September weather forecast
Nordmark, Sweden

September

Weather in September

September, the first month of the autumn in Nordmark, is still a refreshing month, with an average temperature fluctuating between 7.8°C (46°F) and 15.1°C (59.2°F).

Temperature

September's arrival aligns with a minor decrease in average high-temperatures, from August's enjoyable 19.2°C (66.6°F) to a moderate 15.1°C (59.2°F). Nordmark's September nights cool down to an average low-temperature of 7.8°C (46°F).

Humidity

In Nordmark, the average relative humidity in September is 81%.

Rainfall

In Nordmark, during September, the rain falls for 14.3 days and regularly aggregates up to 38mm (1.5") of precipitation. In Nordmark, during the entire year, the rain falls for 154.1 days and collects up to 522mm (20.55") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 52min.
On the first day of September, sunrise is at 06:00 and sunset at 20:06. On the last day of the month, sunrise is at 07:07 and sunset at 18:38 CEST.

Sunshine

In September, the average sunshine is 7.4h.

UV index

In Nordmark, Sweden, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 3 in September leads to these recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What are the temperatures in September?
An average high-temperature, in September, in Nordmark, is 15.1°C (59.2°F) and the average low-temperature is 7.8°C (46°F).
What is the average humidity in September in Nordmark?
In September, the average relative humidity is 81%.
How many days does it rain in September in Nordmark?
In Nordmark, in September, during 14.3 rainfall days, 38mm (1.5") of precipitation is typically accumulated.
When it does not snow?
In Nordmark, snow does not fall in June through September.
Does it snow in September?
In Nordmark, Sweden, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September?
In September, the average day length is 12h and 52min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 06:00 and sunset at 20:06. On the last day of the month, sunrise is at 07:07 and sunset at 18:38 CEST.
How many hours of sunshine does Nordmark have in September?
In Nordmark, the average sunshine duration in September is 7.4h.
How high is the UV index in September?
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health risk 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
Nordmark, Sweden
  • Average high temperature in September: 15.1°C

The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (-2.1°C).

  • Average low temperature in September: 7.8°C

The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).

Average pressure in September
Nordmark, Sweden
  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in September
Nordmark, Sweden
  • Average wind speed in September: 11.7km/h

The windiest months (with the highest average wind speed) are January, November and December (12.3km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity in September
Nordmark, Sweden
  • Average humidity in September: 81%

The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (69%).

Average rainfall in September
Nordmark, Sweden
  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (22mm).

Average rainfall days in September
Nordmark, Sweden
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (6.1 days).

Average snowfall in September
Nordmark, Sweden
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (190mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Nordmark, Sweden
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Nordmark, Sweden
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).

  • Average sunshine in September: 7h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).

Average sunshine days in September
Nordmark, Sweden
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in September
Nordmark, Sweden
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).

Average cloud cover in September
Nordmark, Sweden
  • Average cloud cover in September: 50

The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is June (Cloud cover 45).

Average visibility in September
Nordmark, Sweden
  • Average visibility in September: 8km

The months with the highest visibility are April, May, June, July and August (9km).
The month with the lowest visibility is February (6km).

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