St. Martin Parish, LA: Current UV Index and Hourly Forecast

As of 5:26 PM CDT on May 18, 2026, all 7 cities in St. Martin Parish, LA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is St. Martinville, LA with a reading of 3.1.

Over the next 24 hours, the highest UV Index reading in St. Martin Parish, LA is expected to be 10.7 in Cade between 1:00 PM - 2:00 PM CDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in St. Martin Parish, LA as of 5:26 PM CDT, May 18, 2026

Current UV Index in Cities in St. Martin Parish, LA

5:26 PM CDT, May 18, 2026