UV Index in Umirim, Brazil

Last updated: May 3, 2025

Understanding the UV Index is crucial for the residents and visitors of Umirim, Brazil, where the hot and sunny climate can expose individuals to heightened UV radiation levels. Awareness of UV levels is not just about avoiding sunburn; it plays a significant role in protecting skin health and preventing long-term damage. With peaks reaching UV Index values of 13 during midday, it’s essential to take necessary precautions to shield your skin from potential harm. Whether you're enjoying the outdoors or simply running errands, being informed about the UV Index can help you make safer choices throughout your day in this beautiful locale.

Hourly UV Index in Umirim

The UV Index for today shows a clear pattern of rising intensity, peaking in the late morning and early afternoon. Starting at a gentle 2 at 07:00, the index quickly escalates to a significant 11 by 10:00 and reaches its maximum of 13 at both 11:00 and 12:00. As the sun begins to descend, the UV intensity drops steadily, tapering off to 4 at 15:00, and finally fading to 0 by 19:00. For those spending time outdoors, peak hours between 10:00 and 12:00 warrant attention, highlighting the need for proper sun protection during these crucial moments of the day.

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	2	low	45 min
08:00	4	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	1	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 Umirim

Throughout the year, the UV Index remains consistently high, with extreme exposure levels particularly prominent from January to April, where values peak at 14 to 15. March marks the highest index at 15, indicating significant risk for skin damage from prolonged sun exposure, which has a burn time of only 10 minutes. Although the index slightly decreases during the summer months of June and July (hovering around 11-12), the risk remains considerable. Visitors and residents are strongly advised to take protective measures—such as wearing sunscreen, hats, and sunglasses—especially during these high-risk months to prevent sunburn and long-term skin damage. Consistent protection is necessary year-round, as even in November and December, the UV Index remains at 13.

Monthly Maximum UV Index for Umirim, Brazil

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

The table above highlights how UV exposure in Umirim 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.

Umirim'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
Umirim	14	14	15	14	13	11	11	12	13	13	13	13
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13