Altarnun Weather Forecast
- 4
- 12
Cloudy
- 9
- 13
Partly cloudy
- 8
- 12
Cloudy
- 7
- 11
Light rain shower
- 6
- 12
Partly cloudy
- 9
- 13
Cloudy
- 8
- 13
Cloudy
Today 11 May South West England
After a chilly but sunny start, cloud will build from the north with patchy rain possible by midday. The rain fragmenting as it progresses, with some parts perhaps staying dry. Maximum temperature 15 °C.
Altarnun Temperature Statistics
May Temperature
Cardinham (15km)
Lowest 7 May, 2026
4.9 °CAverage May
11.2 °CHighest 9 May, 2026
19 °C
Climate (2021–Present)
Cardinham (15km)
Average Low 2021–2026
8.1 °CAverage 2021–2026
10.9 °CAverage High 2021–2026
14 °C