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December Weather in Hailuoto, Finland

Last updated: August 23, 2025

In December, the average temperature in Hailuoto, Finland hovers around -3°C (28°F). Expect chilly days with minimum temperatures dipping to -14°C (7°F) and occasionally reaching a maximum of 4°C (40°F). During this month, precipitation totals 58 mm (2.3 in) over approximately 14 days, paired with a high average humidity of 98%, making for a notably damp atmosphere.

December Temperature in Hailuoto

In December in Hailuoto, the average temperature is -3°C (28°F), with maximums reaching 4°C (40°F) and minimums dropping as low as -14°C (7°F). Travelers should prepare for cold conditions and dress warmly to enjoy their time in this wintry destination.

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

The chart illustrates December temperature patterns in Hailuoto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hailuoto, December typically has an average temperature of -3°C (28°F), with highs reaching up to 4°C (40°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec221924304155625952423427
Data source: Temperature data for Hailuoto 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 Hailuoto

In Hailuoto in December, the precipitation amount is 58 mm (2.3 in) over the course of 14 days.

December Precipitation Trends in Hailuoto

The chart displays monthly precipitation patterns in Hailuoto, 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 Hailuoto, December typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec4039383752516387841007058
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hailuoto

In Hailuoto in December, humidity is 98%. With an average temperature of -3°C (28°F), this humidity feels like an icy blanket enveloping you, making every step outside a battle against the chill and dampness, which can be quite challenging for traveling.

December Average Humidity in Hailuoto

This chart illustrates the average monthly humidity levels in Hailuoto, 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 Hailuoto is approximately 98%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%97%93%86%80%76%79%83%89%94%94%98%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hailuoto

In Hailuoto 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 Hailuoto.

Maximum UV Index Levels in Hailuoto for December

The chart shows the monthly maximum UV Index (UVI) for Hailuoto 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 Hailuoto typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456643211
Data source: Hailuoto 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 Hailuoto Compares to Other Months

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

This table compares monthly weather conditions in Hailuoto, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)40 mm (1.6 inches)99%low
February Weather-7°C (19°F)39 mm (1.5 inches)97%low
March Weather-4°C (24°F)38 mm (1.5 inches)93%moderate
April Weather-1°C (30°F)37 mm (1.4 inches)86%moderate
May Weather5°C (41°F)52 mm (2.1 inches)80%moderate
June Weather13°C (55°F)51 mm (2.0 inches)76%high
July Weather17°C (62°F)63 mm (2.5 inches)79%high
August Weather15°C (60°F)87 mm (3.4 inches)83%moderate
September Weather11°C (52°F)84 mm (3.3 inches)89%moderate
October Weather6°C (42°F)100 mm (4.0 inches)94%low
November Weather1°C (35°F)70 mm (2.8 inches)94%low
December Weather-3°C (28°F)58 mm (2.3 inches)98%low

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