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Following an issue identified in ERA5T, which is used to generate the last three months of this dataset, the dataset was recently back-updated for September, October, November 2021. For details on the issue in ERA5T, please refer to our announcement on the user forum.
Update on 02/02/2022: Dataset now also back-updated for December 2021.
In practical terms, this means that if you have accessed Essential climate variables for assessment of climate variability from 1979 to present data for the period 1 September 2021 to 30 November 31 December 2021, we recommend that you download the data again.
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All graphics and data-files shown in the bulletins for September to November December have been updated and replaced for consistency with the underlying dataset.
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