November weather forecast
Helsinki, Finland

November heralds the advent of winter in Helsinki; the city's atmosphere buckles under a distinct chill. Signs of forthcoming snowfall emerge towards the end of the month, picturing a wintery landscape. Daylight reduces to a minimal 7.5h while adequate rainfall creates a cold and damp milieu. With sea temperatures dropping to 7°C (44.6°F), coastal areas reveal a stark winter feel. All these factors underline November's key role in the shift toward winter.

Temperature

With November's onset, the average high-temperature in Helsinki recedes from October's chilly 9°C (48.2°F) to an icy 3.7°C (38.7°F). In Helsinki, the nocturnal temperatures throughout November show a marginal dip from the daytime averages, settling at a freezing cold -0.6°C (30.9°F).

Rainfall

In November, the rain falls for 18 days. Throughout November, 70mm (2.76") of precipitation is accumulated. Throughout the year, there are 182 rainfall days, and 655mm (25.79") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. November is the first month it typically snows in Helsinki. Throughout November, Helsinki receives 40mm (1.57") of snow. Throughout the year, in Helsinki, Finland, 740mm (29.13") of snow is accumulated.

Sea temperature

In Helsinki, Finland, the average seawater temperature in November is 7°C (44.6°F).
Note: Taking a dip in 7°C (44.6°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation.

Daylight

In November, the average length of the day in Helsinki is 7h and 31min.
On the first day of November, sunrise is at 07:44 and sunset at 16:23. On the last day of the month, sunrise is at 08:55 and sunset at 15:22 EET.

Sunshine

The average sunshine in November is 1.2h.

UV index

January, February, November and December, with an average maximum UV index of 0, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In November, the maximum UV index of 0 suggests these recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.