Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Pretoria:

This text has been unreferenced on Wikipedia for a very long time. If you can't find a source, be bold and remove it!

"

The average annual temperature is 18.7 °C (65.7 °F).[1] This is rather high, considering the city's relatively high altitude of about 1,339 metres (4,393 feet), and is due mainly to its sheltered valley position, which acts as a heat trap and cuts it off from cool southerly and south-easterly air masses for much of the year.[citation needed]