UV Index in Carrboro, United States

Latitude35.91°N
Elevation141m+1% UV
ClimateTemperate
UV Patterntemperate

Four distinct seasons with warm summers and cool winters. Good UV in summer, limited in winter.

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Typical UV by Season

Estimated peak UV values based on latitude (Northern Hemisphere)

Spring

Mar - May

~6High

Summer

Jun - Aug

~9Very High

Fall

Sep - Nov

~5Moderate

Winter

Dec - Feb

~3Moderate

Calculate Your Vitamin D

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

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Understanding UV in Carrboro

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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