Upernavik
Greenland
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Upernavik, Greenland

September, the first month of the autumn, in Upernavik, is still a cold month, with temperature in the range of an average low of -1.1°C (30°F) and an average high of 3°C (37.4°F).

Temperature

In Upernavik, Greenland, the average high-temperature marginally drops, from a frosty 7.7°C (45.9°F) in August, to a cold 3°C (37.4°F). In September, in Upernavik, the average low-temperature is -1.1°C (30°F).

Rainfall

The month with the most rainfall is September when the rain falls for 11 days and typically aggregates up to 38mm (1.5") of precipitation.

Sea temperature

In Upernavik, the average seawater temperature in September is 3.8°C (38.8°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In September, the average length of the day is 13.5h.

Sunshine

In Upernavik, the average sunshine in September is 4h.

UV index

In September, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for average individuals.
The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Upernavik?

In September, in Upernavik, the average high-temperature is 3°C (37.4°F), and the average low-temperature is -1.1°C (30°F).

How much does it rain in Upernavik in September?

In September, the rain falls for 11 days. Throughout September, 38mm (1.5") of precipitation is accumulated.

What is the rainiest month in Upernavik?

September is the month with the most rainfall in Upernavik, Greenland. Rain falls for 11 days and accumulates 38mm (1.5") of precipitation.

What is the water temperature in September in Upernavik?

In Upernavik, in September, the average water temperature is 3.8°C (38.8°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the average length of the day in September in Upernavik?

The average length of the day in September in Upernavik, Greenland, is 13.5h.

How many hours of sunshine does Upernavik have in September?

In Upernavik, Greenland, the average sunshine in September is 4h.

How high is the UV index in September in Upernavik?

In Upernavik, Greenland, the average daily maximum UV index in September is 1. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.
Average temperature in September - Upernavik, Greenland
  • Average high temperature in September: 3°C

The warmest month (with the highest average high temperature) is July (8°C).
The month with the lowest average high temperature is March (-16.4°C).

  • Average low temperature in September: -1.1°C

The month with the highest average low temperature is August (2.5°C).
The coldest month (with the lowest average low temperature) is March (-23.2°C).

Average rainfall in September - Upernavik, Greenland
  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is September (38mm).
The driest month (with the lowest rainfall) is March (8mm).

Average rainfall days in September - Upernavik, Greenland
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is November (15 days).
The month with the lowest number of rainy days is June (6 days).

Average sea temperature in September - Upernavik, Greenland
  • Average sea temperature in September: 3.8°C

The best month for swimming (with the highest average sea temperature) is August (5.2°C).
Coldest months (with the lowest average sea temperature) are March, April and May (-1.8°C).

Average daylight in September / Average sunshine in September - Upernavik, Greenland
  • Average daylight in September: 13.5h

Months with the longest days are June and July (Average daylight: 24h).
The month with shortest days is December (Average daylight: 0h).

  • Average sunshine in September: 4h

Months with most sunshine are May, June and July (Average sunshine: 8h).
Months with least sunshine are January, November and December (Average sunshine: 0).

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

Months with the highest UV index are June and July (UV index 3).
Months with the lowest UV index are January, February, March, October, November and December (UV index 0).