Ken Cook
Reports for June 2025 for the Copley sites. (Averages refer to 1991-2020)
Dry, sunny and warm yet again.
(Differences from 1991-2020 averages in brackets)
Copley Lead Mill site 218metres asl
Temperature °C (09Z-09Z)
Mean maximum 19.2 (1.8) High 28.4 on 20th, Low 13.7 on 9th
Mean minimum 8.9 (1.3) Low 3.0 on 4th, High 13.6 on 22nd
Mean screen 14.1 (1.6)
Mean 30cm earth 15.6 (1.5)
Air frost 0 (0)
Days snow lying 50% 09Z, 0 (0) snow on ground 0
Max depth 09Z 0cm on 0th
River Gaunless data (Copley Lead Mill Environment Agency monitoring site 09Z daily readings)
Mean level 0.07m high 0.09m on 8th low 0.06m on 18th ((normal 0.00m to 0.60m)
Mean river temperature 09Z 10.7, high 12.3 on 22nd, low 9.2 on 4th
Copley Met O site 253metres asl
Temperature °C (09Z-09Z)
Mean maximum 19.2 (2.3) High 29.2 on 20th, Low 13.7 on 9th
Mean minimum 9.6 (1.6) Low 4.6 on 4th, High 14.0 on 21st
Mean screen 14.4 (2.0)
Mean grass minimum 5.8 (0.8) Low -2.1 on 4th
Mean concrete minimum 10.0 (1.3) Low 4.1 on 4th
Mean 30cm earth 14.9 (0.9)
Mean 100cm earth 13.3 (1.0)
Air frost 0 (0) 0 hours
Ground frost 3 (-1)
Concrete frost 0 (0)
Precipitation mm (09Z-09Z)
Total 40.5 (50%) High 9.6 on 7th
Days 0.2mm 18 (3)
Days 1.0mm 13 (3)
Hail 1 (1)
Thunder 1 (0)
Snow cm
Days falling 0 (0)
Days lying 50% 09Z, 0 (0) snow on ground 0
Fresh falls 09Z 0cm (0cm)
Max depth 09Z 0cm on 0th
Sunshine hr (R&D electronic recorder) Sunshine hr (Campbell Stokes)
Total 190.3(123%) 218.0 (119%)
Max day 15.9 on 19th 14.5 on 19th
Average daily 6.3 (37% of the possible 17.2hr / day) 7.3 (42% possible)
Days no sun 0 (-3) 0 (-3)
Fog (Vis <1km 09Z), 1 (0)
Pressure mb (mean sea level)
Average 09Z 1013.0 (-1.8)
High 1027.0 on 19th
Low 995.9 on 3rd
Wind KT (Davis recorder)
Mean SW 9.1 (3.1) High gust 35 on 23rd
Gale days 0 (0)
Ken Cook, Copley, Teesdale / Weardale watershed