Cascais UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index7.6
- Avg Clouds51%
- Max Temp26.8 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cascais, Portugal 
will reach a high of 7.6 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-22
Hourly Forecast Chart
Today's Safety Tips
Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.
Cascais's UV Index
The UV index in Cascais, Portugal, can reach high levels, especially during the summer months, often ranging from 7 to 10. In winter, the UV index is lower, typically between 2 and 5.
Weather Seasons
Cascais experiences mild, wet winters and warm, dry summers. Spring and autumn are pleasant with moderate temperatures and less rain. Summer temperatures often reach the mid-20s Celsius (mid-70s Fahrenheit).
Cascais's Climate
Compared to other parts of Portugal, Cascais has a milder climate due to its coastal location. It is cooler and less rainy than inland areas. Nearby Spain's coastal regions have similar weather but can be hotter and drier in summer.
Hourly UV Index Trend
See the UV index hour by hour for Cascais. When the level is high, it's smart to find some shade.
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