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December Weather in Poughkeepsie, United States

Last updated: June 24, 2025

In December, the average temperature in Poughkeepsie, United States hovers around 1°C (34°F). Expect a chill, with minimums plummeting to -19°C (-1°F) and maximums reaching 17°C (62°F). During this month, precipitation averages 102 mm (4.0 in) over approximately 10 days, contributing to an average humidity level of 80%. Stay warm and prepared for wet weather!

December Temperature in Poughkeepsie

In December in Poughkeepsie, the average temperature is 1°C (34°F). Maximum temperatures can reach 17°C (62°F), while minimums can drop as low as -19°C (-1°F). Prepare for a wide range of weather conditions when traveling during this time.

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

The chart illustrates December temperature patterns in Poughkeepsie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poughkeepsie, December typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (62°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec303238496069757366564234
Data source: Temperature data for Poughkeepsie 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 Poughkeepsie

In Poughkeepsie in December, the total precipitation amount is 102 mm (4.0 in) falling over the course of 10 days.

December Precipitation Trends in Poughkeepsie

The chart displays monthly precipitation patterns in Poughkeepsie, 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 Poughkeepsie, December typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7194881281158711811310214091102
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Poughkeepsie

In Poughkeepsie in December, humidity is 80%. With an average temperature of 1°C (34°F), this humidity feels like a damp chill that seeps through your layers, making outdoor activities uncomfortable and potentially discouraging for travelers.

December Average Humidity in Poughkeepsie

This chart illustrates the average monthly humidity levels in Poughkeepsie, 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 Poughkeepsie 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 Poughkeepsie

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

Maximum UV Index Levels in Poughkeepsie for December

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

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

This table compares monthly weather conditions in Poughkeepsie, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)71 mm (2.8 inches)84%moderate
February Weather0°C (33°F)94 mm (3.7 inches)82%moderate
March Weather3°C (38°F)88 mm (3.5 inches)81%high
April Weather10°C (49°F)128 mm (5.0 inches)78%very high
May Weather15°C (60°F)115 mm (4.5 inches)69%very high
June Weather20°C (69°F)87 mm (3.4 inches)69%very high
July Weather24°C (75°F)118 mm (4.6 inches)62%very high
August Weather23°C (73°F)113 mm (4.5 inches)65%very high
September Weather19°C (66°F)102 mm (4.0 inches)68%very high
October Weather13°C (56°F)140 mm (5.5 inches)74%high
November Weather5°C (42°F)91 mm (3.6 inches)82%moderate
December Weather1°C (34°F)102 mm (4.0 inches)80%low

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