Difference of warmest days frequency from average rotator

Cool conditions prevailed across large parts of the North America in 2014. Everywhere else, the frequency of warm days was higher than average, and the frequency of cold nights was below average.

In 2014, global average sea level was 2.6 inches (67 mm) above the 1993 average, which is the highest yearly average in the satellite record.

In 2014, the upper ocean held more heat than average throughout most of the major ocean basins.

Depending on the data set, 2014 was either the warmest or tied-for-warmest year since records began in the mid-to-late 1800s.

In 2014, precipitation over land was generally below average, while precipitation over the oceans was above average.

Overall, average global river outflow in 2014 slightly exceeded the climate normal. 

Worldwide in 2014, three dozen reference glaciers experienced an average mass loss equivalent to of 853 millimeters of water equivalent in 2014.

Scientists estimated global average carbon dioxide concentration at 397.2 parts per million (ppm) in 2014, as the global growth rate of carbon dioxide continues to accelerate. 

Observing temperature patterns in the lower stratosphere gives scientists clues about our planet’s changing climate. Global average temperatures in the lower stratosphere for 2013 were slightly below the 1981–2010 average.