The temperatures in Frederikssund in September are usually low and can range between 13°C and 17°C.
You can expect about 3 to 8 days of rain in Frederikssund during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Frederikssund in September 2026.
If you’re planning to visit Frederikssund in the near future, we highly recommend that you review the 14 day weather forecast for Frederikssund before you arrive.
Temperatures
17° / 13°
Rainy Days
4
Snowy Days
0
Dry Days
26
Rainfall
70
mm
Sun Hours
9.2
Hrs
