Weather in Leiden in September
How warm is it in Leiden in September?
In September the typical daytime high in Leiden is 19.3 °C on average, from 21.2 °C at the start to 17.0 °C at the end of the month.
That is 2.9 °C cooler than in August and 4.4 °C warmer than in October.
The last 10 years were 2.0 °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 De Bilt (47 km), Den Helder (88 km) and West Souburg (100 km); nearer ones count more.