Harmattan
From BiblePortal Wikipedia
Webster's Dictionary [1]
(n.) A dry, hot wind, prevailing on the Atlantic coast of Africa, in December, January, and February, blowing from the interior or Sahara. It is usually accompanied by a haze which obscures the sun.
The Nuttall Encyclopedia [2]
A hot withering wind blowing over the coast of Guinea to the Atlantic from the interior of Africa, more or less from December to February.