Plymouth (Devonport) Weather Forecast
- 15
- 19
Partly cloudy
- 9
- 19
Cloudy
- 15
- 18
Partly cloudy
- 17
- 20
Overcast
- 14
- 19
Light rain shower
- 13
- 18
Partly cloudy
- 12
- 18
Cloudy
Today 26 Sep South West England
Staying largely dry across the region today with fine spells of sunshine. There is a small chance of the odd shower in the afternoon, but staying dry and pleasantly warm for many. Maximum temperature 20 °C.
Tonight 26 Sep South West England
Skies remaining clear at first tonight, and turning chilly. A few mist and fog patches possible. Cloud increasing a little towards the end of the night. Minimum temperature 8 °C.
Plymouth (Devonport) Temperature Statistics
September Temperature
Mount Batten (3km)
Lowest 12 September, 2026
10.8 °CAverage September
16.5 °CHighest 6 September, 2026
23.6 °C
Climate (2021–2026)
Mount Batten (3km)
Average Low 2021–2026
9.2 °CAverage 2021–2026
12.2 °CAverage High 2021–2026
15.3 °C