The ESRL website will be unavailable for 24 hours starting Friday, March 6th at 5:00pm MT due to building maintenance.

PSD Climate Research Data Resources and Help

How to access data files

Software to read our netCDF files

Other Data Resources 

How to cite data/plots 

  • You can use the plots produced from this page in publications. We ask that you acknowledge the Physical Sciences Division of NOAA/ESRL in the publication. For example, "Image provided by the NOAA-ESRL Physical Sciences Division, Boulder Colorado from their Web site at".
  • You will also need to cite the source of the data directly.


  • letterSend us comments or questions about PSD's public climate data.
  • We would especially like feedback if you have found the data/pages useful for research, teaching or other uses. This will help us keep the data and webpages available.