He is a very cheerful person and always makes those around him laugh.
パーティーは陽気な雰囲気に包まれていた。
The party was filled with a lively atmosphere.
Refers to weather or seasonal conditions, often with a nuance of pleasantness. Less common than 天気 in everyday conversation, but appears in literary or traditional contexts.
春の陽気に誘われて、散歩に出かけた。
Lured by the pleasant spring weather, I went out for a walk.
yang energy; spirit of yang
In Chinese philosophy and traditional East Asian thought, the active, bright, masculine principle. Contrasts with 陰気 (いんき, yin energy). Rare in daily conversation; mainly encountered in philosophical or medical contexts.
See also: 陰気 (いんき)
東洋医学では、陽気が不足すると体が冷えると考えられている。
In traditional Eastern medicine, a deficiency of yang energy is thought to cause the body to become cold.
He has a cheerful personality and is liked by everyone.
It looks like the mild weather will continue this week.
She was walking along, singing cheerfully.
This region has pleasant weather, so it's comfortable to live in.
陽気 describes a bubbly, upbeat mood or personality, while 明朗 is slightly more formal and can also apply to a person's clean, straightforward nature.
陽気 describes a cheerful, upbeat temperament, while 社交的 specifically describes ease and skill in dealing with other people.
陽気 describes a bright, jovial personality or mood, while 愉快 more broadly describes a pleasant experience, atmosphere, or person.
陽気 highlights a cheerful, sunny mood, whereas 活発 focuses on energetic action rather than emotional tone.