MERRA2

Description: NASAs Global Modeling and Assimilation Office (GMAO) produces the Modern-Era Retrospective analysis for Research and Applications, Version 2 (MERRA2) which is a 30+ year global climate reanalysis dataset.

Organization: NASA GMAO

Spatial resolution: ~50-km (0.5-deg x 0.625-deg)

Time Span: 1980-12-31 to Present (updated every 1-2 months)

Variables:

• Minimum/Maximum Temperature (T2MMIN/T2MMAX)
• Precipitation (PRECTOTCORR)

Website: MERRA2 Website

Google Earth Engine: 

• MERRA2 collections available in the Earth Engine catalog
• MERRA2 dataset augmented through Earth Engine Community Catalog (projects/earthengine-legacy/assets/projects/climate-engine/merra2/daily)

Terms of Use:

• If you use MERRA-2 data in your scientific studies, we request that you include citations to these data in the reference lists of your publication manuscripts. Each MERRA-2 file collection has its own citable DOI.

References:

• MERRA-2 Overview: The Modern-Era Retrospective Analysis for Research and Applications, Version 2 (MERRA-2), Ronald Gelaro, et al., 2017, J. Clim., doi: 10.1175/JCLI-D-16-0758.1