Download the UV Index Today app - Get daily UV alerts

UV Index for Lexington, MA

Current Lexington UV Index

0 (Low)

Last Updated 6 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Lexington UV Index

The hourly Lexington, MA UV Index forecast for Saturday, May 16th, 2026.

5 Day Hourly Lexington UV Index Forecast

Last Updated 1 day ago