The numbers are in. According to NOAA’s National Climatic Data Center (NCDC), January 2015 average global land and ocean temperature was the second warmest January since records began in 1880. January 2015’s warmth extends a trend of warm months for the planet – December 2014 the warmest December on record, and 2014 was the warmest year on record.
The average temperature (global – land and surface) in January was 1.39°F (0.77°C) above the 20th century average. This is yet another record in the period 1880-2015, just a 0.16 °F bellow the all time highest record in January 2007.
The data from NOAA is showing that the snow cover in the Northern Hemisphere was 170,000 miles below the 1981-2010 periods. In 49-year period this was the 22nd biggest January Northern Hemisphere snow cover extent in the 49-year period of record.
Drought conditions worsened in part of West and Midwes. California had its fourth dries January. Several cities in northern California were record dray.
The northern part of the country experienced wetter-than-average conditions during January 2015. Some locations received nearly double their monthly average precipitation.
Temperatures during Janualry were warmer-than-average. Some regions in the east had departures 5-7 C above average.
China observed its warmest January since national record began in 1961.
Australia had 134 percent average total precipitation during January 2015. The Northern Territory had its sixth wettest January in the 116-years period of record.
Arctic Sea Ice Extent
January 2015 sea ice extent was 6.3.precent below the 1981-2010 average – third smallest January sea ice extent since satellite record began in 1979.
Antarctic Sea Ice Extent
January 2015 sea ice extent was 44.6 percent above the 1981-2010 average – the largest January sea ice extend on record.