It was perfect weather for summer walking - warm but not too hot, breezy but not too chill.

Now, making good progress in perfect weather, he believed he would reach the top exactly on schedule.

Astronomers around the world synchronised their readings using atomic clocks on the same nights, when there was perfect weather at each site.

Scientists, however, largely attributed the population surge to perfect weather and said that pesticides and urban development were still a long-term threat to the species.

Well - perfect weather to curl up with a book.