Mariehamn UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index4.2
- Avg Clouds16%
- Max Temp21 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Mariehamn, Åland Islands 
will reach a high of 4.2 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-12
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
Mariehamn's UV Index
The UV index in Mariehamn, Åland Islands, is usually low to moderate, often ranging between 1 and 5 throughout the year, peaking during summer months like June and July.
Weather Seasons
Mariehamn experiences cool winters with temperatures often below freezing and mild summers with temperatures around 15-20°C. Rainfall is fairly even year-round, with slightly wetter autumn months.
Mariehamn's Climate
Compared to mainland Finland, Mariehamn has milder winters and cooler summers due to its island location. It tends to have less snow and more moderate temperatures than neighboring countries like Sweden and Estonia.
Hourly UV Index Trend
See the UV index hour by hour for Mariehamn. When the level is high, it's smart to find some shade.
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