Category Archives: Climate Change

Global Temperature falls 0.15C in October

The global average temperature anomaly for October was 0.706C, which is a fall of 0.15C from September. This reduces the annual average so far to 0.9C  leaving 2020 still slightly higher than 2016. However the uncorrected data (without pair-wise homogenisation) … Continue reading

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GHCN V4

Each monthly update of V4C (corrected)  changes past results as well as adding the new monthly temperatures. This is due to their homogenisation algorithm.  I had already noticed that V4 gave warmer results than V3 but found that the uncorrected … Continue reading

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July global temperature anomaly unchanged from June at 0.79C

My 3D calculation of the global temperature anomaly for July 2020 using GHCN-V4 and HadSST3 is 0.79C (baseline 1961-1990), the same value as for June. However the spatial distribution has changed significantly. Here are the monthly trends and the annual … Continue reading

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