September weather forecast
Birkeland, Norway

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Birkeland, Norway, with temperature in the range of an average high of 14.9°C (58.8°F) and an average low of 10.7°C (51.3°F).

Temperature

Upon the onset of September, Birkeland witnesses an average high-temperature of a still refreshing 14.9°C (58.8°F), showing a close resemblance to the prior month. During September, the nighttime temperatures in Birkeland align closely with the daytime averages, measuring a fresh 10.7°C (51.3°F).

Humidity

In Birkeland, Norway, the average relative humidity in September is 80%.

Rainfall

In Birkeland, in September, during 14.7 rainfall days, 75mm (2.95") of precipitation is typically accumulated. In Birkeland, Norway, during the entire year, the rain falls for 163.3 days and collects up to 854mm (33.62") of precipitation.

Snowfall

May through September are months without snowfall in Birkeland.

Daylight

In September, the average length of the day in Birkeland is 12h and 49min.
On the first day of September, sunrise is at 06:27 and sunset at 20:26. On the last day of the month, sunrise is at 07:30 and sunset at 19:03 CEST.

Sunshine

In Birkeland, the average sunshine in September is 7.5h.

UV index

The average daily maximum UV index in September in Birkeland is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What are September temperatures in Birkeland?
The high-temperature, in September, in Birkeland, records 14.9°C (58.8°F), while the low-temperature is 10.7°C (51.3°F).
What is the average humidity in September in Birkeland?
In Birkeland, the average relative humidity in September is 80%.
How much does it rain in Birkeland in September?
In Birkeland, in September, it is raining for 14.7 days, with typically 75mm (2.95") of accumulated precipitation.
When it does not snow in Birkeland?
In Birkeland, Norway, snow does not fall in May through September.
Does it snow in Birkeland in September?
In Birkeland, Norway, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Birkeland have in September?
The average day length in September in Birkeland, Norway, is 12h and 49min.
When is the sunrise / sunset in September in Birkeland?
On the first day of September in Birkeland, sunrise is at 06:27 and sunset at 20:26. On the last day of the month, sunrise is at 07:30 and sunset at 19:03 CEST.
How long on average sun shines in September in Birkeland?
The average sunshine duration in September is 7.5h.
What is the UV index reading in September in Birkeland?
In Birkeland, Norway, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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 - Birkeland, Norway
Average temperature in September
Birkeland, Norway
  • Average high temperature in September: 14.9°C

The warmest month (with the highest average high temperature) is July (18.4°C).
The month with the lowest average high temperature is February (1.9°C).

  • Average low temperature in September: 10.7°C

The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).

Average pressure in September - Birkeland, Norway
Average pressure in September
Birkeland, Norway
  • Average pressure in September: 1013mbar

The months with the highest atmospheric pressure are April and May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in September - Birkeland, Norway
Average wind speed in September
Birkeland, Norway
  • Average wind speed in September: 18.9km/h

The windiest month (with the highest average wind speed) is January (21.8km/h).
The calmest month (with the lowest average wind speed) is June (16.5km/h).

Average humidity in September - Birkeland, Norway
Average humidity in September
Birkeland, Norway
  • Average humidity in September: 80%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are May and June (72%).

Average rainfall in September - Birkeland, Norway
Average rainfall in September
Birkeland, Norway
  • Average rainfall in September: 75mm

The wettest month (with the highest rainfall) is November (92mm).
The driest month (with the least rainfall) is April (35mm).

Average rainfall days in September - Birkeland, Norway
Average rainfall days in September
Birkeland, Norway
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is November (17.3 days).
The month with the least rainy days is February (9.6 days).

Average snowfall in September - Birkeland, Norway
Average snowfall in September
Birkeland, Norway
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (115mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Birkeland, Norway
Average snowfall days in September
Birkeland, Norway
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Birkeland, Norway
Average daylight in September /
Average sunshine in September
Birkeland, Norway
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).

  • Average sunshine in September: 7h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days in September - Birkeland, Norway
Average sunshine days in September
Birkeland, Norway
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is April (16.4 days).
The month with the least sunshine days is November (10.2 days).

Average UV index in September - Birkeland, Norway
Average UV index in September
Birkeland, Norway
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 4).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September - Birkeland, Norway
Average cloud cover in September
Birkeland, Norway
  • Average cloud cover in September: 46

The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is June (Cloud cover 36).

Average visibility in September - Birkeland, Norway
Average visibility in September
Birkeland, Norway
  • Average visibility in September: 10km

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

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