Temperature analysis from Japanese Met Agency (JRA-3Q Reanalysis) on a 3-day Delay. Current climatology for data is JRA-55 1991-2020.
JRA-55 has reached end of life on January 31, 2024
JRA-3Q from January 1, 2024 is spliced to end of JRA-55 until the full dataset is available (March 2024) but the differences are small (~0.05 °C)
ERA5 is based upon Cycle 41r2 (ECMWF IFS) and available 5-days behind real time