I would though be paying extra for the airfare and less on Accommodation to go mid March - late June or in September. If Castles and 5* is your thing then there is no harm visiting in February. The Weather might be a bit chilly and the daylight hours on the short side but the scenery won't be closed.
1 Saudi Arabia is home to the worldâs largest continuous sand desert â the Rub Al-Khali, or Empty Quarter.  Oil was first struck in Saudi Arabia in March 1938, at a depth of 1,440 metres in the Dammam oilfield.
Saudi Arabia facts and figures. Saudi Arabia's National Day. The Middle Eastern Kingdom of Saudi Arabia straddles the Arabian Peninsula, bordered by Jordan, Kuwait and Iraq in the north and Oman and Yemen in the south. It is the 14th largest country in the world covering around two million square kilometres, making it the second largest OPEC Member Country.