The magnetic compass was first invented as a device for divination as early as the Chinese Han Dynasty (since about 206 BC), and later adopted for navigation by the Song Dynasty Chinese during the 11th century. The first usage of a compass recorded in Western Europe and Persia occurred around the early 13th century.
The highest monthly average temperature in Athol for July is 71 degrees. The lowest monthly average temperature in Athol for December is 26 degrees. The most monthly precipitation in Athol occurs in January with 1.7 inches. The air quality index in Athol is 21% better than the national average. The pollution index in Athol is 91% better than the national average.
Avg High Temp. Avg Low Temp . Avg Annual Temp. Avg # days > 90F: Avg # days < 32F : Record High Temp: Record Low Temp: Bismarck: 52.7: 29.8: 41.2: 18: 180: 105 / 1949-39 / 1950: Fargo: 51.7: 30.8: 41.2: 14: 179: 104 / 1976-39 / 1996: Williston: 53.5: 29.5: 41.5: 22: 187: 109 / 1980-50 / 1983: North Dakota's annual average temperature - 40.43 degrees, 49th warmest state in the U.S. Record Hottest year in North Dakota - 1987/ Avg temperature 44.97 degrees