UV Index in Araguaina, Brazil

Last updated: May 3, 2025

Understanding the UV Index is crucial for everyone in Araguaina, Brazil, where the tropical Aw climate brings intense sun exposure, especially during the midday hours. With UV levels soaring as high as 12 between 11:00 AM and 1:00 PM, being aware of these readings can significantly aid in preventing sunburn and protecting your skin's long-term health. As direct sunlight can cause immediate and lasting damage, knowledge of local UV levels can empower residents and visitors alike to enjoy outdoor activities while safeguarding their skin from harmful rays. Stay informed and stay safe under the Brazilian sun!

Hourly UV Index in Araguaina

The UV Index for the day showcases a significant peak from late morning to early afternoon. At 11:00 AM, the UV Index reaches its zenith at 11, warning of extreme risk for unprotected skin. As the sun climbs higher, it remains intense, peaking at 12 by noon and maintaining this level until 1:00 PM. After this point, a gradual decline begins, with the index dropping to 9 by 2:00 PM, and further decreasing to 5 at 3:00 PM. The intensity continues to wane, reaching a mere 1 by 5:00 PM, before finally dissipating to 0 by 6:00 PM. To enjoy the rays safely, sun protection is crucial during the peak hours of 10 AM to 2 PM.

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

Monthly UV Index Trends in Araguaina

The UV Index data showcases consistently extreme UV levels throughout the year, with January to March maintaining peak values of 15, presenting a high-risk period for sun exposure. Notably, all months feature a burn time of just 10 minutes, emphasizing the urgency for protective measures. As we transition from April through June, the index slightly decreases to 14 and 12, yet still warrants caution as these months also carry extreme exposure categories. Visitor and resident advisories are critical: it is essential to employ broad-spectrum sunscreen, wear protective clothing, and seek shade, especially during these high-risk months. Remember, even on cloudy days, UV rays can penetrate and cause skin damage, so vigilance should be maintained year-round.

Monthly Maximum UV Index for Araguaina, Brazil

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

The table above highlights how UV exposure in Araguaina 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.

Araguaina'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
Araguaina	15	15	15	14	12	11	11	12	13	13	14	14