Warm, sunny days are getting longer as the first day of summer and the first heat waves of the season are upon us. Here's what to know about the summer solstice in June and the longest day of the year ...

Add Yahoo as a preferred source to see more of our stories on Google. The official last day of summer is Monday, Sept. 22, albeit for many, it was considered over after the Labor Day holiday or when ...

Summer 2025's meteorological start is June 1, while the astronomical start is June 20. Many consider Memorial Day weekend the unofficial start of summer, while others consider it the last day of ...