PHP randomly displays specified text (if elseif usage)

/**
* Randomly display the specified text
* by bbs.it-home.org
*/
function getRand() {
 $a=rand(1,5);
 if ($a==1) {
 echo "It’s sunny today ! ";
 }elseif ($a==2) {
 echo "It's sunny today";
 }elseif ($a==3) {
 echo "It's rainy today";
 }elseif ($a==4 ) {
 echo "Cloudy today";
 }elseif ($a==5) {
 echo "Meteor shower today";
 }
}
?>