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Federal
Global Historical Climatology Network - Daily (GHCN-Daily), Version 3
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Historical Climatology Network - Daily (GHCN-Daily/GHCNd) dataset integrates daily climate observations from approximately 30 different data sources.... -
Federal
U.S. Daily Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Daily Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as well... -
Federal
U.S. Monthly Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Monthly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
U.S. Climate Normals 2020: U.S. Daily Climate Normals (1991-2020)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Daily Climate Normals for 1991 to 2020 are 30-year averages of meteorological parameters that provide users the information needed to understand typical climate... -
Federal
U.S. Annual/Seasonal Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Annual Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters that provide users with many tools to understand typical climate... -
Federal
U.S. Local Climatological Data (LCD)
National Oceanic and Atmospheric Administration, Department of Commerce —
Local Climatological Data (LCD) are summaries of climatological conditions from airport and other prominent weather stations managed by NWS, FAA, and DOD. The product... -
Federal
Daily Weather Records
National Oceanic and Atmospheric Administration, Department of Commerce —
These daily weather records were compiled from a subset of stations in the Global Historical Climatological Network (GHCN)-Daily dataset. A weather record is... -
Federal
Monthly Summaries of the Global Historical Climatology Network - Daily (GHCN-D)
National Oceanic and Atmospheric Administration, Department of Commerce —
Monthly Summaries of Global Historical Climatology Network (GHCN)-Daily is a dataset derived from GHCN-Daily. The data are produced by computing simple averages or... -
Federal
U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Monthly Climate Normals for 1991 to 2020 are 30-year averages of meteorological parameters that provide users the information needed to understand typical climate... -
Federal
U.S. Hourly Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Hourly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
Regional Snowfall Index (RSI)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Regional Snowfall Index (RSI) is an index of significant snowstorms that impact the eastern two thirds of the U.S. The RSI ranks snowstorm impacts on a scale from... -
Federal
Snowstorm Database
National Oceanic and Atmospheric Administration, Department of Commerce —
The Snowstorm Database is a collection of over 500 snowstorms dating back to 1900 and updated operationally. Only storms having large areas of heavy snowfall (10-20... -
Federal
U.S. Climate Normals 2020: U.S. Annual/Seasonal Climate Normals (1991-2020)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Annual/Seasonal Climate Normals for 1991 to 2020 are 30-year averages of meteorological parameters that provide users the information needed to understand... -
Federal
Global Summary of the Month (GSOM), Version 1
National Oceanic and Atmospheric Administration, Department of Commerce —
This Global Summaries dataset, known as GSOM for Monthly, contains a monthly resolution of meteorological elements from 1763 to present with updates applied weekly.... -
Federal
Local Climatological Data (LCD) Publication
National Oceanic and Atmospheric Administration, Department of Commerce —
Local Climatological Data (LCD) contains summaries from major airport weather stations that include a daily account of temperature extremes, degree days,... -
Federal
Global Historical Climatology Network - Daily (GHCN-Daily), Version 2 (Version Superseded)
National Oceanic and Atmospheric Administration, Department of Commerce —
Please note, this dataset has been superseded by a newer version (see below). Users should not use this version except in rare cases (e.g., when reproducing previous... -
Federal
U.S. Daily Surface Data (COOP Daily/Summary of Day)
National Oceanic and Atmospheric Administration, Department of Commerce —
U.S. Daily Surface Data consists of several closely related data sets: DSI-3200, DSI-3202, DSI-3206, and DSI-3210. These are archived at the National Climatic Data... -
Federal
Quality Controlled Local Climatological Data (QCLCD) Publication
National Oceanic and Atmospheric Administration, Department of Commerce —
Quality Controlled Local Climatological Data (QCLCD) contains summaries from major airport weather stations that include a daily account of temperature extremes,... -
Federal
Global Summary of the Year (GSOY), Version 1
National Oceanic and Atmospheric Administration, Department of Commerce —
This Global Summaries dataset, known as GSOY for Yearly, contains a yearly resolution of meteorological elements from 1763 to present with updates applied weekly. The... -
Federal
U.S. Supplemental Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Annual Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as...
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