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December Weather in Petosse, France

Last updated: August 23, 2025

In December, the average temperature in Petosse, France hovers around 8°C (46°F), with a notable range where minimums can dip to -3°C (27°F) and maximums can reach 17°C (63°F). Expect 115 mm (4.5 in) of precipitation spread over 15 days, contributing to a high average humidity of 90%. Be prepared for a mix of chilly days and potential rain!

December Temperature in Petosse

In December in Petosse, the average temperature is 8°C (46°F). Maximums can reach 17°C (63°F), while minimums can dip as low as -3°C (27°F). Travelers should prepare for a range of temperatures and pack layers to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Petosse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petosse, December typically has an average temperature of 8°C (46°F), with highs reaching up to 17°C (63°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434649546066706964574846
Data source: Temperature data for Petosse 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 Petosse

In Petosse in December, the total precipitation amount is 115 mm (4.5 in) over a span of 15 days.

December Precipitation Trends in Petosse

The chart displays monthly precipitation patterns in Petosse, 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 Petosse, December typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec5871775175732927418385115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Petosse

In Petosse in December, humidity is 90%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and stay dry while exploring the sights.

December Average Humidity in Petosse

This chart illustrates the average monthly humidity levels in Petosse, 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 Petosse is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Petosse

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

Maximum UV Index Levels in Petosse for December

The chart shows the monthly maximum UV Index (UVI) for Petosse 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 Petosse typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Petosse 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 Petosse Compares to Other Months

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

This table compares monthly weather conditions in Petosse, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)58 mm (2.3 inches)88%low
February Weather8°C (46°F)71 mm (2.8 inches)87%moderate
March Weather10°C (50°F)77 mm (3.0 inches)84%moderate
April Weather12°C (54°F)51 mm (2.0 inches)83%high
May Weather16°C (60°F)75 mm (3.0 inches)81%very high
June Weather19°C (67°F)73 mm (2.9 inches)75%very high
July Weather21°C (70°F)29 mm (1.1 inches)65%very high
August Weather20°C (69°F)27 mm (1.1 inches)67%very high
September Weather18°C (65°F)41 mm (1.6 inches)75%high
October Weather14°C (57°F)83 mm (3.3 inches)85%moderate
November Weather9°C (48°F)85 mm (3.4 inches)88%moderate
December Weather8°C (46°F)115 mm (4.5 inches)90%low

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