Hello NRI, I am trying to calculate daily statistics from hourly ERA5 data using xarray. When calculating this for large datasets, it is very very slow. I have tried a number of optimisation techniques (like using Dask), but the problem still seems to persist. I want to do this for multiple 4D vari…

ERA5 Daily data

anton (Anton Steketee, ACCESS-NRI Oceans Team) 15 April 2024 04:30 10

Hi Christina - The data straight from ERA5 (3 hourly) is in /g/data/rt52/era5/single-levels/reanalysis/ and the link above might help to resample at a more useable frequency

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ERA5 Daily data

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