UV Index
UV Index
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Today's UV index in Pori, Finland 
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 Pori, 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 Pori, Finland is generally low due to its northern location. On average, the UV index reaches 3 or below, which is considered low. However, during the summer months, the UV index can reach as high as 6, so sun protection is still important.
Pori experiences four distinct seasons, each with its own unique weather patterns. Winters are long and cold, with temperatures often below freezing. Spring brings milder temperatures and more daylight. Summers are short but warm, with temperatures averaging around 17°C (63°F). Autumn sees a gradual cooling of temperatures and a decrease in daylight hours.
Compared to its region and neighboring countries, Pori has a relatively mild climate. Its coastal location helps to moderate temperatures, making it warmer than many other parts of Finland. However, it still experiences the cold winters typical of the region. Neighboring countries such as Sweden and Norway have colder climates due to their higher latitudes and interior locations.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Pori. It's designed to provide you with a better understanding of the yearly weather and sun exposure.