Minneapolis is nationally at the forefront in constructing modern, congestion-free highways and freeways while preserving valuable parklands and residential properties. A “freeway ring” will soon encircle downtown Minneapolis, the final link in a system connecting downtown via freeways to all points, North, East, West and South. Minneapolis is the premier industrial city of the Upper Midwest and is headquarters of the world’s four largest milling companies. Minneapolis also is a major center for graphic arts, electronics and instruments. it is a major transportation center and distribution point for the Upper Midwest. Other major industries include machinery and metal fabricating, textiles and apparel and computers. Minneapolis offers a wide range of stimulating weather as shown in these average monthly temperatures: January, 14 degrees; February, 17; March, 30; April, 46; May, 58; June, 68; July, 73; August, 71 ; September, 62; October, 50; November, 33; and December, 20. Mean annual temperature is 45.1 degrees. Average annual rainfall is 24.71 inches. Annual relative humidity is 58 percent.