According to GISS, Africa is one of the fastest warming places on the planet. But how reliable are their temperature records?

The first thing to notice is that the anomalies are based on the period 1950-1980, but if we look at a couple of long running South African stations, we immediately see the familiar story of a much cooler interlude between about 1940 and 1980.



So it would hardly be surprising to see that current temperatures are warmer than 1950-1980. Nevertheless we should surely be able to trust the temperature record in recent years. After all there are 538 African GHCN stations listed in the GISSTEMP record, so there ought to be a pretty good coverage across the continent. However, if you thought that you would be wrong.

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