noun
non-leap year; common year
Refers to a year that is not a leap year, i.e., a year with 365 days.
平年は2月が28日までです。
In a non-leap year, February has 28 days.
noun
average year; normal year
Used in contexts like weather, climate, or statistics to describe a year with typical or average conditions.
This year's rainfall is higher than in an average year.