An intense heat wave hit the Southwestern United States in late June 2013, with temperatures in Southern California reaching up to 50°C (122°F). On June 30th, Death Valley, California recorded the highest ever June temperature of 54.0°C (129.2°F).

1. In late June 2013, an
intense heat wave struck
the Southwestern United
States. Various places in
Southern California
reached up to 50 °C (122
°F). On 30 June, Death
Valley, California hit 54.0
°C (129.2 °F) which is the
hottest temperature ever
recorded on Earth during
the month of June.