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December Weather in Hiers, France

Last updated: August 23, 2025

In Hiers, France, the average temperature in December hovers around 9°C (48°F), with temperatures dipping as low as -4°C (25°F) and peaking at a comfortable 18°C (64°F). Expect 117 mm (4.6 in) of precipitation spread over 16 days, contributing to a high average humidity of 85%. Prepare for a moist and cool atmosphere during your visit!

December Temperature in Hiers

In December in Hiers, the average temperature is 9°C (48°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop as low as -4°C (25°F). It's essential to pack layers and prepare for fluctuating weather during your travels.

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

The chart illustrates December temperature patterns in Hiers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hiers, December typically has an average temperature of 9°C (48°F), with highs reaching up to 18°C (64°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec444851556168727066595047
Data source: Temperature data for Hiers 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 Hiers

In Hiers in December, the precipitation amount is 117 mm (4.6 in), which falls over a span of 16 days.

December Precipitation Trends in Hiers

The chart displays monthly precipitation patterns in Hiers, 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 Hiers, December typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec6367755081723227468192117
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hiers

In Hiers in December humidity is 85%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

December Average Humidity in Hiers

This chart illustrates the average monthly humidity levels in Hiers, 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 Hiers is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%82%82%80%76%73%76%82%83%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hiers

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

Maximum UV Index Levels in Hiers for December

The chart shows the monthly maximum UV Index (UVI) for Hiers 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 Hiers typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986532
Data source: Hiers 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 Hiers Compares to Other Months

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

This table compares monthly weather conditions in Hiers, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)63 mm (2.5 inches)85%low
February Weather9°C (48°F)67 mm (2.6 inches)83%moderate
March Weather10°C (51°F)75 mm (2.9 inches)82%moderate
April Weather13°C (56°F)50 mm (2.0 inches)82%high
May Weather16°C (61°F)81 mm (3.2 inches)82%very high
June Weather20°C (68°F)72 mm (2.9 inches)80%very high
July Weather22°C (72°F)32 mm (1.2 inches)76%very high
August Weather21°C (71°F)27 mm (1.1 inches)73%very high
September Weather19°C (66°F)46 mm (1.8 inches)76%high
October Weather15°C (59°F)81 mm (3.2 inches)81%moderate
November Weather10°C (50°F)91 mm (3.6 inches)83%moderate
December Weather9°C (48°F)117 mm (4.6 inches)85%low

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