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

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As of 2:45 PM CDT on October 15, 2026, all 12 cities in St. Mary Parish, LA in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Morgan City, LA with a reading of 6.7.

Over the next 24 hours, the highest UV Index reading in St. Mary Parish, LA is expected to be 6.7 in Morgan City between 2:00 PM - 3:00 PM CDT today.

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

• Amelia - 6.6
• Baldwin - 6.7
• Bayou Vista - 6.7
• Berwick - 6.7
• Centerville - 6.7
• Charenton - 6.7
• Franklin - 6.7
• Glencoe - 6.7
• Morgan City - 6.7
• Patterson - 6.7
• Siracusaville - 6.7
• Sorrel - 6.7