Weather in Flensburg in September
How warm is it in Flensburg in September?
In September the typical daytime high in Flensburg is 18.0 °C on average, from 20.1 °C at the start to 15.7 °C at the end of the month.
That is 3.3 °C cooler than in August and 4.8 °C warmer than in October.
The last 10 years were 1.7 °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 Wrixum/Fohr (59 km), Nordby (Fano) (99 km) and Hamburg Fuhlsbuettel (133 km); nearer ones count more.