Climate Assessment Database (CADBv2)
Global Station Observation Summaries

Preliminary global station observation summary data
Final (more quality controlled) station data available at NCEI

CADBv2 data available starting January 1, 2020

**Data uses updated 1991-2020 normals and station meta-data from Jan 1, 2021 to present**
See the Technical Notices link below for details on these and additional changes.
Latest change in notice: October 12, 2022

Technical Notices

Select a summary type and valid date, then click "Get Data" to get a link to download data

Update Schedule:

Daily: Daily at 8am EST or EDT
Weekly: Every Sunday at (1500 UTC) 10 am EST | 11 am EDT
Monthly: Every first of the month (1500 UTC) 10 am EST | 11 am EDT

Summary Type:

Additional Weekly Data – Cities Listing Tables

Additional Monthly Data – Cities Listing Tables

Archived weekly and monthly city data (wcty and mcty files)

Global station normals

About the CADB Data