Solar term
Summer Solstice
Summer Solstice falls on June 21, 2027 — one of the twenty-four solar terms that keep the Chinese calendar aligned with the sun.
The day itself
A Clear day. — Clear out. Old files, stale plans, rooms that have stopped working — remove one thing today. Day score 66 of 99.
What a solar term is
The sun moves 15° between terms. They mark the seasons rather than the moon, which is why the almanac's month pillar changes at a term rather than on the first of a Gregorian month.