Weather in Weymouth in September
How warm is it in Weymouth in September?
In September the typical daytime high in Weymouth is 18.9 °C on average, from 20.0 °C at the start to 17.3 °C at the end of the month.
That is 1.8 °C cooler than in August and 3.1 °C warmer than in October.
The last 10 years were 1.3 °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 Pte De La Hague (106 km) and Oxford (153 km); nearer ones count more.