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December Weather in Ylihaermae, Finland

Last updated: August 23, 2025

In December, the average temperature in Ylihaermae, Finland hovers around -3°C (27°F). Temperatures can dip as low as -25°C (-12°F), while the warmest days reach up to 6°C (42°F). During this time, you can expect 46 mm (1.8 in) of precipitation spread over 12 days, with an average humidity of a staggering 95%, making for a chilly and damp atmosphere.

December Temperature in Ylihaermae

In December in Ylihaermae, the average temperature is -3°C (27°F). The maximum can reach 6°C (42°F), and the minimum can be as low as -25°C (-12°F). Travelers should be prepared for significant temperature fluctuations and dress warmly.

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

The chart illustrates December temperature patterns in Ylihaermae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ylihaermae, December typically has an average temperature of -3°C (27°F), with highs reaching up to 6°C (42°F) and lows dropping to around -25°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec242228374859635950413427
Data source: Temperature data for Ylihaermae 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 Ylihaermae

In Ylihaermae in December, the total precipitation amount is 46 mm (1.8 in) spread over the course of 12 days.

December Precipitation Trends in Ylihaermae

The chart displays monthly precipitation patterns in Ylihaermae, 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 Ylihaermae, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec374042455660699671865847
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ylihaermae

In Ylihaermae in December, humidity is 95%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that penetrates your clothes, making every breath feel heavy and damp, which can be quite uncomfortable for traveling.

December Average Humidity in Ylihaermae

This chart illustrates the average monthly humidity levels in Ylihaermae, 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 Ylihaermae 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 Ylihaermae

In Ylihaermae 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 Ylihaermae.

Maximum UV Index Levels in Ylihaermae for December

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

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

This table compares monthly weather conditions in Ylihaermae, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°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 (29°F)42 mm (1.6 inches)92%low
April Weather3°C (37°F)44 mm (1.8 inches)85%moderate
May Weather9°C (48°F)56 mm (2.2 inches)77%moderate
June Weather15°C (60°F)60 mm (2.4 inches)74%high
July Weather17°C (63°F)69 mm (2.7 inches)79%high
August Weather15°C (59°F)96 mm (3.8 inches)82%moderate
September Weather10°C (51°F)71 mm (2.8 inches)89%moderate
October Weather5°C (41°F)86 mm (3.4 inches)93%low
November Weather1°C (34°F)58 mm (2.3 inches)93%low
December Weather-3°C (27°F)46 mm (1.8 inches)95%low

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