September weather forecast
Arsuk, Greenland

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Weather in September

September sees the city of Arsuk transitioning fully into autumn, the weather taking a discernible turn for the cooler side. Snowfall makes a comeback, presenting a thin layer of 3mm (0.12") of fresh snow. The swaying leaves turn a fiery array of red and orange, a beautiful palette of autumn colors draped across the cityscape. The dwindling daylight hours also signify the inevitable approach of winter, prompting the Arsuk residents to prepare accordingly. Somewhere between the rustling leaves, the public start scouting for winter gear in local stores.

Temperature

September in Arsuk sees a slight reduction in average high-temperature, with a shift from a chilly 9.9°C (49.8°F) in August to a cold 5.3°C (41.5°F). Arsuk upholds a consistent average temperature of 1.7°C (35.1°F) throughout the nights of September.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Arsuk, in September, it is raining for 14.5 days, with typically 73mm (2.87") of accumulated precipitation. Throughout the year, in Arsuk, there are 114.5 rainfall days, and 701mm (27.6") of precipitation is accumulated.

Snowfall

Months with snowfall in Arsuk are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.8 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Arsuk, there are 85.8 snowfall days, and 1313mm (51.69") of snow is accumulated.

Daylight

In September, the average length of the day is 12h and 53min.
On the first day of September, sunrise is at 07:07 and sunset at 21:19. On the last day of the month, sunrise is at 08:19 and sunset at 19:47 -01.

Sunshine

The average sunshine in September in Arsuk, Greenland, is 7.5h.

UV index

The months with the lowest UV index in Arsuk are February and September, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: During September, 1 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

Is it cold in Arsuk during September?

The high-temperature, in September, in Arsuk, is 5.3°C (41.5°F), while the low-temperature averages to 1.7°C (35.1°F).

What is the average humidity in September in Arsuk?

In Arsuk, Greenland, the average relative humidity in September is 75%.

How many days does it rain in September in Arsuk?

In Arsuk, during September, the rain falls for 14.5 days and regularly aggregates up to 73mm (2.87") of precipitation.

When does it start snowing in Arsuk?

September is the first month it typically snows in Arsuk, Greenland. Throughout September, in the average 0.8 snowfall days, it receives 3mm (0.12") of snow.

How many hours of daylight does Arsuk have in September?

In Arsuk, the average day length in September is 12h and 53min.

What time are sunrise and sunset in September in Arsuk?

In September, on the first day of the month, sunrise is at 07:07 and sunset at 21:19. On the last day of the month, in Arsuk, Greenland, sunrise is at 08:19 and sunset at 19:47 -01.

How many hours of sunshine does Arsuk have in September?

The average sunshine duration in September in Arsuk is 7.5h.

What is the month with the lowest UV index in Arsuk?

The months with the lowest UV index in Arsuk are February and September, with an average maximum UV index of 1.

What is the UV index reading in September in Arsuk?

In September, the average daily maximum UV index in Arsuk, Greenland, is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Arsuk, Greenland

Average temperature in September - Arsuk, Greenland
  • Average high temperature in September: 5.3°C

The warmest month (with the highest average high temperature) is July (10.3°C).
The month with the lowest average high temperature is February (-5.4°C).

  • Average low temperature in September: 1.7°C

The month with the highest average low temperature is July (5.7°C).
The coldest month (with the lowest average low temperature) is February (-10.2°C).

Average pressure in September
Arsuk, Greenland

Average pressure in September - Arsuk, Greenland
  • Average pressure in September: 1004.4mbar

The month with the highest atmospheric pressure is June (1013.2mbar).
The month with the lowest atmospheric pressure is January (997.6mbar).

Average wind speed in September
Arsuk, Greenland

Average wind speed in September - Arsuk, Greenland
  • Average wind speed in September: 20.2km/h

The windiest month (with the highest average wind speed) is November (23.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).

Average humidity in September
Arsuk, Greenland

Average humidity in September - Arsuk, Greenland
  • Average humidity in September: 75%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Arsuk, Greenland

Average rainfall in September - Arsuk, Greenland
  • Average rainfall in September: 73mm

The wettest month (with the highest rainfall) is November (75mm).
The driest month (with the least rainfall) is February (44mm).

Average rainfall days in September
Arsuk, Greenland

Average rainfall days in September - Arsuk, Greenland
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is September (14.5 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in September
Arsuk, Greenland

Average snowfall in September - Arsuk, Greenland
  • Average snowfall in September: 3mm

The month with the highest snowfall is January (260mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in September
Arsuk, Greenland

Average snowfall days in September - Arsuk, Greenland
  • Average snowfall days in September: 0.8 days

The month with the highest number of snowfall days is January (14.4 days).
The month with the least snowfall days is August (0 days).

Average daylight in September /
Average sunshine in September
Arsuk, Greenland

Average daylight in September / Average sunshine in September - Arsuk, Greenland
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).

  • 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 18min).

Average sunshine days in September
Arsuk, Greenland

Average sunshine days in September - Arsuk, Greenland
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is August (18.2 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in September
Arsuk, Greenland

Average UV index in September - Arsuk, Greenland
  • Average UV index in September: 1

The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are February and September (UV index 1).

Average cloud cover in September
Arsuk, Greenland

Average cloud cover in September - Arsuk, Greenland
  • Average cloud cover in September: 48

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 41).

Average visibility in September
Arsuk, Greenland

Average visibility in September - Arsuk, Greenland
  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).

Arsuk, Greenland

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