September 2012 (and 2005) Warmest on Record


After the fourth warmest August on record, the combined global land and ocean temperature for September 2012 was 0.67°C (1.21°F) above the 20th century average of 15.6°C (60.1°F), making it the warmest September on record (since 1880), tied with September 2005.

The global land and ocean temperature for January – September 2012 was 0.57˚C (1.03˚F) above the 20th century average, making it the eighth warmest first nine months on record.

Stay tuned for more September 2012 climate information in the coming days.

September 2012 Global Temperature AnomaliesAbout the Dataset

Still Map Image
Play Dataset SOS Preview


  • This real-time SOS visualization shows the global temperature anomalies, and is updated monthly.
  • The blue colors indicate cooler than normal temperature, whereas the red colors indicate warmer than normal temperatures. White indicated climatological average conditions.
  • For more information about the SOS dataset and how the data is derived, click here.
Where do I find the dataset?
  • Check your SOS system’s “Atmosphere” category. It’s a real-time dataset called: Monthly Temperature Anomaly – Realtime
Helpful Resources for More Information
Visualizations/Blog: CIMSS, University of Wisconsin – Madison
NOAA National Climatic Data Center, State of the Climate: Global Analysis for September 2012, published online October 2012, retrieved on October 15, 2012 from
Category: Climate
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  1. Pingback: September 2012 Climate Digest | EarthNow

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