Jefferson Parish, LA: Current UV Index and Hourly Forecast

As of 8:57 AM CDT on October 9, 2025, all 21 cities in Jefferson Parish, LA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Grand Isle, LA with a reading of 0.3.

Over the next 24 hours, the highest UV Index reading in Jefferson Parish, LA is expected to be 7.7 in Grand Isle between 1:00 PM - 2:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Jefferson Parish, LA as of 8:57 AM CDT, October 9, 2025

Current UV Index in Cities in Jefferson Parish, LA

8:57 AM CDT, October 9, 2025