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December Weather in Biron, United States

Last updated: June 24, 2025

In December, the average temperature in Biron, United States hovers around -4°C (25°F), with fluctuations that can see lows of -30°C (-22°F) and highs reaching 16°C (61°F). Expect about 51 mm (2.0 in) of precipitation spread across 7 days, and with an average humidity of 87%, the air can feel quite brisk.

December Temperature in Biron

In December in Biron, the average temperature is -4°C (25°F). Maximum temperatures can reach 16°C (61°F), while minimums can plummet to as low as -30°C (-22°F). Be prepared for a wide range of temperatures if you plan to travel during this time!

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

The chart illustrates December temperature patterns in Biron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biron, December typically has an average temperature of -4°C (25°F), with highs reaching up to 16°C (61°F) and lows dropping to around -30°C (-22°F).
JanFebMarAprMayJunJulAugSepOctNovDec181833435768726962483324
Data source: Temperature data for Biron 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 Biron

In Biron in December, the precipitation amount is 51 mm (2.0 in) over a period of 7 days.

December Precipitation Trends in Biron

The chart displays monthly precipitation patterns in Biron, 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 Biron, December typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec36525895107118119135971105051
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Biron

In Biron in December humidity is 87%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that clings to your skin, making every step outside feel like an endeavor as the cold damp air numbs your senses and weighs you down, creating an atmosphere that is both invigorating and challenging for traveling.

December Average Humidity in Biron

This chart illustrates the average monthly humidity levels in Biron, 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 Biron is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Biron

In Biron in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Biron, you can visit Hourly UV Index in Biron.

Maximum UV Index Levels in Biron for December

The chart shows the monthly maximum UV Index (UVI) for Biron 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 Biron typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Biron 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 Biron Compares to Other Months

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

This table compares monthly weather conditions in Biron, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)36 mm (1.4 inches)89%low
February Weather-8°C (19°F)52 mm (2.0 inches)90%moderate
March Weather0°C (33°F)58 mm (2.3 inches)87%moderate
April Weather6°C (43°F)95 mm (3.7 inches)84%very high
May Weather14°C (58°F)107 mm (4.2 inches)77%very high
June Weather20°C (69°F)118 mm (4.6 inches)75%very high
July Weather22°C (72°F)119 mm (4.7 inches)74%very high
August Weather20°C (69°F)135 mm (5.3 inches)73%very high
September Weather17°C (62°F)97 mm (3.8 inches)78%high
October Weather9°C (48°F)110 mm (4.3 inches)84%moderate
November Weather1°C (34°F)50 mm (2.0 inches)89%moderate
December Weather-4°C (25°F)51 mm (2.0 inches)87%low

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