UV Index
UV Index
Today's UV index in Delft, Netherlands 
will be up to 5.2, indicating a moderate level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index reaching up to 5.2 in Delft, 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 Delft is usually low to moderate, often ranging from 1 to 5 throughout the year. It can reach higher levels around midday in the summer months, especially in June and July.
Delft experiences four distinct seasons with mild summers, cool winters, and moderate rainfall spread evenly across the year. Spring and autumn are often changeable, with a mix of sunny and rainy days.
Compared to other parts of the Netherlands, Delft's weather is typical for the region, with slightly milder temperatures than northern cities. It is cooler and wetter than many southern European countries like Spain or Italy but similar to nearby Belgium and Germany.
See the UV index hour by hour for Delft, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.