UV Index in Cassilandia, Brazil

Last updated: July 2, 2025

In Cassilandia, Brazil, being aware of the UV Index is essential for protecting your skin and overall health. The UV Index measures the strength of ultraviolet (UV) radiation, which can lead to sunburns and long-term skin damage if left unchecked. Understanding UV levels becomes crucial, especially in a climate characterized by its warmth and high sunlight exposure, where risks peak during midday hours. With typical UV Index readings soaring to 9 at noon, residents and visitors alike should prioritize sun safety to enjoy Cassilandia’s beautiful outdoors while safeguarding their skin health.

Hourly UV Index in Cassilandia

The UV Index today sees an interesting progression as the day unfolds. Starting off modestly at 1 at 07:00 and 08:00, the intensity gradually climbs to a moderate 3 by 09:00. Things heat up by 10:00, where the UV Index hits 5, peaking at 9 during the sun's zenith at 12:00. From 11:00 to 13:00, protective measures are essential as the index hovers between 7 and 9, indicating potential harm. As the afternoon progresses, a slight decline occurs, dropping to 5 by 15:00, and further to 2 at 16:00. By evening, the UV threat dissipates, returning to a safe 1 at 17:00 and finally waning to 0 after 18:00. Enjoy the sun but stay protected during 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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	9	very high	15 min
13:00	8	very high	15 min
14:00	7	high	25 min
15:00	5	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 Cassilandia

The UV Index exhibits significant seasonal variation, with extremely high levels persisting from January through April, where the index remains between 14 and 16, resulting in a burn time of just 10 minutes. The high-risk months for UV exposure include January, February, March, and April, as well as October and November, all classified under the extreme exposure category. From May to July, the UV Index remains “very high” with values around 8 to 9, allowing for slightly longer burn times of 15 minutes. Visitors and residents are advised to exercise extreme caution during these months, particularly by wearing protective clothing, applying sunscreen regularly, and limiting sun exposure during peak hours to mitigate skin damage from the intense UV radiation.

Monthly Maximum UV Index for Cassilandia, Brazil

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

The table above highlights how UV exposure in Cassilandia 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.

Cassilandia'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
Cassilandia	16	16	14	12	9	8	9	11	12	15	15	16
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13