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December Weather in Pennock, United States

Last updated: June 24, 2025

In Pennock, United States, the average temperature in December hovers around -6°C (22°F). Expect chilly days, with temperatures dipping as low as -27°C (-17°F) and occasionally reaching a maximum of 12°C (54°F). Rain or snow may grace the region with an average precipitation of 40 mm (1.6 in) over 6 days. Don't forget to bundle up, as the average humidity lingers at a brisk 84%!

December Temperature in Pennock

In December in Pennock, the average temperature is -6°C (22°F), with maximums soaring to 12°C (54°F) and minimums plummeting as low as -27°C (-17°F). Be prepared for a wide range of temperatures when traveling to Pennock during this time.

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

The chart illustrates December temperature patterns in Pennock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pennock, December typically has an average temperature of -6°C (22°F), with highs reaching up to 12°C (54°F) and lows dropping to around -27°C (-17°F).
JanFebMarAprMayJunJulAugSepOctNovDec141431415871737063473222
Data source: Temperature data for Pennock 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 Pennock

In Pennock in December, the precipitation amount is 40 mm (1.6 in) over the course of 6 days.

December Precipitation Trends in Pennock

The chart displays monthly precipitation patterns in Pennock, 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 Pennock, December typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec192049719889103142107952540
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pennock

In Pennock in December humidity is 84%. With an average temperature of -6°C (22°F), this humidity feels like an unpleasant chill that seeps into your bones, making travel feel much more uncomfortable and harsh than the temperature alone suggests.

December Average Humidity in Pennock

This chart illustrates the average monthly humidity levels in Pennock, 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 Pennock is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pennock

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

Maximum UV Index Levels in Pennock for December

The chart shows the monthly maximum UV Index (UVI) for Pennock 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 Pennock typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: Pennock 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 Pennock Compares to Other Months

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

This table compares monthly weather conditions in Pennock, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)18 mm (0.7 inches)85%moderate
February Weather-10°C (14°F)20 mm (0.8 inches)89%moderate
March Weather-1°C (31°F)49 mm (1.9 inches)81%high
April Weather5°C (42°F)71 mm (2.8 inches)82%high
May Weather14°C (58°F)98 mm (3.9 inches)76%very high
June Weather22°C (71°F)89 mm (3.5 inches)81%very high
July Weather23°C (74°F)103 mm (4.0 inches)82%very high
August Weather21°C (70°F)141 mm (5.6 inches)83%very high
September Weather17°C (63°F)107 mm (4.2 inches)82%high
October Weather8°C (47°F)95 mm (3.8 inches)82%moderate
November Weather0°C (32°F)25 mm (1.0 inches)87%moderate
December Weather-6°C (22°F)40 mm (1.6 inches)84%low

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