Temperatures in January were 1.14 degrees Celsius above the 20th-century average.
January 2020 marked the 44th consecutive January and the 421st consecutive month with temperatures, at least nominally, above the 20th-century average. This broke the record set in January 2016.
In the entire NOAA climate record, which began in 1880, the four warmest Januaries have occurred since 2016; while the 10 warmest Januaries have all occurred since 2002.
This exceedingly warm January follows an exceedingly warm 2019, which analysis from all of NOAA, NASA and the World Meteorological Organization determined to be the second warmest year on record.
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The United Nations said a year ago these need to tumble 7.6 per cent annually over the next decade to cap global warming at 1.5 deg C above pre-industrial levels, the aspirational goal set in the landmark Paris Agreement.
The hot January, without an El Nino impact, provides more solid evidences to the fact of global warming.
While January 2020 was the warmest January so far overall, different parts of the globe saw differences in temperature rankings. South America had its second warmest January on record last month.
Notably, the January temperatures mark the largest ever departure from average without the presence of an El Niño in the Pacific Ocean, in which warmer waters can drive up global air temperatures.
Across much of Russian Federation and parts of Scandinavia and eastern Canada, temperatures were nine degrees above average or higher.
While global temperatures increased in January, the weather in a particular region may not have correlated.
Light snowfall is in store for Detroit through Thursday, according to the seven-day forecast from drone-powered weather service Saildrone.