Why did St. Valentine's Day become a romantic holiday?
Saint Valentine is considered the patron saint of lovers, most especially those unhappily in love.
February contains the popular holiday, Valentine's Day. The holiday is about loving each other and giving that SOMETHING to that SPECIAL SOMEBODY. Like said above, February is host to Valentine's Day which is a romantic holiday. The only reason February has become a romantic is month is because of the holiday that happens during that month.