Ken Cook
Reports for March 2026 for the Copley sites. (Averages refer to 1991-2020)
Warm by day, normal rainfall and sunshine
(Differences from 1991-2020 averages in brackets)
Copley Lead Mill site 219metres asl
Temperature °C (09Z-09Z)
Mean maximum 9.9 (1.7) High 15.0 on 31st, Low 5.7 on 6th
Mean minimum 1.1 (0.6) Low -3.4 on 7th, High 5.5 on 18th
Mean screen 5.5 (1.1)
Mean 30cm earth 5.6 (1.5)
Air frost 13 (-1)
Days snow lying 50% 09Z, 2 (-4) snow on ground 2
Max depth 09Z 2cm on 13th
River Gaunless data (Copley Lead Mill Environment Agency monitoring site 09Z daily readings)
Mean level 0.19m, high 0.45m on 12th, low 0.14m on 22nd ((normal 0.00m to 0.60m)
Mean river temperature 09Z 6.4, high 8.4on 24th, low 4.2 on 7th
Copley Met O site 257metres asl
Temperature °C (09Z-09Z)
Mean maximum 10.1 (2.0) High 15.0 on 17th, Low 5.0 on 6th
Mean minimum 1.8 (0.6) Low -3.3 on 7th, High 6.2 on 18th
Mean screen 5.9 (1.3)
Mean grass minimum -2.1 (-0.3) Low -10.1 on 7th
Mean concrete minimum 1.3 (0.6) Low -3.6 on 26th
Mean 30cm earth 6.8 (1.6)
Mean 100cm earth 6.7 (1.3)
Air frost 8 (-3) 19.0 hours
Ground frost 21 (0)
Concrete frost 14 (1)
Precipitation mm (09Z-09Z)
Total 60.7 (100%) High 24.5 on 12th
Days 0.2mm 10 (-6)
Days 1.0mm 6 (-5)
Hail 1 (-2)
Thunder 0 (0)
Snow cm
Days falling 10 (1)
Days lying 50% 09Z, 1 (-4) snow on ground 2
Fresh falls 09Z 2cm (-11cm)
Max depth 09Z 2cm on 6th
Sunshine hr (R&D electronic recorder) Sunshine hr (Campbell Stokes)
Total 135.7(103%) 135.1(107%)
Max day 11.1 on 21st 9.7 on 21st
Average daily 4.4 (37% of the possible 11.8hr / day) 4.4 (37% possible)
Days no sun 1 (-4) 1 (-4)
Fog (Vis <1km 09Z), 4 (1)
Pressure mb (mean sea level)
Average 09Z 1014.5 (1.6)
High 24hr 1030.0 on 19th
Low 24hr 988.5 on 13th
Wind KT (Davis recorder)
Mean SW 9.2 (-0.4) High gust 59 on 12th
Gale days 1 (0)
Ken Cook, Copley, Teesdale / Weardale watershed