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December Weather in Vaestanfjaerd, Finland

Last updated: August 23, 2025

In December, the average temperature in Vaestanfjaerd, Finland hovers around 2°C (35°F). Be prepared for chilly conditions, as temperatures can drop to a minimum of -12°C (11°F) and reach a maximum of 7°C (45°F). Expect 86 mm (3.4 in) of precipitation spread over 18 days, with an average humidity of 90% making the air feel even colder.

December Temperature in Vaestanfjaerd

In December in Vaestanfjaerd, the average temperature is 2°C (35°F). The maximum can reach 7°C (45°F), while the minimum can drop as low as -12°C (11°F). It's advisable to pack warm clothing and be prepared for chilly weather during your travels.

December Weather in Vaestanfjaerd: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Vaestanfjaerd, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vaestanfjaerd, December typically has an average temperature of 2°C (35°F), with highs reaching up to 7°C (45°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec322932384759646356484235
Data source: Temperature data for Vaestanfjaerd generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Vaestanfjaerd

In Vaestanfjaerd in December, the total precipitation amount is 86 mm (3.4 in) over the course of 18 days.

December Precipitation Trends in Vaestanfjaerd

The chart displays monthly precipitation patterns in Vaestanfjaerd, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Vaestanfjaerd, December typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec58485130384073108781178587
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vaestanfjaerd

In Vaestanfjaerd in December humidity is 90%. With an average temperature of 2°C (35°F), this humidity feels like a cold, damp blanket that clings to your skin, making outdoor activities uncomfortable and requiring extra layers to stay warm and dry while traveling.

December Average Humidity in Vaestanfjaerd

This chart illustrates the average monthly humidity levels in Vaestanfjaerd, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Vaestanfjaerd is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%90%87%76%80%80%83%87%90%91%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vaestanfjaerd

In Vaestanfjaerd in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Vaestanfjaerd.

Maximum UV Index Levels in Vaestanfjaerd for December

The chart shows the monthly maximum UV Index (UVI) for Vaestanfjaerd in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Vaestanfjaerd typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Vaestanfjaerd December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Vaestanfjaerd Compares to Other Months

Weather in Vaestanfjaerd varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Vaestanfjaerd, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Vaestanfjaerd, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)58 mm (2.3 inches)92%low
February Weather-2°C (29°F)48 mm (1.9 inches)91%low
March Weather0°C (32°F)51 mm (2.0 inches)90%moderate
April Weather3°C (38°F)30 mm (1.2 inches)87%moderate
May Weather8°C (47°F)38 mm (1.5 inches)76%moderate
June Weather15°C (59°F)40 mm (1.6 inches)80%high
July Weather18°C (64°F)73 mm (2.9 inches)80%high
August Weather17°C (64°F)108 mm (4.3 inches)83%moderate
September Weather14°C (57°F)78 mm (3.1 inches)87%moderate
October Weather9°C (48°F)117 mm (4.6 inches)90%low
November Weather5°C (42°F)85 mm (3.3 inches)91%low
December Weather2°C (35°F)86 mm (3.4 inches)90%low

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