September weather forecast
Claushavn, Greenland

Weather in September

September, the first month of the autumn in Claushavn, is also a wintry month, with temperature in the range of an average high of 2.7°C (36.9°F) and an average low of -1.9°C (28.6°F).

Temperature

In September, the average high-temperature marginally drops from a chilly 7.3°C (45.1°F) in August to a wintry 2.7°C (36.9°F). In Claushavn, the average low-temperature is -1.9°C (28.6°F).

Humidity

The average relative humidity in September in Claushavn is 73%.

Rainfall

In Claushavn, in September, during 7.9 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, in Claushavn, there are 52.2 rainfall days, and 189mm (7.44") of precipitation is accumulated.

Snowfall

January through December are months with snowfall in Claushavn. In September, it is snowing for 6.5 days. Throughout September, 46mm (1.81") of snow is accumulated. In Claushavn, Greenland, during the entire year, snow falls for 101.4 days and aggregates up to 688mm (27.09") of snow.

Daylight

In Claushavn, the average length of the day in September is 13h and 16min.
On the first day of September in Claushavn, sunrise is at 05:46 and sunset at 21:02. On the last day of the month, sunrise is at 07:35 and sunset at 18:52 -02.

Sunshine

The average sunshine in September in Claushavn is 7.1h.

UV index

The average daily maximum UV index in September in Claushavn is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in September in Claushavn?

In September, in Claushavn, Greenland, the average high-temperature is 2.7°C (36.9°F), and the average low-temperature is -1.9°C (28.6°F).

What is the average humidity in September in Claushavn?

The average relative humidity in September in Claushavn, Greenland, is 73%.

How much does it rain in Claushavn in September?

In Claushavn, Greenland, during September, the rain falls for 7.9 days and regularly aggregates up to 20mm (0.79") of precipitation.

How many days does it snow in September in Claushavn?

In Claushavn, Greenland, in September, during 6.5 snowfall days, 46mm (1.81") of snow is typically accumulated.

How many hours of daylight does Claushavn have in September?

In Claushavn, Greenland, the average day length in September is 13h and 16min.

When is the sunrise / sunset in September in Claushavn?

On the first day of September, sunrise is at 05:46 and sunset at 21:02. On the last day of the month, sunrise is at 07:35 and sunset at 18:52 -02.

How many hours of sunshine does Claushavn have in September?

In Claushavn, the average sunshine duration in September is 7.1h.

What is the UV index reading in September in Claushavn?

The average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Claushavn, Greenland

Average temperature in September - Claushavn, Greenland
  • Average high temperature in September: 2.7°C

The warmest month (with the highest average high temperature) is July (9°C).
The month with the lowest average high temperature is February (-14.4°C).

  • Average low temperature in September: -1.9°C

The month with the highest average low temperature is July (4.6°C).
The coldest month (with the lowest average low temperature) is February (-21.3°C).

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Average pressure in September
Claushavn, Greenland

Average pressure in September - Claushavn, Greenland
  • Average pressure in September: 1005.9mbar

The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is January (1002.6mbar).

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Average wind speed in September
Claushavn, Greenland

Average wind speed in September - Claushavn, Greenland
  • Average wind speed in September: 10.5km/h

The windiest month (with the highest average wind speed) is November (12.8km/h).
The calmest months (with the lowest average wind speed) are July and August (8.4km/h).

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Average humidity in September
Claushavn, Greenland

Average humidity in September - Claushavn, Greenland
  • Average humidity in September: 73%

The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is July (67%).

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Average rainfall in September
Claushavn, Greenland

Average rainfall in September - Claushavn, Greenland
  • Average rainfall in September: 20mm

The wettest month (with the highest rainfall) is August (25mm).
The driest month (with the least rainfall) is February (7mm).

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Average rainfall days in September
Claushavn, Greenland

Average rainfall days in September - Claushavn, Greenland
  • Average rainfall days in September: 7.9 days

The month with the highest number of rainy days is August (8.8 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in September
Claushavn, Greenland

Average snowfall in September - Claushavn, Greenland
  • Average snowfall in September: 46mm

The month with the highest snowfall is December (130mm).
The month with the least snowfall is July (3mm).

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Average snowfall days in September
Claushavn, Greenland

Average snowfall days in September - Claushavn, Greenland
  • Average snowfall days in September: 6.5 days

The month with the highest number of snowfall days is October (12.6 days).
The months with the least snowfall days are July and August (0.3 days).

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

Average daylight in September / Average sunshine in September - Claushavn, Greenland
  • Average daylight in September: 13h and 16min

The month with the longest days is August (Average daylight: 17h and 44min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in September: 7h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is June (Average sunshine: 0h and 24min).

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Average sunshine days in September
Claushavn, Greenland

Average sunshine days in September - Claushavn, Greenland
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is July (22.4 days).
The month with the least sunshine days is September (17.1 days).

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Average UV index in September
Claushavn, Greenland

Average UV index in September - Claushavn, Greenland
  • Average UV index in September: 2

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are March and December (UV index 1).

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Average cloud cover in September
Claushavn, Greenland

Average cloud cover in September - Claushavn, Greenland
  • Average cloud cover in September: 52

The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in September
Claushavn, Greenland

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

The months with the highest visibility are June and July (10km).
The months with the lowest visibility are February, March and April (8km).

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