Weather in Leiden in September
The weather in Leiden in September is relatively comfortable for a trip in terms of degrees (11-19), but it might be rainy (around 20 rainfall days) so it is important to prepare yourself with an umbrella and raincoat.
Avg Temp
11° - 19°
Avg Rainy Days
20
Avg Dry Days
10
Avg Snow Days
0
Weather Facts - Leiden in September
* The warmest temperature recorded in in September is 29°C
* The coldest temperature recorded in Leiden in September is 0°C
* The average rainfall in Leiden in September is 85 mm