UV Index in Macatuba, Brazil

Last updated: August 1, 2025

In Macatuba, Brazil, being aware of the UV Index is crucial for safeguarding your skin against harmful sun exposure. Understanding UV levels is essential not only for preventing sunburn but also for promoting long-term skin health. Macatuba’s Cfa climate, characterized by warm summers and mild winters, often leads to significant UV exposure, particularly during midday hours when the index peaks at 7, indicating a high risk of harm. By staying informed about UV levels, you can enjoy the beautiful outdoors while protecting yourself from potential damage.

Hourly UV Index in Macatuba

At dawn, the UV Index starts off low, peaking at 1 by 08:00. As the day progresses, it climbs steadily, reaching 5 by 10:00 and hitting a maximum of 7 between 12:00 and 13:00—a time when sun protection is paramount. After this sizzling peak, the index dips gradually, falling to 3 by 15:00, and then to 2 at 16:00. As the sun sets, the UV exposure diminishes, dropping to 0 by 18:00, indicating a safe time for evening activities without the risk of harmful UV rays. Remember to take precautions 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.
TimeUVICategoryTime to Burn
07:001low45 min
08:002low45 min
09:004moderate30 min
10:006high25 min
11:009very high15 min
12:0010very high15 min
13:009very high15 min
14:007high25 min
15:005moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Macatuba

Throughout the year, the UV Index exhibits significant seasonal variations, with January, February, March, April, September, October, November, and December classified as high-risk months due to their extreme exposure categories and a rapid burn time of only 10 minutes. The UV Index peaks in February at 16, indicating the strongest risk, while May and August present very high exposure conditions. As the summer months approach, the risk lessens slightly, with June and July showing high levels, allowing for a more generous 25-minute burn time. Visitors and residents are advised to take precautions during high and extreme UV Index months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Macatuba, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Macatuba. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161512118671012131416
Data source: Statistical UV Index data for Macatuba, 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 Macatuba UV Index with Other Brazil Cities

The table above highlights how UV exposure in Macatuba 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.
Macatuba's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Macatuba151612118671012131416
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313