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December Weather in Riverdale Park, United States

Last updated: June 24, 2025

In December, the average temperature in Riverdale Park, United States hovers around 10°C (50°F). Expect a range from a chilly -1°C (31°F) to a pleasant 22°C (73°F). With a total precipitation of 79 mm (3.1 in) spread over 8 days, and an average humidity of 80%, you'll want to be prepared for some damp weather as you explore this captivating destination!

December Temperature in Riverdale Park

In December in Riverdale Park, the average temperature is 10°C (50°F). The maximum can reach 22°C (73°F), while the minimum can be as low as -1°C (31°F). This variation in temperature makes Riverdale Park an ideal destination for travelers looking to experience a mix of mild and cooler weather.

December Weather in Riverdale Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Riverdale Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riverdale Park, December typically has an average temperature of 10°C (50°F), with highs reaching up to 22°C (73°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec515357647179848277675750
Data source: Temperature data for Riverdale Park 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 Riverdale Park

In Riverdale Park in December, the precipitation amount is 79 mm (3.1 in) during 8 days, indicating a relatively wet period for the area.

December Precipitation Trends in Riverdale Park

The chart displays monthly precipitation patterns in Riverdale Park, 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 Riverdale Park, December typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec90667128153001153079
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Riverdale Park

In Riverdale Park in December, humidity is 80%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill enveloping you, making traveling somewhat uncomfortable as it seeps into your clothes and clings to your skin, leaving you longing for a cozy indoor refuge.

December Average Humidity in Riverdale Park

This chart illustrates the average monthly humidity levels in Riverdale Park, 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 Riverdale Park is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Riverdale Park

In Riverdale Park 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 Riverdale Park, you can check the information here.

Maximum UV Index Levels in Riverdale Park for December

The chart shows the monthly maximum UV Index (UVI) for Riverdale Park 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 Riverdale Park typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109743
Data source: Riverdale Park 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 Riverdale Park Compares to Other Months

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

This table compares monthly weather conditions in Riverdale Park, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)90 mm (3.5 inches)82%moderate
February Weather12°C (54°F)66 mm (2.6 inches)84%moderate
March Weather14°C (58°F)71 mm (2.8 inches)82%very high
April Weather18°C (64°F)27 mm (1.1 inches)78%very high
May Weather22°C (72°F)15 mm (0.6 inches)71%very high
June Weather26°C (80°F)3 mm (0.1 inches)64%extreme
July Weather29°C (84°F)0 mm (0.0 inches)58%extreme
August Weather28°C (82°F)0 mm (0.0 inches)54%very high
September Weather25°C (77°F)1 mm (0.0 inches)55%very high
October Weather19°C (67°F)15 mm (0.6 inches)62%high
November Weather14°C (57°F)30 mm (1.2 inches)78%moderate
December Weather10°C (50°F)79 mm (3.1 inches)80%moderate

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