Spring was 7th warmest on record

The Earth continues to simmer, with this year's spring the seventh warmest on record.

The world average land and sea temperature for spring was 56.7 degrees Fahrenheit, 0.94 degree above the mean since record-keeping began in 1880.

For weather and climate purposes, spring is the months of March, April and May.

The National Climatic Data Center said the global land surface temperature was 1.87 degrees above the 20th-century mean of 46.4 degrees and tied 2000 as third warmest.

The ocean surface temperature – 0.59 degrees above the 20th-century mean of 61.0 – ranked 10th warmest.

The data center is part of the National Oceanic and Atmospheric Administration.