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December Weather in New Philadelphia, United States

Last updated: June 24, 2025

In New Philadelphia, United States, the average temperature in December hovers around 2°C (35°F), with a minimum dipping to -15°C (5°F) and a maximum reaching 17°C (62°F). Expect 99 mm (3.9 in) of precipitation over 11 days, accompanied by an average humidity of 85%. Prepare accordingly for a chilly and wet month!

December Temperature in New Philadelphia

In December in New Philadelphia, the average temperature is 2°C (35°F). Maximum temperatures can reach 17°C (62°F), while the minimum can drop as low as -15°C (5°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

December Weather in New Philadelphia: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in New Philadelphia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Philadelphia, December typically has an average temperature of 2°C (35°F), with highs reaching up to 17°C (62°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec303339506169757266564235
Data source: Temperature data for New Philadelphia 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 New Philadelphia

In New Philadelphia, in December, the precipitation amount is 99 mm (3.9 in) over the course of 11 days.

December Precipitation Trends in New Philadelphia

The chart displays monthly precipitation patterns in New Philadelphia, 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 New Philadelphia, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec74106991121341171571541171179799
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in New Philadelphia

In New Philadelphia in December humidity is 85%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that permeates your clothing, making travel uncomfortable and requiring extra layers to stay warm and dry.

December Average Humidity in New Philadelphia

This chart illustrates the average monthly humidity levels in New Philadelphia, 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 New Philadelphia is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in New Philadelphia

In New Philadelphia 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 New Philadelphia, you can visit Hourly UV Index in New Philadelphia.

Maximum UV Index Levels in New Philadelphia for December

The chart shows the monthly maximum UV Index (UVI) for New Philadelphia 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 New Philadelphia typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: New Philadelphia 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 New Philadelphia Compares to Other Months

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

This table compares monthly weather conditions in New Philadelphia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)74 mm (2.9 inches)87%moderate
February Weather1°C (33°F)106 mm (4.2 inches)85%moderate
March Weather4°C (39°F)99 mm (3.9 inches)85%high
April Weather10°C (50°F)112 mm (4.4 inches)83%very high
May Weather16°C (61°F)134 mm (5.3 inches)75%very high
June Weather21°C (69°F)117 mm (4.6 inches)73%very high
July Weather24°C (75°F)157 mm (6.2 inches)65%very high
August Weather22°C (73°F)154 mm (6.1 inches)62%very high
September Weather19°C (67°F)117 mm (4.6 inches)66%very high
October Weather13°C (57°F)117 mm (4.6 inches)79%high
November Weather5°C (42°F)97 mm (3.8 inches)87%moderate
December Weather2°C (35°F)99 mm (3.9 inches)85%low

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