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Quick Links

These links provide quick access to many of NCDC's climate and weather datasets, products, and various web pages and resources.

  1. U.S. Local Climatological Data
  2. Global Historical Climatology Network-Daily (GHCN-D)
  3. Integrated Surface Data, Hourly, Global
  4. U.S. Climate Normals Products
  5. Storm Data Publication/Database
  6. Climatological Data Publication
  7. Hourly Precipitation Data Publication/Database
  8. U.S. Annual Climatological Summary
  9. Weather Maps/Charts
  10. Comparative Climatic Data (CCD)
  11. Climatic Wind Data Publication
  12. Climate Maps of the United States
  13. CD-ROMs/DVDs
  14. Climate Indices​
  15. Global Summary of the Day (GSOD)​
  16. U.S. Historical Climatology Network (USHCN)​
  17. Climates of the World/Historical Climate Summary​
  18. Regional Climate Centers/National Weather Service Products
  19. Various Webpage Resources
  20. ​​Analyses/Climate Monitoring
  21. Model Data
  22. Radar Data

* Access to online data (online meaning available through our website for online delivery) is now free to everyone. Some orders could be subject to a certification, consultation fee or handling charge. See the notes at the bottom of this page.

1. U.S. Local Climatological Data
Description: Hourly, daily, and monthly climatic data for many U.S. cities
Quality Controlled Local Climatological Data (QCLCD) Sample Jan. 2005 and later ONLY
Certification charges apply
Unedited Local Climatological Data (ULCD) Sample Data from 1996–2005 ONLY
Certification charges apply
Edited Monthly (Online LCD) Sample Certification charges apply
Edited Annual (Online LCD Annual) Sample Certification charges apply
Additional Information: Certified Data    DVD    Station List    Offline Options
top button Back to the top Period of record: Varies by station
2. Global Historical Climatology Network-Daily (GHCN-D)
Description: Formatted and/or ASCII output of data types, which includes daily temperature, precipitation, and snow records over global land areas; includes Cooperative Observer Program (COOP) data
GHCN-Daily Sample Choice of standard PDF, custom CSV, or custom text file
GHCN-Daily FTP Access Sample Data files via FTP
Individual Station Original Sample Original COOP forms (PDF)
Additional Information: Certified Data    Offline Options
Please Note: Certified copies of the original 'COOP' forms (item 3 above) may be purchased by visiting the IPS system. As of Jan 2012,GHCN-Daily is now the official archive.
top button Back to the top Period of record: 1800s–Current
Certification charges apply
3. Integrated Surface Database (ISD), Hourly, Global
Description: Digital dataset of detailed hourly observational climate data for thousands of locations worldwide
ISD/CDO Sample Offline Options: $140 and up 
​Certification charges apply
ISD FTP Access   Complete dataset, archival format only
Additional Information: Metadata/Software   Station History   DVD   QC   Offline Options
top button Back to the top Period of record: 1901–Current
4. U.S. Climate Normals Products
Description: Long-term climatic averages and extremes for U.S. locations
1981–2010 Climate Normals Data Access   Monthly, daily, annual/seasonal, and hourly Normals for 1981–2010
1971–2000 Normals Products Page   Monthly, daily, and annual Normals for 1971–2000
Additional Information: Offline Options 
The new 19812010 Normals (daily, monthly, hourly, annual/seasonal) are also available from the Climate Data Online system.
top button Back to the top Period of record: 1971–Current
5.Storm Data Publication/Database
Description: Severe weather reports on damages, injuries, deaths, and more for U.S. locations
Storm Data (final) Sample Available online
NCDC Storm Events Database   Search engine tool for severe weather events by location (currently only 2006 forward)
NOAA's Severe Weather Data Inventory   System providing the ability to search records covering a particular time period and geographic region
Download  formats currently supported are Shapefile (for GIS), KMZ (for Google Earth), CSV (comma-separated), and XML
Additional Information: DVD   Offline Options
top button Back to the top Period of record: 1950Current
6. Climatological Data Publication
Description: Daily and monthly climatic data for hundreds of locations within a U.S. state
Individual Monthly Issue Sample Free online
Individual Annual Issue Sample Free online
Additional Information: DVD   Offline Options
top button Back to the top Period of record: 1890–Current
7. Hourly Precipitation Data Publication/Database
Description: Collection of hourly precipitation data for many locations within a U.S. state
15 Minute Precipitation Sample Map interface to 15 Minute precipitation database
Hourly Precipitation Sample Map interface to Hourly precipitation database
Individual Monthly Issue Sample Free online
Individual Annual/Dec. Issue   Free online
Rainfall Frequency Atlas   The National Weather Service's (NWS) Hydrometeorological Design Studies Center (HDSC) prepares precipitation frequency estimates for the federal government and provides related documents on this site
Additional Information: DVD   Offline Options
top button Back to the top Period of record: 1951Current
8. U.S. Annual Climatological Summary (Ancsum)
Description: Monthly and annual climatic statistics for a single U.S. location
Individual Station Sample Certification charges apply
Additional Information: Offline Options
top button Back to the top Period of record: Varies
9. Weather Maps/Charts
Description: National Weather Service charts archived at NCDC
Analysis and Forecast Charts Sample Certification charges apply
Additional Information: Offline Options
top button Back to the top Period of record: 1948Current
10. Comparative Climatic Data (CCD)
Description: Climatic averages and extremes for major U.S. cities.
CCD Publication Sample  Hardcopy (ordered offline) $5
Additional Information: Offline Options
top button Back to the top Period of record: Varies
11. Climatic Wind Data Publication
Description: Climatic wind data from NCDC's LCD publication, U.S. Air Force climatic briefs, and more
Climatic Wind Data for the U.S.   Free online
Additional Information: Offline Options
top button Back to the top Period of record: Varies, but generally 19301996
12. Climate Maps of the United States
Description: Various long-term climatic data depicted on U.S. maps
CLIMAPS—PDF or ESRI Sample Free online
Selected Maps Publication Sample $10 for published set of 20 maps
Additional Information: CD-ROM Version   Offline Options
top button Back to the top Period of record: 1961–1990
13. CD-ROMs/DVDs
Description: A listing of all available CD-ROMs and DVDs from NCDC
Catalog   Available for online ordering, delivered by first class mail
Additional Information: Offline Options
top button Back to the top Period of record: Varies by dataset
14. Climate Indices (National, Regional, Statewide, Divisional)
Description: Derived from U.S. station data, including the cooperative network, into monthly composite means by climate division
Climate Indices Sample Free online 
Includes temperature, precipitation, and drought indices by year-month (via Climate Data Online (CDO) system)
Climate Indices FTP Access   Free online
Includes temperature, precipitation, and drought indices by year-month (FTP Access)
Additional Information: Offline Options
top button Back to the top Period of record: 1895Present
15. Global Summary of the Day (GSOD)
Description: Global daily climatic data
Global Summary of the Day Sample Free online
Additional Information: Offline Options
top button Back to the top Period of record: Varies, as far back as 1930, and in some cases to the present
16. U.S. Historical Climatology Network (USHCN)
Description: The USHCN consists primarily of long-term COOP stations whose monthly temperature records have been adjusted for systematic, nonclimatic changes that bias temperature trends
U.S. Historical Climatology Data   Free online
Additional Information: Offline Options
top button Back to the top Period of record: Varies, as far back as 1900, and in some cases to the present
17. Climates of the World/Historical Climate Summary
Description: Monthly and annual worldwide climatic data presented in tabular form and on map
Historical Climate Summary 6-4   Free online
Additional Information: Offline Options
top button Back to the top Period of record: 19311960
18. Regional Climate Centers/National Weather Service Products
Description: Climate products from NOAA's RCCs and NWS
National Weather Service (NWS)   Current National Weather Service Products
Regional Climate Center (RCCs)   NOAA's Regional Climate Centers
American Association of State Climatologists   Access to State Climatologists
Additional Information: Offline Options
top button Back to the top Period of record: Varies
19. Various Webpage Resources
Description: Additional information sources from the NCDC website
Frost Shallow Foundations   Free Climatic data for frost protected shallow foundations (FPSF)
Extreme Weather   NCDC's extreme weather events page
Products and Services Guide   Guide to most NCDC products and services
Calculators and Conversion Tables   Temperature, wind chill, heat index, relative humidity, wind speed, and station pressure
Additional Information: Offline Options
top button Back to the top Period of record: Varies

*Notes

  • Online access to most online data (online meaning available through our website for online delivery) is free.
  • The period of record shown indicates the period of data available online. The period of record for the complete dataset may vary and is dependent on the desired location. Data prior to the period of record indicated may be available. The NCDC archives contain data as far back as the 1800s for certain data types and locations. Contact NCDC for availability, pricing, and ordering information.
  • Any data product ordered from NCDC may be certified for court, but only the more commonly certified products are available for online ordering of certification. For ordering certified copies of items where certifications are not offered online, please contact NCDC. For more information on certifications, see the Certification of Data page.
  • Online means available through our website for electronic delivery, although some items ordered online may require delivery by mail and those are subject to a service charge. Some orders could be subject to a consultation fee or handling charge.
  • Offline means the data type is not available through our web site. Contact NCDC for availability, pricing and ordering information. Many items cost more when ordered offline.
  • Some products require Adobe Acrobat Reader for viewing.
  • All prices are subject to change.