Tag Archives: Climate Change

HadCRUT5 increase in global temperatures

The HadCRUT5 data show about a 0.1C increase in annual global temperatures compared to HadCRUT4.6. There are two reasons for this. The change in sea surface temperatures moving from HadSST3 to HadSST4 The interpolation of nearby station data into previously … Continue reading

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What is the mean temperature of Australia ?

ACORN2 is the latest BOM version of station data in Australia. You can plot the average temperature anomaly data for December using their trend tracker. Shown below the graph is the average temperature for the baseline period 1961-1990. The value … Continue reading

Posted in AGW, Australia, Climate Change | Tagged , | 6 Comments

2019 Annual Temperature

The December 2019 temperature was up by 0.12C from November at  1.01C relative to 1961-1990. This completes the annual global average temperature for 2019 making it the second warmest year at 0.86C. This is  just 0.015C cooler than 2016. All … Continue reading

Posted in Australia, climate science, Hadley, NOAA | Tagged , | 5 Comments