Blair County, PA: Current UV Index and Hourly Forecast

As of 1:03 PM EST on December 13, 2025, all 93 cities in Blair County, PA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Altoona, PA with a reading of 0.8.

Over the next 24 hours, the highest UV Index reading in Blair County, PA is expected to be 1.5 in Greenwood between 12:00 PM - 1:00 PM EST tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Blair County, PA as of 1:03 PM EST, December 13, 2025

Current UV Index in Cities in Blair County, PA

1:03 PM EST, December 13, 2025