Weather in Portsmouth in October
How warm is it in Portsmouth in October?
In October the typical daytime high in Portsmouth is 15.5 °C on average, from 17.2 °C at the start to 13.5 °C at the end of the month.
That is 3.7 °C cooler than in September and 4.1 °C warmer than in November.
The last 10 years were 1.5 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Oxford (108 km), Pte De La Hague (134 km) and Abbeville (220 km); nearer ones count more.