September weather forecast and climate
Aarhus, Denmark

Weather in September

September, the first month of the autumn, in Aarhus, is also an enjoyable month, with average temperature ranging between max 16.6°C (61.9°F) and min 11.9°C (53.4°F).

Temperature

In Aarhus, the average high-temperature marginally drops, from a comfortable 19.9°C (67.8°F) in August, to a still enjoyable 16.6°C (61.9°F). In Aarhus, Denmark, in September, the average low-temperature is 11.9°C (53.4°F).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Aarhus, during September, the rain falls for 10.5 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, in Aarhus, there are 142.6 rainfall days, and 304mm (11.97") of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Sea temperature

In September, the average sea temperature is 16.6°C (61.9°F).
Note: Swimming in 16.6°C (61.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In September, the average length of the day in Aarhus is 12.7h.

Sunshine

In September, the average sunshine in Aarhus is 7.6h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the average humidity in September in Aarhus?

In September, the average relative humidity in Aarhus, Denmark, is 80%.

How many days does it rain in September in Aarhus?

In Aarhus, in September, during 10.5 rainfall days, 26mm (1.02") of precipitation is typically accumulated.

When it does not snow in Aarhus?

May through September are months without snowfall in Aarhus.

Does it snow in Aarhus in September?

In Aarhus, in September, it doesn't snow. In October, it regularly snows.

What is the sea water temperature in September in Aarhus?

In Aarhus, Denmark, the average seawater temperature in September is 16.6°C (61.9°F). Swimming in 16.6°C (61.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the average length of the day in September in Aarhus?

In September, the average length of the day is 12.7h.

How long on average sun shines in September in Aarhus?

In September, the average sunshine in Aarhus, Denmark, is 7.6h.

What is the UV index intensity in September in Aarhus?

In September, the average daily maximum UV index in Aarhus is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in September
Aarhus, Denmark

Average temperature in September - Aarhus, Denmark
  • Average high temperature in September: 16.6°C

The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is February (3°C).

  • Average low temperature in September: 11.9°C

The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).

[Resources]

Average pressure in September
Aarhus, Denmark

Average pressure in September - Aarhus, Denmark
  • Average pressure in September: 1014.6mbar

The month with the highest atmospheric pressure is April (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010.2mbar).

[Resources]

Average wind speed in September
Aarhus, Denmark

Average wind speed in September - Aarhus, Denmark
  • Average wind speed in September: 17.2km/h

The windiest month (with the highest average wind speed) is December (20.6km/h).
The calmest month (with the lowest average wind speed) is July (15.2km/h).

[Resources]

Average humidity in September
Aarhus, Denmark

Average humidity in September - Aarhus, Denmark
  • Average humidity in September: 80%

The month with the highest relative humidity is December (87%).
Months with the lowest relative humidity are April and May (75%).

[Resources]

Average rainfall in September
Aarhus, Denmark

Average rainfall in September - Aarhus, Denmark
  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (16mm).

[Resources]

Average rainfall days in September
Aarhus, Denmark

Average rainfall days in September - Aarhus, Denmark
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (8.1 days).

[Resources]

Average snowfall in September
Aarhus, Denmark

Average snowfall in September - Aarhus, Denmark
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (32mm).
Months with the least snowfall are May, June, July, August and September (0mm).

[Resources]

Average snowfall days in September
Aarhus, Denmark

Average snowfall days in September - Aarhus, Denmark
  • Average snowfall days in September: 0 days

Months with the highest number of snowfall days are January and February (8.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average sea temperature in September
Aarhus, Denmark

Average sea temperature in September - Aarhus, Denmark
  • Average sea temperature in September: 16.6°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (3°C).

[Resources]

Average daylight in September /
Average sunshine in September
Aarhus, Denmark

Average daylight in September / Average sunshine in September - Aarhus, Denmark
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17.6h).
The month with the shortest days is December (Average daylight: 7h).

  • Average sunshine in September: 7.6h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 3.2h).

[Resources]

Average sunshine days in September
Aarhus, Denmark

Average sunshine days in September - Aarhus, Denmark
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.9 days).

[Resources]

Average UV index in September
Aarhus, Denmark

Average UV index in September - Aarhus, Denmark
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).

[Resources]

Average cloud cover in September
Aarhus, Denmark

Average cloud cover in September - Aarhus, Denmark
  • Average cloud cover in September: 46

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 40).

[Resources]

Average visibility in September
Aarhus, Denmark

Average visibility in September - Aarhus, Denmark
  • Average visibility in September: 10km

Months with the highest visibility are April, May, June, July, August and September (10km).
Months with the lowest visibility are January, February, March, October, November and December (9km).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location