Aswan Dam the river has been improved, both upstream and downstream of the dam. Sailing along the Nile is a favorite tourism activity, which is mainly done during the winter when the natural flow of the Nile would have been too low to allow navigation of cruise ships. A new fishing industry has been created around Lake Nasser, though it is struggling due to its distance from any significant markets. The annual production was about 35 000 tons in the mid-1990s. Factories for the fishing industry and packaging have been set up near the Lake. The dams also protected Egypt from the
Aswan remain above during the coldest month of the year while average low temperatures remain above . Winters are short, brief and extremely warm. Wintertime is very pleasant and enjoyable while summertime is unbearably hot with blazing sunshine although desert heat is dry. The climate of Aswan is extremely dry year-round, with less than of average annual precipitation. The desert city is one of the driest ones in the world, and rainfall doesn't occur every year, as of early 2001, the last rain there was seven years earlier. Aswan is one of the least humid cities on the planet, with an