The week's hottest temperature was 117.7 degrees Fahrenheit (47.6 degrees Celsius) at Mecca, Saudi Arabia.

The week's coldest temperature was minus 78.1 degrees Fahrenheit (minus 61. degrees Celsius) at the U.S. Amundsen-Scott Antarctic research station located at the South Pole.

Temperatures were tabulated from the more than 10,000 worldwide synoptic weather stations. The United Nations World Meteorological Organization sets the standards for weather observations, and provides a global telecommunications circuit for data distribution.