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December Weather in White Plains, United States

Last updated: June 24, 2025

In White Plains, United States, the average temperature in December hovers around 6°C (43°F). During this time, temperatures can dip as low as -13°C (9°F) and reach a maximum of 23°C (74°F). Expect about 107 mm (4.2 in) of precipitation spread over 10 days, paired with an average humidity of 88%. Prepare for a chilly, wet month!

December Temperature in White Plains

In December in White Plains, the average temperature is 6°C (43°F). Maximums can reach 23°C (74°F), while minimums can drop as low as -13°C (9°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

December Weather in White Plains: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in White Plains, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In White Plains, December typically has an average temperature of 6°C (43°F), with highs reaching up to 23°C (74°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec374150586977817874624743
Data source: Temperature data for White Plains 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 White Plains

In White Plains in December, the precipitation amount is 107 mm (4.2 in) accumulated over a period of 10 days.

December Precipitation Trends in White Plains

The chart displays monthly precipitation patterns in White Plains, 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 White Plains, December typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec921461221451181251071039510886107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in White Plains

In White Plains in December, humidity is 88%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and prompting you to seek warm shelter frequently.

December Average Humidity in White Plains

This chart illustrates the average monthly humidity levels in White Plains, 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 White Plains is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in White Plains

In White Plains 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 White Plains, you can check the information here.

Maximum UV Index Levels in White Plains for December

The chart shows the monthly maximum UV Index (UVI) for White Plains 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 White Plains typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101110109753
Data source: White Plains 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 White Plains Compares to Other Months

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

This table compares monthly weather conditions in White Plains, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)92 mm (3.6 inches)86%moderate
February Weather5°C (42°F)146 mm (5.8 inches)84%high
March Weather10°C (51°F)122 mm (4.8 inches)84%high
April Weather14°C (58°F)145 mm (5.7 inches)80%very high
May Weather21°C (70°F)118 mm (4.7 inches)82%very high
June Weather25°C (77°F)125 mm (4.9 inches)83%extreme
July Weather27°C (81°F)107 mm (4.2 inches)79%very high
August Weather25°C (78°F)103 mm (4.1 inches)76%very high
September Weather23°C (74°F)95 mm (3.7 inches)75%very high
October Weather17°C (62°F)108 mm (4.3 inches)74%high
November Weather8°C (47°F)86 mm (3.4 inches)85%moderate
December Weather6°C (43°F)107 mm (4.2 inches)88%moderate

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