UV Index in Serra do Ramalho, Brazil

Latitude13.54°S
Elevation444m+4% UV
ClimateTropical
UV Patternsubtropical

Warm to hot year-round with high UV most of the year. Wet and dry seasons rather than temperature seasons.

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Typical UV by Season

Estimated peak UV values based on latitude (Southern Hemisphere)

Spring

Sep - Nov

~9Very High

Summer

Dec - Feb

~11Extreme

Fall

Mar - May

~8Very High

Winter

Jun - Aug

~6High

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Get a personalized estimate of how much vitamin D you can produce in Serra do Ramalho based on your skin type and sun exposure.

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Understanding UV in Serra do Ramalho

The UV index measures ultraviolet radiation strength. Higher values mean faster vitamin D production but also greater sunburn risk. UV varies by:

  • Season - Sun angle changes throughout the year
  • Time of day - Peak UV is between 10am and 4pm
  • Cloud cover - Clouds reduce UV by 25-50%
  • Altitude - UV increases ~10% per 1000m elevation
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