Ontario Long Range Weather Forecast for August 18th to September 17th

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August 2022
  • 16th - 19th
    Mostly fair.
  • 20th - 23rd
    Unsettled, wet, followed by clearing skies.
  • 24th - 27th
    Thunderstorms: heavy-to-severe activity sweeps into western Ontario; remaining fair farther east.
  • 28th - 31st
    Clearing for western Ontario; heavy thunderstorm activity sweeps over central and eastern regions.
September 2022
  • 1st - 3rd
    Showery conditions are followed by clearing skies.
  • 4th - 7th
    Generally clear and pleasant conditions for Labour Day.
  • 8th - 11th
    Thunderstorms, followed by improving weather.
  • 12th - 15th
    Fair skies.

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