UV Index
UV Index
Today's UV index in Luton, United Kingdom 
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: 2025-05-13
With a UV index reaching up to 5.2 in Luton, 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 Luton is generally low to moderate throughout the year, rarely exceeding a level of 5. Peak UV levels occur during late spring and summer months, especially in June and July.
Luton experiences mild summers and cold winters with regular rainfall spread evenly across the year. Spring and autumn bring moderate temperatures and occasional windy days. Snowfall is infrequent but possible during winter.
Compared to the rest of the UK, Luton has a typical southeast England climate, slightly warmer and drier than northern areas. It is similar to nearby London but cooler and less urbanized than coastal cities like Brighton.
See the UV index hour by hour for Luton, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.