The UAH Global Temperature Dataset at 30 Years: A Look Back at the Early Days

Reposted from Dr. Roy Spencer’s Blog March 30th, 2020 by Roy W. Spencer, Ph. D. Today (Monday, March 30) is the 30th anniversary of our publication in Science describing the first satellite-based dataset for climate monitoring. While much has happened in the last 30 years, I thought it might be interesting for people to know…

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UAH Global Temperature Update for April, 2019: +0.44 deg. C.

By Dr. Roy Spencer The Version 6.0 global average lower tropospheric temperature (LT) anomaly for April, 2019 was +0.44 deg. C, up from the March, 2019 value of +0.34 deg. C: Various regional LT departures from the 30-year (1981-2010) average for the last 16 months are: YEAR MO GLOBE NHEM. SHEM. TROPIC USA48 ARCTIC AUST…

Australia Surface Temperatures Compared to UAH Satellite Data Over the Last 40 Years

Reposted from Dr. Roy Spencer’s Blog April 3rd, 2019 by Roy W. Spencer, Ph. D. Summary: The monthly anomalies in Australia-average surface versus satellite deep-layer lower-tropospheric temperatures correlate at 0.70 (with a 0.57 deg. C standard deviation of their difference), increasing to 0.80 correlation (with a 0.48 deg. C standard deviation of their difference) after…

UAH Global Temperature Report: February 2019

Global climate trend since Dec. 1 1978: +0.13 C per decade February Temperatures (preliminary) Global composite temp.:  +0.36 C (+0.65 °F) above seasonal average Northern Hemisphere.: +0.46 C (+0.83 °F) above seasonal average Southern Hemisphere.: +0.26 C (+0.47 °F) above seasonal average Tropics.: +0.43 C (+0.77 °F) above seasonal average January Temperatures (final) Global composite…