unseasonal
🇺🇸
/ʌnˈsiːzənl/
🇬🇧
/ʌnˈsiːzənl/
occurring or done at a time that is not typical or expected for that activity or thing
We experienced unseasonal snowfall in April.
우리는 4월에 비시즌 강설을 경험했습니다.