Overview: North SpainNorth Spain in general has a hot climate. Temperatures during the day are in the range from 12 °C (54 °F) in January to 24 °C (75 °F) in August. Temperatures during the night go from 6 °C (43 °F) in January to 17 °C (62 °F) in August. The driest month is July with just 8 days of rain, on the contrary, the month when it rains the most is November with 14 days of rain. The highest sea temperatures in North Spain are in August with 21 °C (70 °F) and the lowest in February with 12 °C (54 °F).