19 Mainstreaming Climate Change into Transboundary …
455
Fig. 18 Detailed map of the Incomati, Maputo, and Umbeluzi Basins (Hake 2016)
6.2 Hydrology and Current Climate
The basin is arid to semi-arid with an average rainfall (which occurs mostly in the
summer) of 767 mm per year, mean annual precipitation of 400–1,000 mm, and mean
annual runoff (MAR) of 3,539 mm
3 /year. Evaporation varies from 1,600 mm in the
southwest to 2,000 mm in the east. The mean annual temperature is 17 °C.
455
Fig. 18 Detailed map of the Incomati, Maputo, and Umbeluzi Basins (Hake 2016)
6.2 Hydrology and Current Climate
The basin is arid to semi-arid with an average rainfall (which occurs mostly in the
summer) of 767 mm per year, mean annual precipitation of 400–1,000 mm, and mean
annual runoff (MAR) of 3,539 mm
3 /year. Evaporation varies from 1,600 mm in the
southwest to 2,000 mm in the east. The mean annual temperature is 17 °C.