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December Weather in Kronoby, Finland

Last updated: August 23, 2025

In December, the average temperature in Kronoby, Finland hovers around -2°C (28°F). While temperatures can dip as low as -22°C (-7°F), they may reach a maximum of 5°C (42°F). Expect 48 mm (1.9 in) of precipitation spread over about 12 days, with a notable average humidity of 95%. Be prepared for chilly and damp conditions!

December Temperature in Kronoby

In December in Kronoby, the average temperature is -2°C (28°F). The maximum can reach 5°C (42°F), and the minimum can be as low as -22°C (-7°F). It's essential to pack warm clothing and be prepared for chilly weather when traveling during this time.

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

The chart illustrates December temperature patterns in Kronoby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kronoby, December typically has an average temperature of -2°C (28°F), with highs reaching up to 5°C (42°F) and lows dropping to around -22°C (-7°F).
JanFebMarAprMayJunJulAugSepOctNovDec242228364658625951423428
Data source: Temperature data for Kronoby 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 Kronoby

In Kronoby in December, the precipitation amount is 48 mm (1.9 in) over a span of 12 days.

December Precipitation Trends in Kronoby

The chart displays monthly precipitation patterns in Kronoby, 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 Kronoby, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec374040384951708974835548
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kronoby

In Kronoby in December humidity is 95%. With an average temperature of -2°C (28°F), this humidity feels like a damp, frigid chill that seeps into your bones, making traveling uncomfortable and the air heavy with a biting cold that dampens your spirits.

December Average Humidity in Kronoby

This chart illustrates the average monthly humidity levels in Kronoby, 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 Kronoby is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%92%85%77%74%79%82%89%93%93%95%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kronoby

In Kronoby 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 Kronoby.

Maximum UV Index Levels in Kronoby for December

The chart shows the monthly maximum UV Index (UVI) for Kronoby 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 Kronoby typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Kronoby 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 Kronoby Compares to Other Months

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

This table compares monthly weather conditions in Kronoby, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)37 mm (1.4 inches)97%low
February Weather-6°C (22°F)40 mm (1.6 inches)95%low
March Weather-2°C (28°F)40 mm (1.6 inches)92%moderate
April Weather2°C (36°F)38 mm (1.5 inches)85%moderate
May Weather8°C (46°F)49 mm (1.9 inches)77%moderate
June Weather14°C (58°F)51 mm (2.0 inches)74%high
July Weather17°C (63°F)70 mm (2.7 inches)79%high
August Weather15°C (59°F)89 mm (3.5 inches)82%moderate
September Weather10°C (51°F)74 mm (2.9 inches)89%moderate
October Weather5°C (42°F)83 mm (3.3 inches)93%low
November Weather1°C (35°F)55 mm (2.2 inches)93%low
December Weather-2°C (28°F)48 mm (1.9 inches)95%low

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