Extreme Temperature

Algoma Public Health

Extreme Temperature

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During the peak of summer and winter Canadians may be exposed to extreme weather temperatures. Extreme heat and cold can be dangerous for everyone and proper preventative measures must be taken.


Extreme Heat

Extreme heat can be dangerous and may cause illness or death.  Consult a healthcare provider if you experience these conditions.


  • Heat Cramps: Symptoms/signs include painful muscular cramps, usually in the legs or abdomen.
  • Heat Exhaustion: Symptoms/signs include heavy sweating, weakness, dizziness, nausea, vomiting, and fainting.
  • Heat Stroke: Symptoms/signs include headache, dizziness, fainting, and confusion or other altered mental state. Skin may be hot and dry, or the individual may be sweating due to high body temperature. This is a medical emergency that can be fatal! 


Extreme Cold


Date of Creation: June 1, 2015

Last Modified: April 15, 2019