Hamilton Heat Warning

• Toronto, parts of southern Ontario under Labour Day heat warning

  The warning covers the entire Greater Toronto Area and goes beyond, including St. Catharines, Kitchener and Clarington, Ont. High temperatures are forecast to last into the week.

  Weather

  Sep 3, 2023
  
• Heat warning issued for Hamilton with highs of 30 C expected over two days

  Both Environment Canada and Hamilton's medical officer of health issued heart warnings Wednesday with maximum daytime temperatures around 30 C until late Friday afternoon.

  Weather

  May 31, 2023
  
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• Heat warning extended for Hamilton, Niagara Region with humidex in the upper 30s expected

  Hamilton's medical officer of health is alerting residents that the heat experienced on Saturday and Sunday will carry over into Monday.

  Weather

  Aug 8, 2022
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• Heat warning issued for Hamilton, Niagara Region with humidex in the upper 30s expected

  Both Environment Canada and Hamilton's medical officer of health have issued heart warnings for the weekend with maximum daytime temperatures in the high 20s expected.

  Weather

  Aug 5, 2022
• Heat warning issued for Hamilton, Niagara Region with humidex in the upper 30s expected

  Both Environment Canada and Hamilton's medical officer of health have issued heart warnings with maximum daytime temperatures around 30 C expected Tuesday and Wednesday.

  Weather

  Jul 18, 2022
• Warnings issued for Hamilton as 2-day heat event to bring hot and humid air

  Both Environment Canada and Hamilton's medical officer of health have issued heart warnings with maximum daytime temperatures around 30 C expected Tuesday and Wednesday.

  Weather

  Jun 20, 2022
• Heat warning issued for Hamilton with humidex near 40 possible

  Both Environment Canada and Hamilton's medical officer of health have issued heart warnings with maximum daytime temperatures around 30 C expected Wednesday and Thursday.

  Health

  Jun 14, 2022
• Hamilton will be ‘very warm and humid’ on Monday

  Environment Canada is calling for a humidex value near 40 C on Monday.

  Weather

  Jun 28, 2021
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• Heat warning remains in effect for Hamilton

  The city says there are nine designated 'cool down' facilities for people to avoid the onset of 'heat illnesses.'

  Weather

  Jun 7, 2021
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• Heat warnings continue across Hamilton-Niagara region, spike expected Thursday

  Cities around the Hamilton-Niagara region have opened up cooling centres to avoid the onset of heat-related illnesses.

  Canada

  Jul 8, 2020