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December Weather in Pittsfield, United States

Last updated: June 24, 2025

In December, the average temperature in Pittsfield, United States hovers around 3°C (37°F). Expect a wide range, with minimums plunging to -19°C (-1°F) and maximums reaching up to 22°C (72°F). During this period, precipitation averages 48 mm (1.9 in) across 7 days, contributing to an average humidity of 86%. Overall, it's a brisk month perfect for cozying up indoors!

December Temperature in Pittsfield

In December in Pittsfield, the average temperature is 3°C (37°F). Maximums can reach up to 22°C (72°F), while minimums can drop as low as -19°C (-1°F). Visitors should be prepared for a wide range of temperatures and pack accordingly for their trip.

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 (37°F), with highs reaching up to 22°C (72°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec303345536675787571574337
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 total precipitation amount is 48 mm (1.9 in) over a span 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 48 mm (1.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6663133122167110101114731046448
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 86%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
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 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 Pittsfield, you can check the information here.

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 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111199643
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-1°C (30°F)66 mm (2.6 inches)82%moderate
February Weather0°C (33°F)63 mm (2.5 inches)80%moderate
March Weather7°C (45°F)133 mm (5.3 inches)80%high
April Weather12°C (54°F)122 mm (4.8 inches)80%very high
May Weather19°C (66°F)167 mm (6.6 inches)82%very high
June Weather24°C (76°F)110 mm (4.3 inches)83%extreme
July Weather26°C (79°F)101 mm (4.0 inches)81%extreme
August Weather24°C (75°F)114 mm (4.5 inches)80%very high
September Weather22°C (71°F)73 mm (2.9 inches)76%very high
October Weather14°C (58°F)104 mm (4.1 inches)76%high
November Weather6°C (43°F)63 mm (2.5 inches)85%moderate
December Weather3°C (37°F)48 mm (1.9 inches)86%moderate

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