Denmark in September
September is right in the heart of spring for Denmark, and the weather has a definite personality this time of year.
The average daily maximum is 16.8 degrees with overnight lows of 10.2 degrees. It's cool but manageable. A jumper handles most of it.
At 16.8 degrees, September sits 3.2 degrees below the annual average of 20.0 degrees.
You're looking at 78mm of rain across 14 days in a typical September. Moderate, often falling in a few good dumps rather than constant drizzle.
Solar exposure averages 13.7 MJ/m2 per day in September, with UV levels in the high range. Sun protection is still a good idea, especially around midday.
The Comfort Score is 4.0/10 for September. It's fine, but not the highlight of the calendar.
Packing tip: bring layers you can peel on and off, a rain jacket or compact umbrella, and serious sun protection.
Check the data table below for the full picture, or compare Denmark in September with another destination.
September at a Glance
Temperature Range
Daily temperature range in September. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- A jumper or light cardigan for flexibility
- A waterproof jacket or compact umbrella
Coming From Overseas?
How September in Denmark stacks up against major cities around the world.
About 3 degrees cooler and considerably wetter.
About 9 degrees cooler and considerably drier.
About 10 degrees cooler and considerably drier.
How September Compares
Denmark's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 22.4 | 15.4 | 31mm | 9.6 |
| Feb | 24.8 | 16.2 | 16mm | 10.0 |
| Mar | 22.9 | 15.1 | 16mm | 9.6 |
| Apr | 21.4 | 13.5 | 14mm | 8.5 |
| May | 20.3 | 13.1 | 78mm | 6.3 |
| Jun | 16.7 | 11.0 | 78mm | 3.4 |
| Jul | 16.2 | 10.4 | 82mm | 3.0 |
| Aug | 16.6 | 10.9 | 132mm | 3.1 |
| Sep | 16.8 | 10.2 | 78mm | 4.0 |
| Oct | 19.8 | 11.5 | 64mm | 7.3 |
| Nov | 20.0 | 12.2 | 49mm | 7.6 |
| Dec | 22.0 | 13.7 | 17mm | 9.7 |