UV Index in Riachao das Neves, Brazil

Last updated: June 2, 2025

In Riachão das Neves, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. This small municipality in Brazil experiences a tropical savanna climate, where the sun can be particularly intense. From mid-morning to early afternoon, UV levels can soar to 10, indicating a very high risk of harm from unprotected sun exposure. By staying informed about the daily UV Index, residents and visitors alike can take proactive measures to shield themselves from harmful rays, ensuring a safer and healthier outdoor experience.

Hourly UV Index in Riachao das Neves

The UV Index throughout the day presents a compelling narrative of sun exposure, peaking at a staggering 10 at 12:00 PM, indicating a need for caution. As the sun rises, the UV Index gradually climbs from 1 at 7:00 AM to a notable 4 by 9:00 AM. The ascent continues, reaching 9 by 11:00 AM, before hitting its maximum at noon. However, as the afternoon progresses, the intensity wanes, with readings dropping to 7 by 2:00 PM and eventually falling to 1 by 5:00 PM. As twilight approaches, the Index dips to 0 after 6:00 PM, promising safe evening conditions. Engaging with the sun requires awareness; ensure you're protected during those peak hours!

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	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 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 Riachao das Neves

The UV Index experiences extreme levels throughout most of the year, with January to April consistently showing values between 14 and 16. May marks a slight decline to an index of 12 before tapering to very high levels of 10-12 from June to August. Following a brief peak in September, the UV Index returns to extreme levels for the remaining months. High-risk months are January through April, and notably, July to October maintains high exposure categories. Visitors and residents should exercise caution during these months, ensuring to use adequate sun protection—such as sunscreen, hats, and sunglasses—and limit exposure times to avoid serious sunburn, especially with a burn time as quick as 10 to 15 minutes under high UV conditions.

Monthly Maximum UV Index for Riachao das Neves, Brazil

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

The table above highlights how UV exposure in Riachao das Neves 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.

Riachao das Neves'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
Riachao das Neves	16	15	15	14	12	10	11	12	13	15	15	15