Category Archives: Uncategorized

Global temperature update – April 2023

Average temperatures fell 0.1C in April to a value of 0.85C relative to the 1961-1990 baseline. This results in an annual average after the 4 months of 0.94C. The developing El Nino seems to have stalled in April Finally a … Continue reading

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2022 temperature is 0.86C including October.

2022 looks set to be the 4th/5th warmest year averaging 0.86C above the 1961-1991 baseline after 10 months. The underlying trend is better represented  by the decadal integration which implies an overall warming of about 1.2C since the “pre-industrial” period.  … Continue reading

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Homogenisation of temperature data

How accurate is the pair-wise homogenisation algorithm applied to GHCN land temperature measurements and the instrumentation corrections made to sea surface temperatures? Long term station measurements are affected  by a station’s physical relocation, by environmental changes (urban development)  and by … Continue reading

Posted in AGW, Hadley, NOAA, Uncategorized | Tagged | 19 Comments