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The map shows the mean daily minimum temperatures for April. Minimum temperatures in April are below freezing for most of Canada. Minimum temperatures in April are below freezing for most of Canada. Only extreme southern Ontario, extreme southern Nova Scotia and coastal British Columbia have...

The map shows the mean daily maximum temperatures for April. Below-freezing maximum temperatures in April are restricted to northern Canada and the extreme northern portions of Ontario and Quebec adjacent to Hudson Bay. Lengthening days and strengthening sunshine bring about a moderation in...

The map shows the mean daily minimum temperatures for January. January marks the depths of winter across Canada and, with the exception of the coastal parts of southern Vancouver Island, below freezing minimum temperatures are the norm. The deep freeze is particularly evident near Baker Lake in...

The map shows the mean daily maximum temperatures for January. Weak or no sunshine means there is minimal diurnal variation between the maximum and minimum temperatures in January. The far north remains in an icy grip, with maximum temperatures around -30ºC or colder across parts of Nunavut....

The map shows the mean daily maximum temperatures for July. Maximum temperatures in July are above freezing across all of Canada except for high elevations on Ellesmere Island. Maximum temperatures exceed 25ºC in the valley bottoms of southern British Columbia, across the southern Prairies, in...

The map shows the mean daily maximum temperatures for July. Maximum temperatures in July are above freezing across all of Canada except for high elevations on Ellesmere Island. Maximum temperatures exceed 25ºC in the valley bottoms of southern British Columbia, across the southern Prairies, in...

The map shows the mean daily minimum temperatures for October. In October, longer nights and a return to below-freezing minimum temperatures is evident across most of Canada except for coastal British Columbia, southern Ontario and Quebec and most of the Atlantic Provinces. Normal minimum...

The map shows the mean daily maximum temperatures for October. Much of southern Canada experiences maximum temperatures in October above 10°C, whereas maximum temperatures across most of the northern territories are below zero. Only the southern portions of the Yukon and the Northwest Territories...

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...

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.