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December Weather in Hopewell, United States

Last updated: June 24, 2025

In December, the average temperature in Hopewell, United States hovers around 3°C (38°F). Expect a range where the minimum can drop to -13°C (9°F), while the maximum can reach a mild 18°C (66°F). This month also brings 104 mm (4.1 in) of precipitation, spread across about 10 days, contributing to an average humidity of 80%.

December Temperature in Hopewell

In December in Hopewell, the average temperature is 3°C (38°F). Maximums can reach 18°C (66°F), while minimums can drop as low as -13°C (9°F). It's advisable to prepare for a wide range of temperatures when traveling during this time.

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

The chart illustrates December temperature patterns in Hopewell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hopewell, December typically has an average temperature of 3°C (38°F), with highs reaching up to 18°C (66°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec343742526272777569594538
Data source: Temperature data for Hopewell 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 Hopewell

In Hopewell in December, the precipitation amount is 104 mm (4.1 in) over a period of 10 days.

December Precipitation Trends in Hopewell

The chart displays monthly precipitation patterns in Hopewell, 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 Hopewell, December typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec671061071051281011341389212783104
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hopewell

In Hopewell in December, humidity is 80%. With an average temperature of 3°C (38°F), this humidity feels like a chilly dampness that clings to your skin, making traveling uncomfortable and forcing you to bundle up just to step outside.

December Average Humidity in Hopewell

This chart illustrates the average monthly humidity levels in Hopewell, 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 Hopewell is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hopewell

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

Maximum UV Index Levels in Hopewell for December

The chart shows the monthly maximum UV Index (UVI) for Hopewell 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 Hopewell typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Hopewell 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 Hopewell Compares to Other Months

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

This table compares monthly weather conditions in Hopewell, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)67 mm (2.6 inches)84%moderate
February Weather3°C (37°F)106 mm (4.2 inches)82%moderate
March Weather6°C (42°F)107 mm (4.2 inches)81%high
April Weather11°C (53°F)105 mm (4.1 inches)78%very high
May Weather17°C (62°F)128 mm (5.0 inches)69%very high
June Weather22°C (72°F)101 mm (4.0 inches)69%very high
July Weather25°C (78°F)134 mm (5.3 inches)62%very high
August Weather24°C (75°F)138 mm (5.4 inches)65%very high
September Weather21°C (70°F)92 mm (3.6 inches)68%very high
October Weather15°C (60°F)127 mm (5.0 inches)74%high
November Weather7°C (45°F)83 mm (3.3 inches)82%moderate
December Weather3°C (38°F)104 mm (4.1 inches)80%low

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