St Martin's Weather Forecast
- 16
- 19
Partly cloudy
- 16
- 18
Light rain
- 17
- 17
Cloudy
- 17
- 18
Partly cloudy
- 17
- 18
Partly cloudy
- 17
- 18
Partly cloudy
- 17
- 18
Partly cloudy
Today 18 Jul South West England
Mainly cloudy in the west at first with patchy rain gradually easing as it spreads eastwards. Brighter later, and in the east, with lengthy spells of sunshine for many in the afternoon. Feeling warm and muggy with light winds. Maximum Temperature 24C.
Tonight 18 Jul South West England
Some late sunshine for many before skies turn cloudier through the night with sea fog developing along the south coast. Mainly dry but feeling warm and muggy for all. Minimum Temperature 13C.
St Martin's Temperature Statistics
July Temperature
Scilly St Marys (5km)
Lowest 4 July, 2025
13.6 °CAverage July
17.6 °CHighest 11 July, 2025
22.6 °C
Climate (2020–Present)
Scilly St Marys (5km)
Average Low 2020–2025
10.9 °CAverage 2020–2025
12.5 °CAverage High 2020–2025
14.1 °C