Low rainfall is seen in this region ( annual average rainfall : 128 millimetres ( 5.0 in ) at the Karasburg weather station ) .
The rains usually come in early January and leave as late as early April , depending on the previous season 's nature .
Low rainfall is seen in this region ( annual average rainfall : 128 millimetres ( 5.0 in ) at the Karasburg weather station ) , but the rains usually come in early January and leave as late as early April , depending on the previous season 's nature .