UV Index in Iracoubo, French Guiana

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Iracoubo, French Guiana, where the intense tropical climate can pose significant risks to skin health. With a peak UV Index reaching 12 around noon, awareness of these levels is essential to prevent sunburn and long-term skin damage. As a member of the Af climate zone, Iracoubo experiences prolonged periods of high UV exposure, making it vital to recognize and respond to the daily fluctuations in UV intensity. Stay informed and protect your skin while enjoying the vibrant outdoors!

Hourly UV Index in Iracoubo

The UV Index for today displays a notable increase, reaching its peak at 12 between 12:00 PM and 1:00 PM, signaling a high risk of harm from unprotected sun exposure. As the day begins, the index starts at a mild 1 at 7:00 AM, gradually climbing to 4 by 9:00 AM. A sharp rise occurs by 10:00 AM, hitting 7, before soaring to an intense 10 at 11:00 AM. After the zenith from 12:00 PM to 1:00 PM, the index gradually declines, dipping to 7 by 3:00 PM, then back down to 4 at 4:00 PM, before closing the day at 0 by 7:00 PM. With such elevated UV levels during the midday hours, it’s crucial to take precautions—seek shade, wear protective clothing, and apply sunscreen to ensure safety while enjoying the outdoors!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Iracoubo

Throughout the year, the UV Index remains exceptionally high in this region, peaking at 16 during both March and April, categorizing these months as high-risk for UV exposure. The extreme exposure category applies from January through May, with consistent burn times of just 10 minutes, indicating that prolonged sun exposure can lead to severe skin damage. While the UV Index slightly decreases during the summer months, it remains at a concerning level, particularly during February to May. Visitors and residents are strongly advised to take protective measures by wearing sunscreen, long sleeves, and UV-blocking sunglasses, especially during these high-risk months to minimize the risk of skin damage. Regular checks of the UV Index are recommended to stay informed and safe.

Monthly Maximum UV Index for Iracoubo, French Guiana

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Iracoubo. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Iracoubo, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Iracoubo UV Index with Other French Guiana Cities

The table above highlights how UV exposure in Iracoubo compares to other major locations across French Guiana. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Iracoubo's solar exposure compared to other cities in French Guiana. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Matoury UVI	13	14	16	16	14	13	12	13	13	13	13	12
Remire-Montjoly UVI	13	14	16	16	14	13	12	13	13	13	13	12
Cayenne UVI	13	14	16	16	14	13	12	13	13	13	13	12
Kourou UVI	13	14	16	16	14	13	12	13	13	13	13	12
Saint-Laurent-du-Maroni UVI	13	14	16	15	14	13	12	13	13	13	13	11
Iracoubo	13	14	16	16	14	13	12	13	13	13	13	11