Here are the reports for May 2008 for the Copley sites.
(Averages refer to 1971-2000)
Warmest May since at least 1970. Dry but rather cloudy with low wind
speeds - mainly from the NE.

Copley Lead Mill 218metres asl
Temperature °C
Mean maximum 15.3 High 23.1 on 10th Low 9.0 on 17th
Mean minimum 5.4 Low -2.6 on 10th High 10.7 on 30th
Mean screen 10.3
Air frost 2
Days snow lying 50% 09Z 0
Max depth 09Z 0cm on 00th

Copley Met O site 253metres asl
Temperature °C
Mean maximum 14.9 (+1.5) High 23.4 on 10th Low 8.6 on 17th
Mean minimum 6.3 (+1.8) Low -2.6 on 10th High 11.0 on 30th
Mean screen 10.6 (+1.6)
Mean AWS(Davis) 10.4
Mean grass minimum 2.7 (+0.1) Low -7.5 on 20th
Air frost 1 (0)
Ground frost 11 (+1)

Rainfall mm
Total 23.0 (38%) High 6.6 on 28th
Total AWS(Davis) 24.6
Rain days 8 (-7)
Wet days 6 (-4)
Hail 1 (0)
Thunder 0 (-1)

Snow cm
Days falling 0 (-1)
Days lying 50% 09Z 0 (0)
Fresh falls 09Z 0cm (0)
Max depth 09Z 0cm on 00th

Sunshine hr (R&D recorder)
Total 165.5 (89%) High 15.0 on 08th
Days no sun 4 (+2)
Fog 09Z 1 (0)

Wind mph (Davis recorder)
Mean NNE 4.7 (-2.7) High gust 34 on 01st
Gale days 0 (0)

Mean barometer (Kestrel recorder) 1019mb (+6)

Best wishes,
Ken
Copley, nr Barnard Castle, Teesdale, County Durham
http://copley.mysite.orange.co.uk