WordPress Meta-Query between 2 dates
This below solution may be handy to someone
$args = array('cat' => $cat_ID,'meta_query' => array( 'relation' => 'AND', array( 'key' => 'date_from', 'value' => date("Y-m-d H:i:s"), 'compare' => '<=', 'type' => 'DATE' ), array( 'key' => 'date_to', 'value' => date("Y-m-d H:i:s"), 'compare' => '>=', 'type' => 'DATE' )),'orderby' => 'date','order' => 'DESC');