unseasonable /ˌʌnˈsiːzn̩əbəl/ adjective /ˌʌnˈsiːzn̩əbəl/
adjective
Learner's definition of UNSEASONABLE
[more unseasonable; most unseasonable] of weather
: not normal for a certain time of year : not seasonable不合季节的;违反时令的 — unseasonably
/ˌʌnˈsiːzn̩əbli/ adverb