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Oct 11, 2021 · These maps show annual average temperature and precipitation for the Lower 48 U.S. states based on observations collected at thousands of U.S. weather stations from 1991–2021. (Normals are available for individual weather stations in Alaska and Hawaii .)
These data include quality controlled daily, monthly, seasonal, and yearly measurements of temperature, precipitation, wind, and degree days as well as radar data and 30-year Climate Normals. Customers can also order most of these data as certified hard copies for legal use.
The official normals are calculated for a uniform 30 year period, and consist of annual/seasonal, monthly, daily, and hourly averages and statistics of temperature, precipitation, and other climatological variables from almost 15,000 U.S. weather stations.
Washington. West Virginia. Wisconsin. Wyoming. Climate in the United States. Information regarding the temperature, precipitation and sunshine for more than 5000 cities in the United States.
The U.S. Climate Normals Quick Access tool provides graphs and tables of average temperature, precipitation, and snowfall at more than 15,000 U.S. observation stations. For access to other climatological statistics and variables, visit the Normals Homepage. Choose from one of three averaging periods:
May 4, 2021 · May 4, 2021. A collage of weather systems including thunderstorms, rain, heat waves, and fair weather. (Image credit: iStock) Download Image. Every 10 years, NOAA releases an analysis of U.S. weather of the past three decades that calculates average values for temperature, rainfall and other conditions. That time has come again.
