Aden is a Canada - United States border crossing in Forty Mile County

Forty Mile County No. 8, Alberta

The County of Forty Mile No. 8 is a municipal district in south eastern Alberta, Canada.It is located in Census Division 1, east of Medicine Hat. The municipal seat is in Foremost.-Demographics:...

, Alberta

Alberta

Alberta is a province of Canada. It had an estimated population of 3.7 million in 2010 making it the most populous of Canada's three prairie provinces...

. It is a Canadian port of entry from Montana Secondary Highway 409, Montana

Montana

Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, to Alberta Highway 880, Alberta, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

. On the other side of the border is Liberty County, Montana

Liberty County, Montana

-Demographics:As of the census of 2000, there were 2,158 people, 833 households, and 583 families residing in the county. The population density was 2 people per square mile . There were 1,070 housing units at an average density of 1 per square mile...

.

Climate

Aden experiences a humid continental climate

Humid continental climate

A humid continental climate is a climatic region typified by large seasonal temperature differences, with warm to hot summers and cold winters....

 (Köppen climate classification

Köppen climate classification

The Köppen climate classification is one of the most widely used climate classification systems. It was first published by Crimea German climatologist Wladimir Köppen in 1884, with several later modifications by Köppen himself, notably in 1918 and 1936...

 Dfb) that just barely falls short of being a semi-arid climate (Köppen BSk). Winters are long and dry, but only mildly cold, while summers are short but very warm. Precipitation is low, with an annual average of 407 mm, and is concentrated in the warmer months.