Shifts in Mild Weather (IMAGE) NOAA Headquarters Caption Mild weather days will shift seasonally in major US cities. Declining in summer and rising in the shoulder seasons and winter for the period from 2081 to 2100. Credit Credit: Van der Wiel/NOAA/Princeton Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.