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December Weather in Pennville, United States

Last updated: June 24, 2025

In December, the average temperature in Pennville, United States hovers around 3°C (38°F), with a minimum dipping to -12°C (10°F) and a pleasant maximum reaching 18°C (64°F). Expect a fair amount of rain, with 91 mm (3.6 in) of precipitation spread over 9 days. The air is quite humid, averaging 84%, so come prepared!

December Temperature in Pennville

In December in Pennville, the average temperature is 3°C (38°F), with maximums reaching up to 18°C (64°F) and minimums dropping as low as -12°C (10°F). Travelers should prepare for a wide range of temperatures and pack accordingly to enjoy their visit comfortably.

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

The chart illustrates December temperature patterns in Pennville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pennville, December typically has an average temperature of 3°C (38°F), with highs reaching up to 18°C (64°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec343843546472787569594538
Data source: Temperature data for Pennville 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 Pennville

In Pennville in December, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

December Precipitation Trends in Pennville

The chart displays monthly precipitation patterns in Pennville, 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 Pennville, December typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60949396137104131140117998891
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pennville

In Pennville in December, humidity is 84%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable as the cold air clings to you and the moisture creates an oppressive heaviness in the atmosphere.

December Average Humidity in Pennville

This chart illustrates the average monthly humidity levels in Pennville, 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 Pennville is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pennville

In Pennville 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 Pennville, you can check the information here.

Maximum UV Index Levels in Pennville for December

The chart shows the monthly maximum UV Index (UVI) for Pennville 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 Pennville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098743
Data source: Pennville 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 Pennville Compares to Other Months

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

This table compares monthly weather conditions in Pennville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)60 mm (2.4 inches)84%moderate
February Weather3°C (38°F)94 mm (3.7 inches)83%moderate
March Weather6°C (44°F)93 mm (3.7 inches)83%high
April Weather12°C (54°F)96 mm (3.8 inches)81%very high
May Weather18°C (64°F)137 mm (5.4 inches)78%very high
June Weather22°C (73°F)104 mm (4.1 inches)79%very high
July Weather25°C (78°F)131 mm (5.2 inches)74%very high
August Weather24°C (76°F)139 mm (5.5 inches)72%very high
September Weather21°C (70°F)117 mm (4.6 inches)75%very high
October Weather15°C (60°F)99 mm (3.9 inches)81%high
November Weather7°C (45°F)88 mm (3.4 inches)85%moderate
December Weather3°C (38°F)91 mm (3.6 inches)84%moderate

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