Online Climate Data Directory

Surface Data

• Graphs & Maps
  Weather Charts, Climate Maps of the US, Paleoclimate Data
• Radar
  National & Regional Radar Mosaics, NEXRAD Level II and III data, Additional Radar Resources
• 1-Minute/5-Minute
  ASOS 1-Minute & 5-Minute Data
• Hourly
  US Climate Reference Network, Local Climatological Data, Surface Weather Observations, Hourly & 15 minute Precipitation Data
• Daily
  Cooperative, NWS, Local Climatological Data, World War II Era, more
• Monthly
  Climate at a Glance, Cooperative, Local Climatological Data, more
• Modeled
  Temperature Anomalies, NOMADS, Climate Models

Surface Data: Graphs & Maps

• GIS Services
  Graphics / Selection of numerous data sets and products.
  
  
• Weather Charts
  Graphics / Selection of numerous surface and upper air charts.
  
  
• Climate Maps of the United States
  Over 700 maps of climate normals.
  
  
• Paleoclimate data
  (World Data Center for Paleoclimatology)
  
  

Surface Data: Radar

• National and Regional Radar Mosaics
  National and regional radar composites from 1995 to present.
  
  
• NEXRAD Level II and III Data
  NEXRAD level II and level III data from as early as 1991 to present.
  
  
• Additional Radar Resources and Information
  Other radar information, data and inventories.
  
  

Surface Data: 1-Minute/5-Minute

• ASOS 1-Minute Data
  (2000 - present, DSI 6405/page 1 and DSI 6406/page 2 data)
  
  
• ASOS 5-Minute Data
  (2000 - present, DSI 6401 data)
  
  

Surface Data: Hourly

• U.S. Climate Reference Network
  (2001 - present, approximately 100 stations)
  
  
• 
  Global and U.S.--Integrated Surface Hourly
  (1901-present, over 20,000 stations)
  
  
• 
  U.S.--Local Climatological Data
  (1996 - present, over 1500 stations)
  
  
• 
  U.S.--Local Climatological Data Publication
  (1949 - present, over 300 stations)
  
  
• 
  U.S. Hourly Precipitation
  (1948 - present, over 6000 stations)
  
  
• 
  U.S. 15-Minute Precipitation
  (1971 - present, over 3400 stations)
  
  

Surface Data: Daily

• Global and U.S.
  (1929 - present, over 15,000 worldwide stations with over 2000 in U.S.)
  
  
• Global Climate Observing System
  (As early as 1916 - latest available, over 200 stations)
  
  
• 
  U.S. High Resolution--Cooperative, NWS
  (1800's - present, over 18000 stations)
  
  
• 
  U.S.--Local Climatological Data
  (1996 - present, over 1500 stations)
  
  
• 
  U.S.--Local Climatological Data Publication
  (1949 - present, over 300 stations)
  
  
• U.S.--COOP Data Original Forms
  (1800's - present, over 18000 stations)
  
  
• World War II Era
  (1940 - 1945, 162 stations)
  
  
• Daily U.S. Historical Climate Network
  (1901 - 1997, 138 selected long-term stations)
  
  

Surface Data: Monthly

• Global Data--Global Historical Climatology Network
  (1800 - latest available, over 7000 stations)
  
  
• U.S. Data--Climate At A Glance
  (National, regional, statewide and city data from 1895 to the present)
  
  
• U.S. National/State/Divisional Data
  (1895 - present, national/state/divisional averages by month)
  
  
• 
  U.S.--Local Climatological Data
  (1996 - present, over 1500 stations)
  
  
• 
  U.S.--Local Climatological Data Publication
  (1949 - present, over 300 stations)
  
  
• 
  Annual Climate Summaries--Cooperative Network
  (1900's - present, over 8000 stations)
  
  
• 
  U.S. High Resolution--Cooperative, NWS
  (1800's - present, over 18000 stations)
  
  
• 
  Global Data--CLIMAT Reports
  (1986 - latest available, over 3100 stations)
  
  
• U.S. Historical Climate Network Data
  (1880 - 2000, over 1000 long-term stations)
  
  
• Global Climate Observing System
  (As early as 1916 - latest available, over 1000 stations)
  
  

Surface Data: Modeled

• NOAA Operational Model Archive & Distribution System
  (Numerical weather prediction models and climate models)
  
  
• Global Climate Model--100 Year Run
  (Temperature and precipitation model based on CO2 estimates)
  
  
• Global Climate Model--1000 Year Run
  (Temperature and precipitation model based on CO2 estimates)
  
  

Upper Air Data

• NOAA Operational Model Archive & Distribution System
  (Numerical weather prediction models and climate models)
  
  
• Weather Charts
  (Graphics / Selection of numerous surface and upper air charts)
  
  
• Integrated Global Radiosonde Archive (IGRA)
  (Upper air products and station history information)
  
  
• Paleoclimate data
  (World Data Center for Paleoclimatology)
  
  

Marine Data

• Intl Comprehensive Ocean-Atmosphere Data Set
  (Historical marine record covering over 200 years)
  
  
• Voluntary Observing Ship Climate Project
  (Marine data and metadata access)
  
  
• Paleoclimate data
  (World Data Center for Paleoclimatology)
  
  

Important Notes

1. Items highlighted by require payment for the data unless you have been authorized for free access (see note 2). Other items are FREE to everyone--no payment required.
2. Free access is granted to anyone whose Internet domain resolves to gov, edu, k12, us, or mil. More detailed information on free access to NCDC online products is given here.

Climatology & Extreme Events

• Extreme Weather and Climate Events
  Maps, tables, reports...US/global historical extremes, severe weather, recent events, etc
• U.S. Climatological Averages and Normals
  Long-term monthly averages/normals for over 270 U.S. cities
• U.S. Storm Events Database
  1950 - present, local storm reports, damage reports, etc from various sources
• Climate Maps of the United States
  Over 700 maps of climate normals
• U.S. Climate Normals
  US climatological normals
• Climate Monitoring
  Numerous maps and graphs depicting climate trends, etc
• Products and Publications
  Numerous climatological publications, articles, etc

• Annual Climatological Summaries (Monthly/Annual Summaries for ~ 8000 U.S. Locations)
• Climatological Data (Daily/Monthly Data for ~ 8000 U.S. Locations)
• Climate Variations Bulletin (Monthly Reports of U.S. Climate)
• Climatic Data for Frost-Protected Shallow Foundations
• Climatic Maps for the U.S. (selected maps from the Climate Atlas)
• Comparative Climatic Data (Climatological Averages for U.S. Cities)
• Climates of the World (PDF format, Regional Narratives and Climatic Tables by City)
• Climatography of the U.S. - Supp #3 (Maps of Temperature, Precip, Degree Days)
• Climatology For Southwest Asia (Numerous Data Sources and Summaries)
• Freeze/Frost data for the U.S. (PDF format)
• Frost Free Maps for the U.S. (Based on 28F and 32F Temperatures)
• Heating and Cooling Degree Days (Monthly State, Regional, and National Degree Days)
• Hourly Precipitation Data (Hourly Precip Data for over 2500 U.S. Locations)
• Historical Climate Publications (Publications & cdroms for sale at a very reduced price)
• Hourly Rainfall Event Statistics (Frequency Distributions for Hourly Rainfall)
• Local Climatological Data (Hourly/Daily Data for nearly 300 U.S. Cities)
• Monthly Climatic Data for the World (Selected Worldwide Cities' Climate Summaries)
• Rainfall Frequency Atlas of the US (Frequency Distributions for Heavy Rainfall)
• Storm Data Publication (Monthly Reports of Damaging Weather)
• Wind Climatology (PDF format, Wind Climatology for Selected U.S. Cities)