Today 17 Sep London and South East England
Some early cloud in the far southeast will soon clear to leave a dry and bright morning with long spells of sunshine. Some fair weather cloud may develop across northern parts during the afternoon, but staying dry and sunny. Maximum Temperature 21C.
Tonight 17 Sep London and South East England
Staying dry and clear for most overnight, but with a chance of some fog patches and maybe a touch of rural grass frost. Minimum Temperature 5C.
Portsmouth Harbour Entrance Temperature Statistics
Thorney Island (8.1 miles)
Lowest 8 September, 20195.8 °C
Average September14.7 °C
Highest 1 September, 201921 °C
Thorney Island (8.1 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2011–Present8.2 °C
Average 2011–Present11.2 °C
Average High 2011–Present14 °C