Uummannaq
Greenland
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Uummannaq, Greenland

The first month of the autumn, Septiembre, is still a cold month in Uummannaq, Greenland, with temperature in the range of an average low of 1°C (33.8°F) and an average high of 4°C (39.2°F).

Temperature

In Septiembre, the average high-temperature drops, from a chilly 9°C (48.2°F) in Agosto, to a cold 4°C (39.2°F). In Septiembre, in Uummannaq, Greenland, the average low-temperature is 1°C (33.8°F).

Rainfall

In Uummannaq, 20mm (0.79") of precipitation is typically accumulated. During the entire year, Uummannaq aggregates up to 198mm (7.8") of precipitation.

Sea temperature

Septiembre is the month with the warmest seawater, with an average sea temperature of 3.3°C (37.9°F).
Note: 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.

Daylight

In Septiembre, the average length of the day in Uummannaq, Greenland, is 13.4h.

What is the temperature in Septiembre in Uummannaq?

In Septiembre, in Uummannaq, the average high-temperature is 4°C (39.2°F), and the average low-temperature is 1°C (33.8°F).

How much does it rain in Uummannaq in Septiembre?

Throughout Septiembre, 20mm (0.79") of precipitation is accumulated.

What is the month with the warmest sea water in Uummannaq?

Septiembre is the month with the warmest seawater in Uummannaq, Greenland, with an average sea temperature of 3.3°C (37.9°F).

How cold is the water in Septiembre in Uummannaq?

In Uummannaq, Greenland, in Septiembre, the average water temperature is 3.3°C (37.9°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the average length of the day in Septiembre in Uummannaq?

The average length of the day in Septiembre is 13.4h.
Average temperature in September - Uummannaq, Greenland
  • Average high temperature in September: 4°C

The warmest month (with the highest average high temperature) is July (11°C).
The month with the lowest average high temperature is February (-12°C).

  • Average low temperature in September: 1°C

Months with the highest average low temperature are July and August (5°C).
Coldest months (with the lowest average low temperature) are February and March (-17°C).

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

Wettest months (with the highest rainfall) are November and December (30mm).
The driest month (with the lowest rainfall) is June (8mm).

Average sea temperature in September - Uummannaq, Greenland
  • Average sea temperature in September: 3.3°C

The best month for swimming (with the highest average sea temperature) is September (3.3°C).
The coldest month (with the lowest average sea temperature) is February (-1.5°C).

Average daylight in September - Uummannaq, Greenland
  • Average daylight in September: 13.4h

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