In the summer solstice the sun shines directly on the northern hemisphere. Thus it is the longest day and shortest night in the year. 「夏日炎炎，長夏漫漫」
Although it is the longest day, it does not mean it is the hottest day of the year!
As the saying goes「夏至，愛呷不愛去」Summer solstice is a time when " even if others invite you to eat, you don't want to go. Remember to put on some sunscreen before leaving the house.
The summer solstice is also a time of gravitate and separation. There are often phenix trees planted int he school which blossom red during this season, the season of graduation. As students graduate from their old school it marks a begin of a new page in their lives.
When at home, find a quiet place to meditate today. solar terms are a good time to meditate, calm the heart, and it make feel cooler as well!