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December Weather in Prairie du Rocher, United States

Last updated: June 24, 2025

In December, the average temperature in Prairie du Rocher, United States hovers around 5°C (41°F). Temperatures can dip as low as -15°C (6°F) and peak at a pleasant 25°C (77°F). Expect about 73 mm (2.9 in) of precipitation spread over 8 days, alongside an average humidity level of 86%, making for a cool and damp atmosphere.

December Temperature in Prairie du Rocher

In December in Prairie du Rocher, the average temperature is 5°C (41°F). Maximums can reach 25°C (77°F) while minimums can drop as low as -15°C (6°F). Be prepared for a wide range of weather conditions if you plan to travel during this time.

December Weather in Prairie du Rocher: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Prairie du Rocher, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prairie du Rocher, December typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (77°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566877807773604541
Data source: Temperature data for Prairie du Rocher 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 Prairie du Rocher

In Prairie du Rocher in December, the precipitation amount is 73 mm (2.9 in) over a span of 8 days.

December Precipitation Trends in Prairie du Rocher

The chart displays monthly precipitation patterns in Prairie du Rocher, 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 Prairie du Rocher, December typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec821011311471528191106581168073
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Prairie du Rocher

In Prairie du Rocher in December humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

December Average Humidity in Prairie du Rocher

This chart illustrates the average monthly humidity levels in Prairie du Rocher, 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 Prairie du Rocher is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Prairie du Rocher

In Prairie du Rocher in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Prairie du Rocher, you can check the information here.

Maximum UV Index Levels in Prairie du Rocher for December

The chart shows the monthly maximum UV Index (UVI) for Prairie du Rocher 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 Prairie du Rocher typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111109753
Data source: Prairie du Rocher 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 Prairie du Rocher Compares to Other Months

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

This table compares monthly weather conditions in Prairie du Rocher, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)82 mm (3.2 inches)83%moderate
February Weather3°C (38°F)101 mm (4.0 inches)81%moderate
March Weather9°C (48°F)131 mm (5.2 inches)80%high
April Weather13°C (56°F)147 mm (5.8 inches)80%very high
May Weather20°C (68°F)152 mm (6.0 inches)83%extreme
June Weather25°C (77°F)80 mm (3.2 inches)83%extreme
July Weather27°C (80°F)90 mm (3.6 inches)76%extreme
August Weather25°C (77°F)106 mm (4.2 inches)69%very high
September Weather23°C (73°F)57 mm (2.3 inches)68%very high
October Weather16°C (60°F)116 mm (4.6 inches)72%high
November Weather7°C (45°F)80 mm (3.1 inches)83%moderate
December Weather5°C (41°F)73 mm (2.9 inches)86%moderate

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