September weather forecast
Qaanaaq, Greenland

September witnesses a stark drop in temperatures to 0.6°C (33.1°F), indicating the arrival of colder months. The city retreats to shorter daylight hours, reducing to 14.2 hours. September observes an increase in rainfall to 18mm (0.71"), hinting towards a damp and cold environment. Streets turn quieter as city life slows down, preparing for an impending winter. As the sea temperature drops to 1°C (33.8°F), the phenomena of freezing commences, affecting the marine life's exuberance.

Temperature

The shift from August to September in Qaanaaq corresponds with a decrease in the average high-temperature, down to an icy 0.6°C (33.1°F) from a chilly 6.2°C (43.2°F). Nighttime temperatures hover around an average low of -4°C (24.8°F) in September, a slight descent from daytime highs.

Humidity

The average relative humidity in September is 69%.

Rainfall

In Qaanaaq, in September, it is raining for 4 days, with typically 18mm (0.71") of accumulated precipitation. In Qaanaaq, during the entire year, the rain falls for 31 days and collects up to 124mm (4.88") of precipitation.

Sea temperature

In September, the average sea temperature in Qaanaaq, Greenland, is 1°C (33.8°F).
Note: In relation to swimming, this scenario is excessively cold, perilous, and a direct threat to life. Hypothermia strikes rapidly in the absence of insulated waterproof gear.

Daylight

With an average of 14h and 12min of daylight, September has the longest days of the year in Qaanaaq.
On the first day of the month, sunrise is at 04:40 and sunset at 22:32. On the last day of September, sunrise is at 08:08 and sunset at 18:44 ADT.

Sunshine

In Qaanaaq, the average sunshine in September is 5.2h.

UV index

In Qaanaaq, the average daily maximum UV index in September is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a daily maximum UV index of 1 leads to the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.