UV Index in Varzea Alegre, Brazil

Last updated: May 3, 2025

In Varzea Alegre, Brazil, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding the UV levels can help residents and visitors make informed decisions about sun exposure, especially during peak hours when the risk of harm is highest. With the region's typically sunny climate, Varzea Alegre faces significant UV exposure, peaking at a scorching UV Index of 13 around midday. By staying informed about these levels, you can protect yourself and enjoy the beautiful Brazilian sun safely.

Hourly UV Index in Varzea Alegre

The UV Index throughout the day presented a dynamic range of exposure, peaking dramatically around midday. Starting at a gentle 1 at 7:00 AM, the index gradually climbed to a moderate 4 by 8:00 AM. As the sun climbed higher, the intensity surged, reaching a striking maximum of 13 between 11:00 AM and 12:00 PM, indicating the need for sun protection. The intensity began to taper off after 1:00 PM, decreasing to 7 at 2:00 PM before dwindling further to 2 by 4:00 PM. As daylight faded, the UV Index plummeted to 0 by 6:00 PM, showing a clear pattern of midday sun exposure that calls for caution during peak hours. Stay safe, and enjoy the sunshine wisely!

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	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	2	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 Varzea Alegre

Throughout the year, the UV index in this region remains consistently high, with extreme levels recorded from January through November, particularly peaking at 15 in March and April. The high-risk months for UV exposure are from January to November, where the burn time of only 10 minutes is significant, highlighting the urgency for protective measures. Visitors and residents are strongly advised to take precautions year-round by wearing broad-spectrum sunscreen, protective clothing, and seeking shade during peak sunlight hours, especially when planning outdoor activities. With these measures in mind, one can safely enjoy the beautiful, sunny climate while minimizing the risk of UV-related health issues.

Monthly Maximum UV Index for Varzea Alegre, Brazil

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

The table above highlights how UV exposure in Varzea Alegre 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.

Varzea Alegre'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
Varzea Alegre	14	14	15	15	13	11	12	13	13	13	14	14