Cascais UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index8.3
- Avg Clouds3%
- Max Temp33.5 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cascais, Portugal 
will reach a high of 8.3 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-02
Hourly Forecast Chart
Today's Safety Tips
The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.
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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