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December Weather in Pittsfield, United States

Last updated: June 24, 2025

In Pittsfield, United States, the average temperature in December hovers around -3°C (26°F), with extremes reaching as low as -29°C (-20°F) and peaking at 17°C (64°F). Expect approximately 54 mm (2.1 in) of precipitation spread over 7 days, coupled with a high average humidity of 87%. This chilly month invites bundled-up adventures and cozy indoor activities!

December Temperature in Pittsfield

In December in Pittsfield, the average temperature is -3°C (26°F). Maximum temperatures can reach 17°C (64°F), while minimum temperatures can drop as low as -29°C (-20°F). Be prepared for a wide range of temperatures if you're planning to travel during this month in Pittsfield.

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

The chart illustrates December temperature patterns in Pittsfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pittsfield, December typically has an average temperature of -3°C (26°F), with highs reaching up to 17°C (64°F) and lows dropping to around -29°C (-20°F).
JanFebMarAprMayJunJulAugSepOctNovDec202033435768737063503526
Data source: Temperature data for Pittsfield 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 Pittsfield

In Pittsfield in December, the precipitation amount is 54 mm (2.1 in) over a duration of 7 days.

December Precipitation Trends in Pittsfield

The chart displays monthly precipitation patterns in Pittsfield, 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 Pittsfield, December typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec39486010010810611111167964954
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pittsfield

In Pittsfield in December, humidity is 87%. With an average temperature of -3°C (26°F), this humidity feels like walking through a thick fog, making travels uncomfortable and adding a chill that seeps into your bones.

December Average Humidity in Pittsfield

This chart illustrates the average monthly humidity levels in Pittsfield, 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 Pittsfield is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pittsfield

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

Maximum UV Index Levels in Pittsfield for December

The chart shows the monthly maximum UV Index (UVI) for Pittsfield 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 Pittsfield typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3457910997532
Data source: Pittsfield 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 Pittsfield Compares to Other Months

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

This table compares monthly weather conditions in Pittsfield, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)39 mm (1.5 inches)89%moderate
February Weather-7°C (20°F)48 mm (1.9 inches)90%moderate
March Weather1°C (33°F)60 mm (2.4 inches)87%moderate
April Weather6°C (43°F)100 mm (3.9 inches)84%high
May Weather14°C (57°F)107 mm (4.2 inches)77%very high
June Weather20°C (69°F)106 mm (4.2 inches)75%very high
July Weather23°C (73°F)111 mm (4.4 inches)74%very high
August Weather21°C (70°F)111 mm (4.4 inches)73%very high
September Weather17°C (63°F)67 mm (2.6 inches)78%high
October Weather10°C (50°F)96 mm (3.8 inches)84%moderate
November Weather1°C (35°F)49 mm (1.9 inches)89%moderate
December Weather-3°C (26°F)54 mm (2.1 inches)87%low

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