Reports for September 2023 for the Copley sites. (Averages refer to 1991-2020)
Mild, cloudy and wet

Copley Lead Mill site 218metres asl
Temperature °C (09Z-09Z)
Mean maximum 17.5 (+1.5) High 24.2 on 9th, Low 13.0 on 23rd
Mean minimum 9.1 (+1.7) Low 3.9 on 22nd, High 14.4 on 11th
Mean screen 13.3 (+1.6)
Mean 30cm earth 14.3 (+0.9)
Air frost 0 (0)
Days snow lying 50% 09Z, 0 (0) snow on ground 0
Max depth 09Z 0cm on 00th
River Gaunless data (Copley Lead Mill Environment Agency monitoring site 09Z daily readings)
Mean level 0.13m high 0.32m on 21st, low 0.10m on 3rd (normal 0.00m to 0.60m)
Mean river temperature 09Z 12.0, high 14.5 on 11th, low 10.4 on 22nd
Copley Met O site 253metres asl
Temperature °C (09Z-09Z)
Mean maximum 17.8 (+1.8) High 24.9 on 4th, Low 12.5 on 15th
Mean minimum 10.2 (+2.0) Low 4.4 on 22nd, High 16.1 on 11th
Mean screen 14.0 (+1.9)
Mean grass minimum 7.1 (+2.3) Low 0.5 on 22nd
Mean concrete minimum 10.1 (+2.1) Low 4.8 on 22nd
Mean 30cm earth 15.6 (+1.5)
Mean 100cm earth 14.9 (+1.1)
Air frost 0 (0) 0 hours
Ground frost 0 (-5)
Concrete frost 0 (0)
Precipitation mm (09Z-09Z)
Total 76.9 (115%) High 12.6 on 14th
Days 0.2mm 19 (+4)
Days 1.0mm 14 (+5)
Hail 0 (0)
Thunder 1 (+1) 10th
Snow cm
Days falling 0 (0)
Days lying 50% 09Z, 0 (0) snow on ground 0
Fresh falls 09Z 0cm (0cm)
Max depth 09Z 00cm on 0th
Sunshine hr (R&D electronic recorder) Sunshine hr (Campbell Stokes)
Total 129.9 (97%) 126.7 (87%)
Max day 12.6 on 4th&5th 11.8 on 4th&5th
Average daily 4.3 (34% of the possible 12.8hr / day) 4.2 (33% possible)
Days no sun 4 (+1) 6 (+3)
Fog (Vis <1km 09Z), 3 (+1)
Wind KT (Davis recorder)
Mean SW 6.8 (-1.8) High gust 38 on 20th&28th
Gale days 0 (0)
Ken Cook, Copley, Teesdale / Weardale watershed