World Ocean Atlas 2018

This page provides datasets for use with the Ocean Data View software. The datasets are platform-independent and can be used on any supported system (Windows, Linux, UNIX, Mac OS X). To install a dataset, download the zipped data file to the base directory of your ODV data and unzip the file. During unzipping make sure you restore the directory structure stored in the zip-file (e.g., use "unzip <file-name>" or "pkunzip -d <file-name>", etc.). Open the data collection with Ocean Data View.

NOTE: ODV 4.6.0 or later is required to use these data collections. Previous ODV versions will not work.

NEW: Analyze these datasets online with webODV Explore. Browse the "Ocean > woa18" tree.

Data DescriptionExample Maps
World Ocean Atlas 2018 - DocumentationWorld Ocean Atlas 2018 - Website
Annual Data:
WOA18_1.00deg_All-Years_Annual.zip (Data File; 182 MB)
Seasonal Data:
WOA18_1.00deg_All-Years_Jan-Mar.zip (Data File; 192 MB)WOA18_1.00deg_All-Years_Jul-Sep.zip (Data File; 188 MB)
WOA18_1.00deg_All-Years_Apr-Jun.zip (Data File; 189 MB)WOA18_1.00deg_All-Years_Oct-Dec.zip (Data File; 186 MB)
Monthly Data:
WOA18_1.00deg_All-Years_January.zip (Data File; 132 MB)WOA18_1.00deg_All-Years_July.zip (Data File; 132 MB)
WOA18_1.00deg_All-Years_February.zip (Data File; 134 MB)WOA18_1.00deg_All-Years_August.zip (Data File; 134 MB)
WOA18_1.00deg_All-Years_March.zip (Data File; 134 MB)WOA18_1.00deg_All-Years_September.zip (Data File; 132 MB)
WOA18_1.00deg_All-Years_April.zip (Data File; 133 MB)WOA18_1.00deg_All-Years_October.zip (Data File; 132 MB)
WOA18_1.00deg_All-Years_May.zip (Data File; 132 MB)WOA18_1.00deg_All-Years_November.zip (Data File; 132 MB)
WOA18_1.00deg_All-Years_June.zip (Data File; 132 MB)WOA18_1.00deg_All-Years_December.zip (Data File; 131 MB)
Annual Data:
WOA18_0.25deg_All-Years_Annual.zip (Data File; 662 MB)
Seasonal Data:
WOA18_0.25deg_All-Years_Jan-Mar.zip (Data File; 784 MB)WOA18_0.25deg_All-Years_Jul-Sep.zip (Data File; 786 MB)
WOA18_0.25deg_All-Years_Apr-Jun.zip (Data File; 784 MB)WOA18_0.25deg_All-Years_Oct-Dec.zip (Data File; 785 MB)
Monthly Data:
WOA18_0.25deg_All-Years_January.zip (Data File; 512 MB)WOA18_0.25deg_All-Years_July.zip (Data File; 517 MB)
WOA18_0.25deg_All-Years_February.zip (Data File; 517 MB)WOA18_0.25deg_All-Years_August.zip (Data File; 520 MB)
WOA18_0.25deg_All-Years_March.zip (Data File; 519 MB)WOA18_0.25deg_All-Years_September.zip (Data File; 518 MB)
WOA18_0.25deg_All-Years_April.zip (Data File; 517 MB)WOA18_0.25deg_All-Years_October.zip (Data File; 519 MB)
WOA18_0.25deg_All-Years_May.zip (Data File; 519 MB)WOA18_0.25deg_All-Years_November.zip (Data File; 518 MB)
WOA18_0.25deg_All-Years_June.zip (Data File; 516 MB)WOA18_0.25deg_All-Years_December.zip (Data File; 511 MB)