Found 2 items, similar to unseasonably.
English → English (WordNet) Definition: unseasonably unseasonably adv : not in accordance with the season; “it was unseasonably cold” [ant: seasonably]
English → English (gcide) Definition: Unseasonably Unseasonable \Un*sea"son*a*ble\, a. Not seasonable; being, done, or occurring out of the proper season; ill-timed; untimely; too early or too late; as, he called at an unseasonable hour; unseasonable advice; unseasonable frosts; unseasonable food. -- Un*sea"son*a*ble*ness, n. -- Un*sea"son*a*bly, adv. [1913 Webster]