Heat Warning Issued for Durham Region

Environment and Climate Change Canada has issued a Heat Warning for Durham Region commencing June 17, 2024. Dangerously hot and humid conditions are expected through most of the week.  

This is being shared with community partners so that heat response plans can be activated, and the public can take precautions.  Infants, children, older adults, people who are pregnant, and people with pre-existing medical conditions are more at risk for heat-related illnesses.

A heat warning occurs when the forecast conditions include a daytime high of at least 31°C and overnight temperatures above 20°C or greater, or Humidex values of at least 40, for two days.

 Air quality conditions are more likely to deteriorate during high heat events. To find out more about air quality and health in Durham Region, visit durham.ca/airquality.

For more information about this Heat Warning and ways to keep cool, please visit durham.ca/heat or contact the Durham Health Connection Line at 905 668 2020 or 1-800-841-2729.

Current forecast conditions indicate that hot conditions will remain through most of the week and we anticipate issuing an Extended Heat Warning on Wednesday.