public ActionResult Detail(string id) { if (id == null) { id = "CVNP"; } Session["Weather"] = weatherDAL.Get5DayWeather(id); var degrees = Session["degrees"]; if (degrees == null) { degrees = 0; } Session["degrees"] = degrees; Park park = parkDAL.GetParkDetail(id); park.TempValue = (int)degrees; return(View("Detail", park)); }