Open Government Portal

  • Federal

    Snow Cover

    Contained within the 4th Edition (1974) of the Atlas of Canada is a collection of six maps. Each map shows the median depth of snow for December 31st, January 31st, February 28th, March 31st, April 30th and May 31st respectively.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Temperature - Winter

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of six maps showing the average daily minimum temperature and average daily maximum temperature for December, January and February.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Temperature - Autumn

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of six maps showing the average daily minimum temperature and average daily maximum temperature for September, October and November.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Average Precipitation

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of two maps. One map shows the average precipitation for April to September. The second shows the average precipitation for October to March.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Geology

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map showing geological age and lithology accompanied by a supplementary map at a scale of 1:50 500 000, displaying geological provinces.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Potential Evapotranspiration

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of three maps relating the effects and dependency of vegetation on environmental variables. One map shows the average annual potential evapotranspiration in inches from ground and plant surfaces for areas where there is a...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Temperature - Summer

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of six maps showing the average daily minimum temperature and average daily maximum temperature for June, July and August.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Weather Stations

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of two maps. The first map shows the location of weather stations. Stations are denoted as having 25 to 30 year records within the period 1931 to 1960. As well, whether the station collected temperature data, precipitation...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Growing Season

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of three maps showing the length of the growing season, the start of the growing season and the end of the growing season for the fertile regions. A fourth map shows the average length in days of the frost-free period for the...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Number of Days with Precipitation

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the average annual number of days with precipitation. The main map is accompanied by a supplementary map at a scale of 1:40 000 000, outlining precipitation regions. As well, climatic graphs for selected stations...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
You can also access this registry using the API (see API Docs).