Old Castleton Weather Forecast
- 10
- 18
Sunny day
- 11
- 19
Cloudy
- 13
- 17
Cloudy
- 15
- 20
Light rain shower
- 13
- 20
Drizzle
- 12
- 18
Heavy rain shower
Today 23 Aug South West Scotland and Lothian Borders
Early fog patches quickly clearing to leave a largely dry day with sunny spells. Cloud will increase in the afternoon to bring the odd light shower. Maximum temperature 20 °C.
Old Castleton Temperature Statistics
August Temperature
Spadeadam (21km)
Lowest 10 August, 2026
6.1 °CAverage August
13.9 °CHighest 13 August, 2026
26.8 °C
Climate (2021–2026)
Spadeadam (21km)
Average Low 2021–2026
5.4 °CAverage 2021–2026
8.6 °CAverage High 2021–2026
12 °C