St Martin's Weather Forecast
- 15
- 17
Cloudy
- 13
- 16
Light rain
- 13
- 14
Light rain shower
- 13
- 14
Partly cloudy
- 13
- 14
Partly cloudy
- 14
- 15
Partly cloudy
Today 19 Sep South West England
Remaining changeable with showers or longer spells of rain at times. Some brighter periods are also likely, mainly on Friday. Temperatures close to average but turning colder later Sunday. Breezy.
St Martin's Temperature Statistics
September Temperature
Scilly St Marys (5km)
Lowest 11 September, 2025
12.3 °CAverage September
15.8 °CHighest 2 September, 2025
19.5 °C
Climate (2020–Present)
Scilly St Marys (5km)
Average Low 2020–2025
11.1 °CAverage 2020–2025
12.6 °CAverage High 2020–2025
14.3 °C