Based on the past, what are the chances it will rain on Fourth of July?

June 27, 2017

NOAA’s National Weather Service will soon be issuing actual forecasts for Independence Day, but here’s a historical look at the probability that your Fourth of July picnic will be rained on, based on observations from 1981-2010. Double click on the map (or use controls at upper left) to zoom in. To improve map performance and loading times, station pop-ups appear at zoom levels of 2x or more. Single click on a dot to see the chances for rain based on a location's climate history.  More details about the analysis and static maps for download and re-use are available in a Beyond the Data blog post. Interactive by NOAA, based on U.S. Climate Normals data from Deke Arndt, National Centers for Environmental Information.