UV Index in Nanuque, Brazil

Last updated: June 2, 2025

Understanding the UV Index is crucial for the residents and visitors of Nanuque, Brazil, where ample sunshine is a hallmark of its tropical climate. With UV levels soaring to 8 during peak hours, awareness of these readings becomes essential for sunburn prevention and long-term skin health. By grasping the implications of the UV Index, you can take proactive measures to safeguard your skin against harmful exposure. With a climate that often puts you under the sun's direct rays, knowing when the UV levels are highest ensures you can enjoy Nanuque's natural beauty without compromising your well-being.

Hourly UV Index in Nanuque

The UV Index for the day shows a clear peak during the late morning to early afternoon hours. Starting at a low of 1 at 07:00, the index rises steadily, reaching a notable 8 by 11:00 and 12:00. As the sun shines brightly, it's essential to take precautions against the UV radiation at this time. By 13:00, the index begins to decline to 7, and by 14:00, it drops further to 4. The late afternoon brings a return to safe levels, with the index falling to 2 at 15:00 and sinking to 1 by 17:00. Finally, by 18:00, the UV Index dips to 0, marking the end of the high-risk hours. Remember to stay protected when the UV levels are at their peak!

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	6	high	25 min
11:00	8	very high	15 min
12:00	8	very high	15 min
13:00	7	high	25 min
14:00	4	moderate	30 min
15:00	2	low	45 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 Nanuque

During the year, the UV Index exhibits pronounced seasonal fluctuations, with extreme levels persisting from January through April and again in August through November. The months of January, February, March, April, August, September, October, November, and December all fall within the extreme exposure category, necessitating vigilance, as the burn time is a mere 10 minutes. Conversely, May, June, and July experience a slightly lower yet still concerning UV Index, classified as very high, with a burn time of 15 minutes. Visitors and residents should take precautions during these high-risk months by seeking shade, wearing protective clothing, and applying sunscreen regularly to mitigate the harmful effects of UV radiation.

Monthly Maximum UV Index for Nanuque, Brazil

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

The table above highlights how UV exposure in Nanuque 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.

Nanuque'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
Nanuque	15	15	14	12	9	8	9	11	12	14	15	15
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