Maptour Page 4
Maptour: Canada's Ecological Regions ca 1500 CE
Seasonal Temperature Patterns

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Graph: Seasonal Temperature Ranges

Try This:

  • Click on the "Related Materials" drop-down menu and select the Graph - “Seasonal Temperature Ranges.”

Notice ...

  • Five centuries ago, winter monthly mean temperatures were far more variable than summer monthly mean temperatures.
  • The Pacific Forest was the only ecological province that, some winters, experienced a January average temperature above freezing.


  • The Canadian territory offered strong climatic challenges to living in a pre-industrial age.
  • The significance of temperature has diminished in Canadians’ mind for several centuries, but is once again becoming important in the 21st century as Canadians ponder “climate change.”