UV Index in Almeirim, Brazil

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Almeirim, Brazil, as it provides vital information on the sun's intensity and its potential impact on skin health. With high UV levels peaking at 12 around noon, awareness can help mitigate the risk of sunburn and long-term skin damage. Given Almeirim's tropical climate, characterized by warm temperatures year-round, understanding these UV levels is essential for making safe outdoor plans. By staying informed, you can enjoy the sunny Brazilian days while protecting your skin from harmful UV radiation.

Hourly UV Index in Almeirim

The UV Index tomorrow will experience a sharp ascent, beginning with a modest 1 at 07:00. As the sun rises higher, expect a steady increase, peaking at an intense 12 by noon. This midday high presents a strong risk of harm from unprotected sun exposure, with careful precautions recommended. The afternoon sees the index gradually descend, dropping to 6 by 15:00 and down to 1 by 17:00, signaling a cooling off as the day winds down. As evening approaches, the UV levels dip to 0 after sunset, making for a safe time to enjoy the outdoors without worry. Remember to protect your skin during peak hours, especially between 10:00 and 14:00!

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	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Almeirim

From January through April, the UV Index remains extremely high, peaking at 16, indicating that the risk of harm from unprotected sun exposure is significant, with a minimal burn time of just 10 minutes. The high-risk months continue into May and June, where the UV Index gradually decreases but still maintains an extreme rating, allowing only a 10-minute safe exposure period. Visitors and residents should remain vigilant, especially during these months, wearing protective clothing, applying sunscreen, and seeking shade when outdoors. As summer transitions into autumn, the UV Index remains high through September and October but begins to gradually lower by November. Regardless of the month, it is crucial for everyone to stay informed and take necessary precautions to protect skin health throughout the year.

Monthly Maximum UV Index for Almeirim, Brazil

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

The table above highlights how UV exposure in Almeirim 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.

Almeirim'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
Almeirim	15	15	16	16	13	12	11	12	13	13	14	13