On Sunday, 4 September 2016 10:53:47 UTC+1, vidcapper wrote:
You might find this interesting, if a little out-of-date. 
http://maps.nls.uk/geo/explore/#zoom...ers=10rain&b=1
You can switch between the old rainfall map & the modern one by using
the 'change transparency of overlay' slider.
I finally know why Capil Curig is so wet! 
--
Paul Hyett, Cheltenham
It's interesting that its altitude is only about 700 ft and it's in a valley but of course surrounded by a large area of very wet mountains. This effect is noticeable even in the valleys of the North Downs.
But can you pronounce it? :-)
Tudor Hughes, Warlingham, Surrey.