There are never 31 days in February, so it does not fall on any day.
Wednesday
Valentine's Day - February 14 - will fall on a Friday in 2020.
February 29, 2016 will fall on a Monday.
February 14, 2014 will fall on a Friday.
It was a Monday.
monday
February 3, 1947 fell on a Monday of that week.
Groundhog Day always falls on February 2nd. However, the day of the week varies based on the year.
Wednesday(:
It is on a Saturday.
Saturday
Monday