UV Index in Ilha Grande

Real-time UV forecast & tanning weather

Current Conditions

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Monthly UV Index in Ilha Grande

Average daily maximum UV index by month

Jan	11	Extreme
Feb	11	Extreme
Mar	10	Very High
Apr	9	Very High
May	7	High
Jun	6	High

Jul	6	High
Aug	6	High
Sep	7	High
Oct	9	Very High
Nov	10	Very High
Dec	11	Extreme

Best Months to Tan in Ilha Grande

Based on average UV levels, the best months for tanning in Ilha Grande are:

January Excellent February Excellent March Excellent April Excellent May Great September Great October Excellent November Excellent December Excellent

Rating based on average monthly UV index

Tanning Guide for Ilha Grande

Location & Climate

In Ilha Grande, UV rises from 6 in June to 11 in January, with peak tanning months being January, February, March, November, December. The strongest UV occurs during the southern hemisphere summer months.

Climates vary dramatically across the region. Cities at higher altitudes receive stronger UV per unit — if you are above 1,000 m, reduce session time by 10-15% compared to sea-level cities.

Beach and coastal destinations benefit from cooling sea breezes, but UV reflected from water and sand can increase your total exposure by up to 25%. Apply sunscreen more frequently and protect your eyes.

In this tropical location, SPF 50+ broad-spectrum sunscreen is essential year-round. Reapply every 60-90 minutes, especially after swimming or sweating.

Tanning Tips

UV levels in Ilha Grande are high year-round due to its tropical location. Always wear SPF 30+ and limit initial sessions to 15-20 minutes.

Related Guides

Tanning in UV 9-10+ → Aggressive Tanning — What to Know → Safe Tanning Tips → Foods That Help You Tan → How to Get Rid of a Tan →

Frequently Asked Questions

What is the UV index in Ilha Grande right now?

The current UV index in Ilha Grande 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 Ilha Grande?

The best months for tanning in Ilha Grande are January, February, March, April, May, September, October, November, December, when average UV levels reach 7 or higher.

How long should I tan in Ilha Grande?

Tanning time depends on your skin type and the current UV index. For a moderate UV of 9, a person with Skin Type III (medium complexion) can safely tan for about 17 minutes per session. Use our Tanning Calculator for personalized recommendations.

Is it safe to tan in UV index 11?

UV index 11 is classified as Extreme. Extreme — stay in shade during peak hours. Tanning is not recommended without strong protection.

When is the peak UV time in Ilha Grande?

UV levels in Ilha Grande 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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