The average daytime temperatures in the month of September are around 26Â°C (that is about 78Â°F), whereas the average minimum temperatures drop down to 17Â°C (that is about 62Â°F.) The summer season in Barcelona generally lasts from June 22 nd until September 19 th, .
Quick Answer. The Great Barrier Reef is 1,429 miles long and runs along the coast of northeastern Australia. The Great Barrier Reef Marine Park covers about 132,819 square miles and contains about 3,000 separate coral reefs.
The Great Barrier Reef off the coast of Queensland, Australia,  is the largest coral reef in the world, around 2300km long, with  its coral cays and islands spreading over 3 â¦ 00,000 square  kilometres. Considered one of the wonders of the natural world, the  Reef is unique for being visible from Earth's orbit.