Gratan, ON

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UV Report

UV Index 1 2 3 4 5 6 7 8 9 10 11+
Definition Low Moderate High Very High Extreme

Expected Max UV Observation:

Updated:
1 Low

This is today's expected maximum UV reading, taking today's weather into consideration.

  • Minimal sun protection required for normal activity
  • Wear sunglasses on bright days. If outside for more than one hour, cover up and use sunscreen
  • Reflection off snow can nearly double UV strength. Wear sunglasses and apply sunscreen

Latest News

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Rainy weather should have moved out of Ontario by the evening, but what follows will be a gradual fall in temperature.

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July 13 ON Storms

Sunday briefing: Four things to know

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Thumbail

Ever see a drone fly through an ice cave?

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hot cold

Change reminiscent of Polar Vortex ahead

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