query: What is the hottest day on record in Adelaide?
passage: Climate of Adelaide
Hottest temperature: 46.6°C (115.9°F), 24 January 2019 [9] [nb 1] Coldest temperature: −0.4°C (31.3°F), 8 June 1982 Hottest Minimum: 33.9°C (93.0°F), 29 January 2009 Coldest Maximum: 8.3°C (46.9°F), 29 June 1922 Wettest month: 217.9mm (8.58in), June 1916 Wettest 24 hours: 141.5mm (5.57in), 7 February 1925
passage: Needles, California
Needles, like Death Valley to the northwest, is known for extreme heat during the summer. The Needles weather station is frequently reported by the United States government's National Oceanic and Atmospheric Administration (NOAA) as the site of the highest daily temperature recorded in the U.S. during the desert summers. Needles occasionally sets national or world daily temperature records, along with other related records associated with extreme desert heat. For instance, on July 22, 2006, Needles experienced a record high low temperature of at 6:00 AM with a high temperature exceeding , making it one of the few locations on Earth that have recorded a triple-digit overnight low temperature. Also, on August 13, 2012, Needles experienced a thunderstorm that deposited rain at a temperature of starting at 3:56 PM, setting a new record for the hottest rain in world history. The air temperature was , tying Needles' record high for the date. Since the humidity was only 11%, the rain evaporated so that "only a trace of precipitation was recorded in the rain gauge". Weather records researcher Maximiliano Herrera reported that this was the lowest humidity at which rain has occurred on Earth in recorded history. Later, on May 4, 2014, Needles reached a temperature of with a dewpoint of , for a relative humidity of 0.33%, the lowest value ever recorded on Earth.