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NCDC Releases September Monthly Climate Reports

September 2013 Global Land and Ocean Temperature Anomalies Map

U.S. September Climate Report

The average temperature for the contiguous United States during September was 67.3°F, 2.5°F above the 20th century average—the sixth warmest September on record. The nationally averaged precipitation total for September was 2.99 inches, 0.51 inch above average, tying with 2004 as the 12th wettest September on record.

Read the full U.S. September Climate Report

Global September Climate Report

The combined average temperature over global land and ocean surfaces for September 2013 tied with 2003 as the fourth highest for September on record, at 1.15°F above the 20th century average of 59.0°F. The combined global land and ocean average surface temperature for the January–September period was 1.08°F above the 20th century average 57.5°F, tying with 2003 as the sixth warmest such period on record.

Read the full Global September Climate Report