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December Weather in Montalieu, France

Last updated: August 23, 2025

In December, the average temperature in Montalieu, France hovers around 4°C (40°F), with fluctuations between a chilly -4°C (25°F) and a mild 15°C (60°F). This month, expect 205 mm (8.1 in) of precipitation spread over 17 days, contributing to an overall average humidity of 90%. Stay prepared for a damp and cool experience!

December Temperature in Montalieu

In December in Montalieu, the average temperature is 4°C (40°F). Maximums can reach 15°C (60°F) and minimums can be as low as -4°C (25°F). Travelers should pack warm clothing and be prepared for chilly weather during their visit.

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

The chart illustrates December temperature patterns in Montalieu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montalieu, December typically has an average temperature of 4°C (40°F), with highs reaching up to 15°C (60°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec374247535968717163544439
Data source: Temperature data for Montalieu 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 Montalieu

In Montalieu in December, the total precipitation amount is 205 mm (8.1 in), occurring over the course of 17 days.

December Precipitation Trends in Montalieu

The chart displays monthly precipitation patterns in Montalieu, 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 Montalieu, December typically receives around 205 mm (8.1 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec1119111755148113807871116110205
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Montalieu

In Montalieu in December humidity is 90%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that penetrates your clothes, making even short excursions outside seem uncomfortable and uninviting.

December Average Humidity in Montalieu

This chart illustrates the average monthly humidity levels in Montalieu, 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 Montalieu is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%84%83%78%75%72%63%73%89%91%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Montalieu

In Montalieu 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 Montalieu, you can visit Hourly UV Index in Montalieu.

Maximum UV Index Levels in Montalieu for December

The chart shows the monthly maximum UV Index (UVI) for Montalieu 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 Montalieu typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2366810987532
Data source: Montalieu 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 Montalieu Compares to Other Months

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

This table compares monthly weather conditions in Montalieu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)111 mm (4.4 inches)91%low
February Weather6°C (42°F)91 mm (3.6 inches)87%moderate
March Weather8°C (47°F)117 mm (4.6 inches)84%high
April Weather12°C (53°F)55 mm (2.2 inches)83%high
May Weather15°C (59°F)148 mm (5.8 inches)78%very high
June Weather20°C (68°F)112 mm (4.4 inches)75%very high
July Weather22°C (72°F)80 mm (3.1 inches)72%very high
August Weather21°C (71°F)78 mm (3.1 inches)63%very high
September Weather17°C (64°F)71 mm (2.8 inches)73%high
October Weather12°C (54°F)116 mm (4.6 inches)89%moderate
November Weather7°C (44°F)110 mm (4.3 inches)90%moderate
December Weather4°C (40°F)205 mm (8.1 inches)90%low

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