Climate Data Online
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Map Search
Allows data access using a map to search by country, state, city, ZIP code, climate division, and hydrologic unit. Many other geographic tools and secondary functions are also available. -
Data Search
Allows a search by station location and data type. -
Legacy Access
A number of products have not been migrated into the Climate Data Online map services and must be searched using the legacy interface. This link allows access to these datasets. -
Product Catalog
Search for many key products such as certified data and CD-ROMs/DVDs.
Climate Data Online (CDO) Help/FAQs
Check out this link for online help and frequently asked questions concerning the CDO system. (Note: You may have to scroll up to find your answer.)