The map below shows a portion of the western united states and canada. two cities in canada, vancouver and winnipeg, are labeled on the map.
which graph best represents the average monthly air temperatures for vancouver and winnipeg?

The graph that represents the average monthly air temperatures for Vancouver and Winnipeg is the number 4.

Explanation:

-Vancouver is a city in southwestern British Columbia on the west coast of Canada. It lies between the Georgia Strait and the Coast Mountains, around 45 kilometers northwest of the US border. The population of the actual city of Vancouver is 631,486, being the 8th largest city of the country.

Compared to the Canadian average, the climate in Vancouver is unusually mild. Winters are the fourth warmest in the nation, after Victoria, Nanaimo and Duncan (all located on nearby Vancouver Island). The proximity to the sea creates a microclimate, the winter temperatures are usually 2 to 4 ° C warmer and the summer temperatures 3 to 8 ° C colder than inland. On an average of 46 days a year, the daily low temperature drops below freezing point, on only two days below −10 ° C. The average daily highs in July and August are around 22 ° C, but can occasionally rise to more than 26 ° C.

-Winnipeg is the capital of the Canadian province of Manitoba in central Canada. The city has approximately 710,000 inhabitants, making it the seventh largest city in Canada.  It is one of the coldest major cities in the world, with an average temperature below freezing from November to March. In the middle of winter it averages -18 ° C at night. In strong winds, the wind chill is five to ten degrees lower. Winnipeg is often hot between May and September, with extremes of over 35 ° C.

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explanation: