October weather forecast
Copenhagen, Denmark

Copenhagen in October experiences a further decrease in temperature, with the higher limits around 11.9°C (53.4°F). The transformation into autumn is more evident, with chillier days and an increase in rainfall. Despite the lesser sunshine hours, the city's beauty remains undimmed, with the colorful autumn foliage offering a magnificent spectacle. As Copenhagen moves into November, the temperatures continue to drop, hinting at the approaching winter.

Temperature

The commencement of October in Copenhagen indicates a gentle shift in the average high-temperature, receding from September's refreshing 16.7°C (62.1°F) to a fresh 11.9°C (53.4°F). During October, Copenhagen's temperature falls to a steady low-temperature average of 6.1°C (43°F).

Humidity

In Copenhagen, Denmark, the average relative humidity in October is 83%.

Rainfall

In Copenhagen, in October, it is raining for 14.5 days, with typically 50mm (1.97") of accumulated precipitation. In Copenhagen, during the entire year, the rain falls for 157.4 days and collects up to 523mm (20.59") of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, there are 0.2 snowfall days. In Copenhagen, during the entire year, snow falls for 21.5 days.

Sea temperature

In Copenhagen, in October, the average water temperature is 12.5°C (54.5°F).
Note: Dipping into 12.5°C (54.5°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.

Daylight

In October, the average length of the day is 10h and 26min.
On the first day of October in Copenhagen, sunrise is at 07:13 and sunset at 18:44 CEST. On the last day of the month, sunrise is at 07:14 and sunset at 16:32 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.

Sunshine

In October, the average sunshine in Copenhagen, Denmark, is 3.3h.

UV index

The average daily maximum UV index in October in Copenhagen is 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In October, the UV index of 1 transforms into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.