small US maps showing different temperature and precipitation normals compared to the 20th-century average
April 19, 2021

Every ten years, NOAA releases an analysis of U.S. weather of the past three decades, calculating average values for temperature, rainfall, and other climate conditions that have come to represent the new “normals” of our changing climate.

June 27, 2017

If you had to pick your Fourth of July picnic location based solely on past weather, where does the climate record say you'll have the least chance of rain? Our interactive map shows historic odds of rain on your parade.

June 24, 2019

In this Beyond the Data blog, Deke Arndt talks about using the climate record to predict the odds of rain on the Fourth of July.