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December Weather in Pello, Finland

Last updated: August 23, 2025

In December, the average temperature in Pello, Finland hovers around -8°C (19°F), with extremes ranging from a chilling -31°C (-23°F) to a mild 3°C (38°F). Visitors can expect 60 mm (2.4 in) of precipitation over approximately 15 days, contributing to an average humidity level of a staggering 101%. Make sure to bundle up if you're planning a trip!

December Temperature in Pello

In December in Pello, the average temperature is -8°C (19°F). Maximum temperatures can reach up to 3°C (38°F), while minimums can plummet to as low as -31°C (-23°F). Travelers should be prepared for very cold conditions and dress accordingly to stay warm.

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

The chart illustrates December temperature patterns in Pello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pello, December typically has an average temperature of -8°C (19°F), with highs reaching up to 3°C (38°F) and lows dropping to around -31°C (-23°F).
JanFebMarAprMayJunJulAugSepOctNovDec131323334456615646342518
Data source: Temperature data for Pello 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 Pello

In Pello in December, the precipitation amount is 60 mm (2.4 in) spread over a period of 15 days.

December Precipitation Trends in Pello

The chart displays monthly precipitation patterns in Pello, 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 Pello, December typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec413642335069729262915960
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pello

In Pello in December humidity is 101%. With an average temperature of -8°C (19°F), this humidity feels like an unbearable chill that seeps through your clothes, making every step outside feel like a daunting challenge for travelers.

December Average Humidity in Pello

This chart illustrates the average monthly humidity levels in Pello, 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 Pello is approximately 101%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec101%99%92%87%82%78%83%87%91%96%98%101%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pello

In Pello 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 Pello.

Maximum UV Index Levels in Pello for December

The chart shows the monthly maximum UV Index (UVI) for Pello 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 Pello typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345543111
Data source: Pello 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 Pello Compares to Other Months

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

This table compares monthly weather conditions in Pello, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)41 mm (1.6 inches)101%low
February Weather-10°C (14°F)36 mm (1.4 inches)99%low
March Weather-5°C (23°F)42 mm (1.6 inches)92%low
April Weather0°C (33°F)33 mm (1.3 inches)86%moderate
May Weather7°C (44°F)50 mm (2.0 inches)82%moderate
June Weather13°C (57°F)69 mm (2.7 inches)78%moderate
July Weather16°C (61°F)72 mm (2.8 inches)83%moderate
August Weather13°C (56°F)92 mm (3.6 inches)87%moderate
September Weather8°C (47°F)62 mm (2.5 inches)91%moderate
October Weather1°C (35°F)91 mm (3.6 inches)96%low
November Weather-4°C (25°F)59 mm (2.3 inches)98%low
December Weather-8°C (19°F)60 mm (2.4 inches)101%low

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