Egypt’s climate is subtropical-dry. There is precipitation in wintertime on the Mediterranean coast and in the Nile-Delta, everywhere else rainfall extraordinarily low and rare. Between May and October big heat is predominant, but thanks to the desert climate and the low humidity it is nonetheless agreeable.
In July, the medium maximum-temperatures reach 30° in Alexandria, 36° in Cairo and 42° in Assuan. There are high variations in temperature between day and night, in Upper-Egypt they can sink from 40° during the day down to 0° at night.
January comes with the coolest days, medium minimum is 8° in Alexandria and Assuan, 9° in Cairo. Between March and May, hot desert winds (Khamsin) accompanied by fine sand may sometimes occur.