NCEI’s environmental data provide critical information for retailers, manufacturers, and the companies that invest in them.read more
Arctic sea ice reaches its maximum extent this month. The Sea Ice Index houses a repository of data used to track sea ice...read more
The NOAA/NASA Suomi National Polar-orbiting Partnership satellite shows how the holidays affect nighttime light intensity...read more
See which places have the best chance of being a winter wonderland on December 25 according to weather history.read more
Forecasters are predicting some impacts from La Niña conditions this winter in outlooks for the Midwest, Great Lakes, and...read more
Our maps help identify which day of the year, on average, has the highest maximum temperature across the United States.read more
Based on 30 years of climate records, our map shows when you can expect to see temperatures dip to 32°F or below for the last...read more
Find out when you should expect the coldest day of the year in your area with our map based on the U.S. Climate Normals.read more
Meteorologists and climatologists define seasons differently from “regular” or astronomical spring, summer, fall, and winter.read more
