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Blog Category: State of the Climate Report

July 2012 Marked the Hottest Month on Record for the Contiguous United States

Map highlighting July significant weather events

Drought expands to cover nearly 63 percent of the Lower 48; wildfires consume two million acres

The average temperature for the contiguous U.S. during July was 77.6°F, 3.3°F above the 20th century average, marking the hottest July and the hottest month on record for the nation. The previous warmest July for the nation was July 1936 when the average U.S. temperature was 77.4°F. The warm July temperatures contributed to a record-warm first seven months of the year and the warmest 12-month period the nation has experienced since recordkeeping began in 1895.

Precipitation totals were mixed during July, with the contiguous U.S. as a whole being drier than average. The nationally-averaged precipitation total of 2.57 inches was 0.19 inch below average. Near-record dry conditions were present for the middle of the nation, with the drought footprint expanding to cover nearly 63 percent of the Lower 48, according to the U.S. Drought MonitorSee full report

NOAA: U.S. Temperature and Precipitation Near-Normal in February

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February 2011 was near normal for both temperature and precipitation averaged across the contiguous United States, according to the latest NOAA State of the Climate Report issued today. The February average temperature was 34.0 F, which is 0.7 F below the long-term (1901–2000) average. Last month’s average precipitation was 1.81 inches, 0.21 inch below the same average. February marked the end of the meteorological winter (December–February), which featured below normal temperature and precipitation for the three-month period.

This monthly analysis is based on records dating back to 1895, prepared by scientists at NOAA’s National Climatic Data Center in Asheville, N.C.  |  Read more of today's report

NOAA: 2010 Tied for Warmest Year on Record

Graphic of temperature anomolies

According to scientists from Commerce's National Oceanic and Atmospheric Administration (NOAA), 2010 tied with 2005 as the warmest year of the global surface temperature record, beginning in 1880. This was the 34th consecutive year with global temperatures above the 20th century average. For the contiguous United States alone, the 2010 average annual temperature was above normal, resulting in the 23rd warmest year on record.

This preliminary analysis is prepared by scientists at NOAA’s National Climatic Data Center in Asheville, N.C., and is part of the suite of climate services NOAA provides government, business and community leaders so they can make informed decisions.  Release  |  State of the Climate Annual Report

Commerce's NOAA: U.S. Had Eighth-Warmest June on Record, Above-Normal Precipation

Map of U.S. showing June temperaturesNOAA’s State of the Climate report shows the June 2010 average temperature for the contiguous United States was 71.4 degrees F, which is 2.2 degrees F above the long-term average (1901-2000). The average precipitation for June was 3.33 inches, 0.44 inch above the long-term average.   This monthly analysis was prepared by scientists at NOAA’s National Climatic Data Center in Asheville, N.C., based on records dating back to 1895.  More  |  June temperatures  |  June precipitation