October weather forecast
Ilulissat, Greenland

October signals the commencement of frosty weather as it steps into Ilulissat's domain. The decreasing sunlight and plummeting temperatures foreshadow the approaching winter. The weather becomes colder, revisiting the freezing point with low temperatures straying to -7°C (19.4°F). Meanwhile, rain showers begin to give way to the first sights of snow, presenting a chilling reminder of Ilulissat's predominant climatic conditions. October, with its transformative weather, amplifies the shift from autumn to winter subtly yet evidently.

Temperature

Ilulissat's progression into October includes a drop in the average high-temperature, from an icy 5°C (41°F) in September to a freezing cold -1°C (30.2°F). In Ilulissat, in October, the average low-temperature is -7°C (19.4°F).

Rainfall

In Ilulissat, Greenland, in October, during 8 rainfall days, 26mm (1.02") of precipitation is typically accumulated. In Ilulissat, during the entire year, the rain falls for 96 days and collects up to 244mm (9.61") of precipitation.

Sea temperature

In October, the average sea temperature is 1.8°C (35.2°F).
Note: During the act of swimming, this is a direct threat to life. Breathing becomes erratic and cognitive abilities decline rapidly. The importance of a specialized swimsuit to minimize thermal loss is paramount.

Daylight

In October, the average length of the day is 9h and 2min.
On the first day of the month, sunrise is at 08:41 and sunset at 19:45 -01. On the last day of October, sunrise is at 09:45 and sunset at 16:30 -02.
Note: On Sunday, 27. October 2024, at 00:00, Daylight Saving Time ends, and the time zone changes from -01 to -02. Daylight Saving Time starts again on Saturday, 29. March 2025, at 23:00; consequently, the time zone reverts from -02 to -01.

Sunshine

In Ilulissat, the average sunshine in October is 2h.

UV index

January, February, October through December, with an average maximum UV index of 0, are months with the lowest UV index in Ilulissat. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 0 during October translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.