Climate Along the Nile River

Upper Nile (Equatorial Africa)

Tropical/subtropical; two rainy seasons (Mar–May, Oct–Nov); dry seasons Dec–Feb, Jun–Sep. Riverbanks cooler, less arid than surrounding savannah.

Lower Nile (Egypt, Sudan, Eritrea)

Hot desert climate: long hot summer, short mild winter; winter rain only; predominantly arid.

Ethiopian Highlands (Blue Nile Source)

Tropical savannah (west) and monsoon (south/east); rainy season May–Sep.