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NCEI Climate at a Glance (CAG) Temperature Anomalies

Associated Agencies

National Oceanic and Atmospheric Administration (NOAA) National Centers for Environmental Information (NCEI)

The global-scale Climate at a Glance (CAG) temperature anomaly data is derived from the Global Historical Climatology Network-Monthly (GHCN-M) data set and International Comprehensive Ocean-Atmosphere Data Set (ICOADS). This tool provides an analysis of monthly and annual temperatures for the globe and is intended for the study of climate variability and change. 

How to

What can I do with this?

Map of Temperature Anomalies  View a map of temperature anomalies at various spatial scales including global, national, regional, satewide, divisional, county, and city

Time Series  View a graph of temperature anomalies over a specified period of time for the selected spatial scale

Temperature Rankings  Identify temperature ranking of specified month and year for the selected spatial scale

Haywood Plot  View a haywood plot graph of the selected spatial scale with top ranked years for abnormally warm and cold identified


Climate at a Glance Temperature Anomalies: Global Mapping Page

Climate at a Glance Temperature Anomalies Data: Monthly NetCDF available through NCEI THREDDS data server


Helpful links to general information, specific technical instructions, and referenced articles related to this dataset.

Climate at a Glance Temperature Anomalies Background Information