Proč nefunguje include?

<?php

$currentwdir = 'JJZ';
$date = '14.8.2015';
$hum = 54;
$press = 1006,34;
$pressunit = 'mb';
$rainunit = 'mm';
$rrate = 0,0;
$temp = 28,2;
$tempunit = '&deg;C';
$timehhmmss = '09:30:00';
$wgust = 0,0;
$windunit = 'm/s';
$wlatest = 0,0;

?>

<?php

include ('./cumuluswebtagspku.php');

echo "Teplota je: $temp";                // nevypíše kua!!

?>