Today 21 Sep London and South East England
Any early patchy mist and fog will soon clear. Then dry with varying amounts of cloud, but also sunny spells. Light onshore winds will develop, keeping coastal areas slightly cooler. Maximum Temperature 20C.
Tonight 21 Sep London and South East England
Long clear spells overnight will allow mist and fog to reform after midnight. Perhaps with the odd dense patch in the south. Minimum Temperature 8C.
Staines Reservoir Temperature Statistics
Heathrow (2.5 miles)
Lowest 16 September, 202110.9 °C
Average September18 °C
Highest 8 September, 202130.1 °C
Heathrow (2.5 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2011–Present8.3 °C
Average 2011–Present12.1 °C
Average High 2011–Present16 °C