Barcelona has recorded its hottest month of June since records started over a century ago, Spain's national weather service said.

The Can Fabra Observatory, located on a hill overlooking Barcelona, reported an average temperature of 26 degrees Celsius, breaking records since 1914. The previous hottest average for June was 25.6 C in 2003.

The same weather station said that a single-day high of 37.9 C for June was recorded on Monday, June 30.