unseasonable

Not in accordance with the season.

日本語の意味

季節に合っていない / 適切な時期ではない

The sudden unseasonable warmth encouraged people to go to the park in light clothing.

突然の季節外れの暖かさに、人々は薄着で公園へ出かけた。

意味（1）

Not in accordance with the season.

The snow in April was unseasonable.

more unseasonable

（ comparative ）

most unseasonable

（ superlative ）