Hi @inhouse
I believe you can do it like this:
$current_date = (int) date('j');
$start = (int) get_sub_field('date_range_beginning');
$end = (int) get_sub_field('date_range_ending');
if ($current_date >= $start && $current_date <= $end){
the_sub_field('contact_hour_days', 25);
}
Hope this helps.