Ken Cook
Reports for November 2025 for the Copley sites. (Averages refer to 1991-2020)
Dull and wet, quite mild overall.
(Differences from 1991-2020 averages in brackets)
Copley Lead Mill site 219metres asl
Temperature °C (09Z-09Z)
Mean maximum 8.4 (0.3) High 14.2 on 4th, Low 0.6 on 19th
Mean minimum 2.7 (0.6) Low -4.2 on 22nd, High 11.7 on 4th
Mean screen 5.5 (0.4)
Mean 30cm earth 7.1 (-0.1)
Air frost 10 (1)
Days snow lying 50% 09Z, 5 (3) snow on ground 8
Max depth 09Z 6cm on 19th
River Gaunless data (Copley Lead Mill Environment Agency monitoring site 09Z daily readings)
Mean level 0.20m, high 0.54m on 13th, low 0.09m on 1st ((normal 0.00m to 0.60m)
Mean river temperature 09Z 7.4, high 10.8 on 4th, low 3.2 on 20th
Copley Met O site 257metres asl
Temperature °C (09Z-09Z)
Mean maximum 8.8 (0.6) High 14.7 on 5th, Low 0.2 on 19th
Mean minimum 3.4 (0.8) Low -4.0 on 21st, High 11.9 on 4th
Mean screen 6.1 (0.7)
Mean grass minimum 0.4 (0.7) Low -8.5 on 26th
Mean concrete minimum 2.9 (1.1) Low -4.3 on 21st
Mean 30cm earth 8.6 (1.0)
Mean 100cm earth 9.7 (0.7)
Air frost 7 (0) 58.8 hours
Ground frost 16 (-2)
Concrete frost 10 (0)
Precipitation mm (09Z-09Z)
Total 155.6 (182%) High 36.5 on 12th
Days 0.2mm 23 (2)
Days 1.0mm 20 (6)
Hail 0 (0)
Thunder 0 (0)
Snow cm
Days falling 10 (5)
Days lying 50% 09Z, 4 (3) snow on ground 7
Fresh falls 09Z 12cm (7cm)
Max depth 09Z 10cm on 19th
Sunshine hr (R&D electronic recorder) Sunshine hr (Campbell Stokes)
Total 65.8(84%) 58.4(84%)
Max day 7.0 on 30th 6.2 on 30th
Average daily 2.2 (26% of the possible 8.5hr / day) 1.9 (22% possible)
Days no sun 5 (-1) 6 (-2)
Fog (Vis <1km 09Z), 8 (3)
Pressure mb (mean sea level)
Average 09Z 1007.1 (-4.1)
High 24hr 1026.2 on 21st
Low 24hr 987.4 on 1st
Wind KT (Davis recorder)
Mean NW 8.0 (-2.9) High gust 46 on 28th
Gale days 0 (-1)
Ken Cook, Copley, Teesdale / Weardale watershed