S Route 6; and Las Vegas (via Interstate 70 and Interstate 15).
The Book Cliffs are a prominent series of cliffs that define the northern side of the Grand Valley.Interstate 70 connects the city eastward to Glenwood Springs and Denver and westward to Green River, Utah; Salt Lake City is reached to the west via Interstate 70 and U.The city has a council–manager form of government, and is the most populous municipality in all of western Colorado.Grand Junction is the 15th most populous city in the state of Colorado and the most populous city on the Colorado Western Slope.The city is located along the Colorado River, at its confluence with the Gunnison River which comes in from the south.
The name "Grand" refers to the historical Grand River; it was renamed as the Upper Colorado River in 1921.
This is illustrated by the fact that from December to February, highs reach 50 °F (10 °C) only 18 days.
Snowfall is low compared to much of the rest of the state, averaging 19.1 inches (49 cm) per season; only once in the entire period of record dating to 1893, has observed 10 inches (25 cm) in a calendar day, though the median is 6.3 inches (16.0 cm), and moreover, snow cover is intermittent. Spring warming is gradual but quickens when nearing June; the average last freeze date is April 24.
The Colorado National Monument, a unique series of canyons and mesas, overlooks the city on the west.
Most of the area is surrounded by federal public lands managed by the US Bureau of Land Management.
The word "Junction" refers to the confluence of the Colorado and Gunnison rivers. The city is located near the midpoint of a 30-mile (48 km) arcing valley, known as the Grand Valley; since the late 19th century it has been a major fruit-growing region.