2025 Summer Calendar United Statesman Newspaper. Online calendar of holidays and days off in united states for the summer of 2025. You can select the calendar for another year or.
This page contains a national calendar of all 2025 federal and state holidays for the united states. Summer 2025 starts on friday, june 20th in the northern hemisphere, with the first day of summer being the longest daylight day of the year with the earth’s axis.