September weather forecast
Sønderho, Denmark

September

Weather in September

September, the first month of the autumn in Sønderho, is also an enjoyable month, with temperature in the range of an average high of 16.6°C (61.9°F) and an average low of 12.8°C (55°F).

Temperature

With the onset of September, the average high-temperature registers at a still enjoyable 16.6°C (61.9°F), subtly different from August's 19.3°C (66.7°F). Sønderho's nights throughout September are marked by an average low temperature of 12.8°C (55°F), a minor drop from the day's high.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Sønderho, in September, it is raining for 17.3 days, with typically 52mm (2.05") of accumulated precipitation. Throughout the year, in Sønderho, there are 186.7 rainfall days, and 486mm (19.13") of precipitation is accumulated.

Snowfall

In Sønderho, snow does not fall in May through November.

Daylight

The average length of the day in September is 12h and 44min.
On the first day of September in Sønderho, sunrise is at 06:32 and sunset at 20:19. On the last day of the month, sunrise is at 07:27 and sunset at 19:03 CEST.

Sunshine

The average sunshine in September is 6.8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the average September temperature in Sønderho?
In September, the average high-temperature and low-temperature in Sønderho are 16.6°C (61.9°F) and 12.8°C (55°F) respectively.
What is the average humidity in September in Sønderho?
In Sønderho, Denmark, the average relative humidity in September is 79%.
How much does it rain in Sønderho in September?
In Sønderho, in September, it is raining for 17.3 days, with typically 52mm (2.05") of accumulated precipitation.
When it does not snow in Sønderho?
May through November are months without snowfall.
How many hours of daylight does Sønderho have in September?
In September, the average day length is 12h and 44min.
When are sunrise and sunset in September in Sønderho?
On the first day of September in Sønderho, sunrise is at 06:32 and sunset at 20:19. On the last day of the month, sunrise is at 07:27 and sunset at 19:03 CEST.
How many hours of sunshine does Sønderho have in September?
In Sønderho, the average sunshine duration in September is 6.8h.
How high is the UV index in September in Sønderho?
In September, the average daily maximum UV index in Sønderho is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Sønderho, Denmark
  • Average high temperature in September: 16.6°C

The warmest month (with the highest average high temperature) is August (19.3°C).
The month with the lowest average high temperature is February (3.7°C).

  • Average low temperature in September: 12.8°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).

Average pressure in September
Sønderho, Denmark
  • Average pressure in September: 1014.8mbar

The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).

Average wind speed in September
Sønderho, Denmark
  • Average wind speed in September: 21.3km/h

The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest months (with the lowest average wind speed) are July and August (19.4km/h).

Average humidity in September
Sønderho, Denmark
  • Average humidity in September: 79%

The months with the highest relative humidity are January, February and December (85%).
The month with the lowest relative humidity is April (76%).

Average rainfall in September
Sønderho, Denmark
  • Average rainfall in September: 52mm

The wettest month (with the highest rainfall) is August (55mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in September
Sønderho, Denmark
  • Average rainfall days in September: 17.3 days

The month with the highest number of rainy days is December (19.5 days).
The month with the least rainy days is February (11.7 days).

Average snowfall in September
Sønderho, Denmark
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (23mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Sønderho, Denmark
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Sønderho, Denmark
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).

  • Average sunshine in September: 6h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 36min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).

Average sunshine days in September
Sønderho, Denmark
  • Average sunshine days in September: 9.2 days

The month with the most sunshine days is April (15.5 days).
The month with the least sunshine days is December (7.8 days).

Average UV index in September
Sønderho, Denmark
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Sønderho, Denmark
  • Average cloud cover in September: 52

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 42).

Average visibility in September
Sønderho, Denmark
  • Average visibility in September: 10km

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

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