Juneau: Annual Weather Averages July is the hottest month in Juneau with an average temperature of 14 Â°C (57 Â°F) and the coldest is January at -3 Â°C (28 Â°F) with the most daily sunshine hours at 7 in August.
Containing a wide coverage of subjects such as agriculture, art, astronomy, drama, history, medicine, religion and technology, the Yongle Encyclopedia was definitely the worldâs largest known general encyclopedia in ancient times and the first encyclopedia to be written on earth.
One of the most important inventions of the Industrial Revolution, steam engines power the first trains, steamboats, and factories. 1794 Eli Whitney patents the cotton gin. Eli Whitney creates a machine that makes it much easier to separate cotton seeds from cotton fiber.