<div id="temp"></div>
<script>
   $(document).ready(function(){
  var city = "Worthington, OH";
  var searchtext = "select item.condition from weather.forecast where woeid in (select woeid from geo.places(1) where text='" + city + "') and u='f'"
  //change city variable dynamically as required

  $.getJSON("https://query.yahooapis.com/v1/public/yql?q=" + searchtext + "&format=json").success(function(data){
   console.log(data);
   $('#temp').html(data.query.results.channel.item.condition.temp + "F");
   $("#temp").hide().fadeIn(800);

  });

});
</script>