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December Weather in Kuhmo, Finland

Last updated: August 23, 2025

In Kuhmo, Finland, the average temperature in December hovers around -5°C (23°F). Be prepared for chilly conditions, as temperatures can dip as low as -22°C (-7°F), while the mercury may rise to a maximum of 3°C (38°F). During this time, expect approximately 63 mm (2.5 in) of precipitation over 16 days, and with an average humidity of 100%, it's advisable to dress warmly and stay dry!

December Temperature in Kuhmo

In December in Kuhmo, the average temperature is -5°C (23°F). Maximums can reach 3°C (38°F), while minimums can drop as low as -22°C (-7°F). Be sure to dress warmly and prepare for chilly conditions if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Kuhmo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kuhmo, December typically has an average temperature of -5°C (23°F), with highs reaching up to 3°C (38°F) and lows dropping to around -22°C (-7°F).
JanFebMarAprMayJunJulAugSepOctNovDec171624334457615748383023
Data source: Temperature data for Kuhmo 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 Kuhmo

In Kuhmo in December, the precipitation amount is 63 mm (2.5 in), occurring over the course of 16 days.

December Precipitation Trends in Kuhmo

The chart displays monthly precipitation patterns in Kuhmo, 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 Kuhmo, December typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec474046416470819983867163
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kuhmo

In Kuhmo in December, humidity is 100%. With an average temperature of -5°C (23°F), this humidity feels like a heavy, frigid blanket enveloping you, making each breath feel cold and damp, and leaving your skin clammy as you navigate the icy landscape.

December Average Humidity in Kuhmo

This chart illustrates the average monthly humidity levels in Kuhmo, 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 Kuhmo is approximately 100%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec101%99%94%88%83%79%83%88%91%96%96%100%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kuhmo

In Kuhmo 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 Kuhmo.

Maximum UV Index Levels in Kuhmo for December

The chart shows the monthly maximum UV Index (UVI) for Kuhmo 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 Kuhmo typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356653211
Data source: Kuhmo 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 Kuhmo Compares to Other Months

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

This table compares monthly weather conditions in Kuhmo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)47 mm (1.8 inches)101%low
February Weather-9°C (16°F)40 mm (1.6 inches)99%low
March Weather-5°C (24°F)46 mm (1.8 inches)94%low
April Weather1°C (34°F)41 mm (1.6 inches)88%moderate
May Weather7°C (45°F)64 mm (2.5 inches)83%moderate
June Weather14°C (57°F)70 mm (2.8 inches)79%high
July Weather16°C (61°F)80 mm (3.2 inches)83%high
August Weather14°C (57°F)99 mm (3.9 inches)87%moderate
September Weather9°C (48°F)83 mm (3.3 inches)91%moderate
October Weather3°C (39°F)86 mm (3.4 inches)96%low
November Weather-1°C (30°F)71 mm (2.8 inches)96%low
December Weather-5°C (23°F)63 mm (2.5 inches)100%low

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