HUELVADOOR TO THE ATLANTIC - PUERTA DEL ATLÁNTICO Situated in the southwest of Spain, Huelva is 90 km away from Seville, and some 600 km. from Madrid. In mid March temperatures are mild ranging between 9 and 20 ºC (48-69 ºF). At this time of the year, it may also rain, therefore an umbrella and some warm garment would be in order.