January weather forecast
Vaasa, Finland

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Weather in January

January in Vaasa, Finland, is marked by its chilling temperatures. As one of the coldest months of the year, the mercury hovers from -12°C (10.4°F) to -5°C (23°F). Sunlight is a rare commodity, with the sun barely showing for a few hours. Despite the cold, rain is still a frequent visitor, often falling as snow. The sea waters, frozen in parts, feel the sharp chill too, making local outdoor activities an adventure.

Temperature

January and February are identified as the coldest months in Vaasa, with an average high-temperature of -5°C (23°F).

Rainfall

In Vaasa, in January, it is raining for 21 days, with typically 33mm (1.3") of accumulated precipitation. In Vaasa, Finland, during the entire year, the rain falls for 182 days and collects up to 493mm (19.41") of precipitation.

Sea temperature

In January, the average sea temperature in Vaasa, Finland, is 0.2°C (32.4°F).
Note: In the realm of swimming, this state is extremely cold, treacherous, and life-threatening. Without properly insulated waterproof clothing, hypothermia develops almost immediately.

Daylight

In Vaasa, the average length of the day in January is 5h and 58min.
On the first day of the month, sunrise is at 10:09 and sunset at 15:03. On the last day of January, in Vaasa, sunrise is at 09:10 and sunset at 16:23 EET.

Sunshine

January and December, with an average of 0h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index in Vaasa are January, February, November and December, with an average maximum UV index of 0. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 0 in January translates into these instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What are the coldest months in Vaasa?

Vaasa's coldest season falls during January and February, averaging a high-temperature of -5°C (23°F).

How cold is it in Vaasa in January?

Vaasa in January has an average high-temperature of -5°C (23°F) and an average low-temperature of -12°C (10.4°F).

How much does it rain in Vaasa in January?

In Vaasa, in January, it is raining for 21 days, with typically 33mm (1.3") of accumulated precipitation.

How cold is the water in January in Vaasa?

In January, the average sea temperature is 0.2°C (32.4°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the average length of the day in January in Vaasa?

In Vaasa, the average day length in January is 5h and 58min.

What time are sunrise and sunset in January in Vaasa?

In January, on the first day of the month, sunrise is at 10:09 and sunset at 15:03. On the last day of the month, in Vaasa, Finland, sunrise is at 09:10 and sunset at 16:23 EET.

What are the months with the least sunshine in Vaasa?

The months with the least sunshine in Vaasa are January and December, with an average of 0h of sunshine.

How long on average sun shines in January in Vaasa?

In January, the average sunshine duration in Vaasa, Finland, is 0h.

When is the lowest UV index in Vaasa?

The months with the lowest UV index in Vaasa are January, February, November and December, with an average maximum UV index of 0.

What is the UV index intensity in January in Vaasa?

In Vaasa, the average daily maximum UV index in January is 0. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in January
Vaasa, Finland

Average temperature in January - Vaasa, Finland
  • Average high temperature in January: -5°C

The warmest month (with the highest average high temperature) is July (20°C).
The months with the lowest average high temperature are January and February (-5°C).

  • Average low temperature in January: -12°C

The month with the highest average low temperature is July (11°C).
The coldest months (with the lowest average low temperature) are January and February (-12°C).

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Average rainfall in January
Vaasa, Finland

Average rainfall in January - Vaasa, Finland
  • Average rainfall in January: 33mm

The wettest month (with the highest rainfall) is August (62mm).
The driest month (with the least rainfall) is February (23mm).

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Average rainfall days in January
Vaasa, Finland

Average rainfall days in January - Vaasa, Finland
  • Average rainfall days in January: 21 days

The month with the highest number of rainy days is January (21 days).
The months with the least rainy days are May and June (11 days).

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Average sea temperature in January
Vaasa, Finland

Average sea temperature in January - Vaasa, Finland
  • Average sea temperature in January: 0.2°C

The best month for swimming (with the highest average sea temperature) is August (16.4°C).
The coldest month (with the lowest average sea temperature) is February (-0.3°C).

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Average daylight in January /
Average sunshine in January
Vaasa, Finland

Average daylight in January / Average sunshine in January - Vaasa, Finland
  • Average daylight in January: 6h and 0min

The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).

  • Average sunshine in January: 0h

The month with the most sunshine is June (Average sunshine: 9h).
The months with the least sunshine are January and December (Average sunshine: 0h).

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Average UV index in January
Vaasa, Finland

Average UV index in January - Vaasa, Finland
  • Average UV index in January: 0

The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 0).

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Vaasa, Finland

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