C (59 °F). Summers (June to August) are generally warm, with temperatures ranging from 15 °C (59 °F) to 25 °C (77 °F). Autumn (September to November) brings cooler temperatures, ranging from 10 °C (50 °F) to 20 °C (68 °F), and colorful foliage. Winters (December to February) can be cold, with temperatures averaging around 3 °C (37 °F), occasionally dropping below freezing.
Compared to its region, Rouen enjoys a moderate amount of sunlight throughout the year. The region of Normandy, where Rouen is located, benefits from mild summers and mild to cool winters, providing a comfortable climate for residents and visitors. While it does not experience the same level of sun exposure as southern parts of France, it still offers plenty of sunny days, particularly during the summer months. It is important to be aware of sun protection measures even in regions with moderate sun exposure.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Rouen. It's designed to provide you with a better understanding of the yearly weather and sun exposure.