Over the next few night until the 24th August, it should be possible to have a good view of the Perseid meteor shower.
This is caused by the earth passing through debris left by the comet109P/Swift-Tuttlein July -Aaugust each year.
The best time to see the shower will be between 12.00 am and 05:30 am (clouds and thunderstorms permitting).
Here's a really good guide to the meteor shower and how to have the best chance of seeing it.