UV Index in Eirunepe, Brazil

Last updated: July 2, 2025

In Eirunepe, Brazil, understanding the UV Index is crucial for safeguarding your skin health and preventing sunburns. With its tropical climate and high UV exposure, especially during midday when values peak at 10—considered very high—being informed allows residents and visitors to take necessary precautions. By knowing the daily UV levels, you can better plan outdoor activities and protect yourself from the damaging effects of the sun, ensuring that your time in this vibrant region is both enjoyable and safe.

Hourly UV Index in Eirunepe

The UV Index today began its ascent at a mild level of 1 at 7:00 AM, but soon picked up momentum. By 10:00 AM, it soared to 8, peaking at a significant 10 from 11:00 AM to 12:00 PM, signaling a time for sun protection. As the afternoon rolled in, the intensity started to wane, dropping to 9 at 1:00 PM and then descending to 6 by 2:00 PM. The sun's rays softened further, concluding the day with a gentle 3 at 3:00 PM and returning to a low 1 by 5:00 PM. Finally, the UV Index waned to 0 by 6:00 PM, marking the end of a day defined by fluctuating sunshine intensity.

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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Eirunepe

The UV Index experiences significant seasonal changes, with the highest readings occurring from January to April, where it consistently hits 15-16, categorizing exposure as extreme and resulting in a burn time of just 10 minutes. From May to June, the UV Index remains high, dropping slightly to 11-12, but still in the extreme category and maintaining a burn time of 10 minutes. A gradual decrease is observed in July, where the index falls to 10 and shifts to a very high category with a slightly extended burn time of 15 minutes. As we transition into the fall months, August to November, the UV index hovers between 12-14 and remains extreme, necessitating only 10 minutes of exposure before risking sunburn. December maintains a similar trend, with a UV Index of 14. Visitors and residents should exercise heightened caution, particularly from January to April and during August, utilizing sun protection strategies such as SPF, hats, and shade to minimize the risk of sunburn.

Monthly Maximum UV Index for Eirunepe, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Eirunepe. 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 Eirunepe, 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 Eirunepe UV Index with Other Brazil Cities

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

Eirunepe's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Eirunepe	15	16	16	15	12	11	10	12	13	14	14	14