UV Index
UV Index
Today's UV index in Lillestrøm, Norway 
will be up to 4, 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 4 in Lillestrøm, 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 Lillestrøm is generally low to moderate, peaking in the summer months around 5 to 6 but rarely reaching very high levels due to its northern latitude. UV levels are lowest in winter, often near zero due to limited sunlight.
Lillestrøm experiences distinct seasons with cold, snowy winters and mild summers. Spring and autumn tend to be cool and wet. Winter temperatures often dip below freezing, while summer temperatures are usually between 15°C and 22°C (59°F to 72°F).
Compared to the wider region of southeastern Norway, Lillestrøm has a typical inland climate with less maritime influence than coastal areas. Its weather is cooler and snowier than southern neighboring countries like Denmark but milder and less snowy than far northern parts of Norway.
See the UV index hour by hour for Lillestrøm, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.