St. John the Baptist Parish, LA: Current UV Index and Hourly Forecast

As of 7:43 AM CST on December 12, 2025, all 6 cities in St. John the Baptist Parish, LA in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in St. John the Baptist Parish, LA is expected to be 2.1 in Laplace between 10:00 AM - 11:00 AM CST today.

Search Cities in St. John the Baptist Parish, LA

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in St. John the Baptist Parish, LA as of 7:43 AM CST, December 12, 2025

Current UV Index in Cities in St. John the Baptist Parish, LA

7:43 AM CST, December 12, 2025