The Australian Broadcasting Corporation has determined that a drought in Africa is the worst in century, and they know this because a guy in his 30s who sells tourist handicrafts told them so.
Here is the same story from 1950.
08 Feb 1950, 5 – Sioux City Journal at Newspapers.com
h/t Steve Milloy
This actually happens every year this time of year.
Drought, Heat, and Victoria Falls: A Climate Story with a Twist | Weather Underground
River Flows | Zambezi River Authority
Apparently 1992 may also have been more than a century ago.
02 Sep 1992, 17 – The Guardian at Newspapers.com
Africa also had their worst drought in century in 1966, during the ice age scare.