One way: 
use warnings;
use strict;
use Time::Piece;

my $t = Time::Piece->new();
my $lastmonth = $t->add_months(-1);
print $lastmonth->strftime('%B'), "\n";

__END__

October

[download]

In reply to Re: Get last month's name with Time::Piece by toolic
in thread Get last month's name with Time::Piece by Anonymous Monk

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