UV Index in Cascais
Real-time UV forecast & tanning weather
Current Conditions
Loading live weather data...Weather data by Open-Meteo (CC BY 4.0)
Monthly UV Index in Cascais
Average daily maximum UV index by month
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very High |
| Jun | 9 | Very High |
| Jul | 10 | Very High |
| Aug | 9 | Very High |
| Sep | 7 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Best Months to Tan in Cascais
Based on average UV levels, the best months for tanning in Cascais are:
April Great
May Great
June Excellent
July Excellent
August Excellent
September Great
Rating based on average monthly UV index
Tanning Guide for Cascais
Location & Climate
Cascais enjoys a pleasant Atlantic climate with high UV levels during its long tanning season. The beaches here, like Guincho, are perfect for tanning, but be mindful of the occasional strong sea breeze which can make the sun feel less intense.
Tanning Tips
Cascais has a distinct tanning season from April to September. Winter UV is too low for effective tanning.
Related Guides
Frequently Asked Questions
What is the UV index in Cascais right now?
The current UV index in Cascais is shown in the live weather section above. UV levels change throughout the day, typically peaking between 11 AM and 2 PM local time.
What is the best month to tan in Cascais?
The best months for tanning in Cascais are April, May, June, July, August, September, when average UV levels reach 7 or higher.
How long should I tan in Cascais?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 8, a person with Skin Type III (medium complexion) can safely tan for about 19 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 10?
UV index 10 is classified as Very High. Very High — avoid prolonged sun exposure. Short tanning sessions with SPF 50+ recommended.
When is the peak UV time in Cascais?
UV levels in Cascais typically peak between 11:00 AM and 2:00 PM local time. The exact peak depends on the season, cloud cover, and altitude.
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Tan AI calculates your perfect tanning time based on real-time UV, your skin type, and goals.
