Origin of harmattan
Examples from the Web for harmattan
The harmattan prevails for several days in succession, and alternates with winds from the south and south-west.
This harmattan, by the way, is a bit of a meteorological mystery.A Camera Actress in the Wilds of Togoland|Meg Gehrts
The dry east wind known as the harmattan blows intermittently from December to March.
Those storms which are accompanied with a clear sky, as the northers of the Gulf of Mexico, the harmattan of Africa, &c.The Sailor's Word-Book|William Henry Smyth
The mean temperature in the dry season, when the “harmattan” is frequent, is 62 Fahr., in the wet season 86.