• Saturday

    Jul 23

    29°Lo 18°

    Mostly sunny and less humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      33°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
  • Sunday

    Jul 24

    33°Lo 23°

    Humid with a thunderstorm

    At High Risk weather for asthma
    • Hi
      RealFeel
      41°
    • UV
      5 - High
    • Air Qual.
      Good
    more
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Sarnia Weekend Weather Chat