River Tamar - Tamar Bridge Weather Forecast, Cornwall

Today 26 Aug South West England

A grey, rather damp start in the east, however rain will soon clear allowing bright or sunny spells to develop for many. Scattered showers spreading into the west may be heavy at times. Breezy, and cooler than of late. Maximum Temperature 22C.

Tonight 26 Aug South West England

A few showers lingering this evening and into the night, but many places dry with some clear spells. Becoming breezy in the far southwest of Cornwall, as heavy, possibly thundery rain arrives by dawn. Feeling cooler than recent nights. Minimum Temperature 12C.

Wed 27 Aug South West England

Widely cloudy as persistent rain spreads eastwards. Some heavy downpours at times, carrying a risk of hail and thunder. Brighter skies to follow with some late sunshine in the west. Maximum Temperature 22C.

Thu 28 Aug South West England

Low pressure will dominate the weather this week bringing further showers, sometimes thundery, or longer spells of rain. Remaining rather breezy with near average temperatures.

Fri 29 Aug South West England

Low pressure will dominate the weather this week bringing further showers, sometimes thundery, or longer spells of rain. Remaining rather breezy with near average temperatures.

Sat 30 Aug South West England

Low pressure will dominate the weather this week bringing further showers, sometimes thundery, or longer spells of rain. Remaining rather breezy with near average temperatures.

Sun 31 Aug South West England

Changeable and unsettled weather conditions are expected across the UK during this period with low pressure systems tending to dominate the overall pattern. This will mean showers or longer spells of rain will affect the majority of the UK at times. Some heavy rain or showers are expected in places, most often in the west. Thunderstorms and hail are also possible, as are some spells of strong winds if any deep areas of low pressure form in the vicinity of the UK. Some short-lived spells of drier and more settled weather are also possible at times. Temperatures will likely be close to average or slightly below overall, but may rise above at times in any drier, sunnier spells.

Mon 1 Sep South West England

Changeable and unsettled weather conditions are expected across the UK during this period with low pressure systems tending to dominate the overall pattern. This will mean showers or longer spells of rain will affect the majority of the UK at times. Some heavy rain or showers are expected in places, most often in the west. Thunderstorms and hail are also possible, as are some spells of strong winds if any deep areas of low pressure form in the vicinity of the UK. Some short-lived spells of drier and more settled weather are also possible at times. Temperatures will likely be close to average or slightly below overall, but may rise above at times in any drier, sunnier spells.

River Tamar - Tamar Bridge Weather Forecast

Today 26 Aug South West England

Tonight 26 Aug South West England

Wed 27 Aug South West England

Thu 28 Aug South West England

Fri 29 Aug South West England

Sat 30 Aug South West England

Sun 31 Aug South West England

Mon 1 Sep South West England

Temperature Forecast Met Office

Temperature Real-Time

Cobbacombe Cross (Devon) Radar

National Satellite

National Synoptic

River Tamar - Tamar Bridge Temperature Statistics

August Temperature

Mount Batten (8km)

Lowest 3 January, 2025

Average 2025

Highest 12 July, 2025

Lowest 3 July, 2025

Average July

Highest 12 July, 2025

Lowest 2 August, 2025

Average August

Highest 15 August, 2025

Climate (2020–Present)

Mount Batten (8km)

Average Low 2020–2025

Average 2020–2025

Average High 2020–2025