United States Mean Number of Days With a Maximum Temperature of 90 Deg. F or Higher is a point theme representing the the mean number of days with a maximum temperature of 90 Degrees F or higher as measured at weather stations throughout the United States, Puerto Rico, and Pacific Islands. Records are given for each month.
Creator:
National Climatic Data Center (U.S.), United States. National Environmental Satellite, Data, and Information Service, United States. National Oceanic and Atmospheric Administration., and Digital Social Science Centaer, Columbia University Libraries