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December Weather in Stone Park, United States

Last updated: June 24, 2025

In December, the average temperature in Stone Park, United States is a crisp 0°C (33°F). Expect a minimum drop to -21°C (-5°F), while the maximum can reach a balmy 19°C (67°F). Throughout the month, anticipate about 53 mm (2.1 in) of precipitation spread over 7 days, alongside a high average humidity of 84%.

December Temperature in Stone Park

In December in Stone Park, the average temperature is 0°C (33°F). Maximum temperatures can reach 19°C (67°F), while minimums can drop as low as -21°C (-5°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Stone Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stone Park, December typically has an average temperature of 0°C (33°F), with highs reaching up to 19°C (67°F) and lows dropping to around -21°C (-5°F).
JanFebMarAprMayJunJulAugSepOctNovDec262839475971757367543933
Data source: Temperature data for Stone 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 Stone Park

In Stone Park in December, the total precipitation amount is 53 mm (2.1 in) spread over a period of 7 days.

December Precipitation Trends in Stone Park

The chart displays monthly precipitation patterns in Stone 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 Stone Park, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec61607911516413410592851275553
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Stone Park

In Stone Park in December humidity is 84%. With average temperature 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less enjoyable and travel plans challenging.

December Average Humidity in Stone Park

This chart illustrates the average monthly humidity levels in Stone 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 Stone Park is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Stone Park

In Stone Park 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 Stone Park, you can visit Hourly UV Index in Stone Park.

Maximum UV Index Levels in Stone Park for December

The chart shows the monthly maximum UV Index (UVI) for Stone 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 Stone Park typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Stone 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 Stone Park Compares to Other Months

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

This table compares monthly weather conditions in Stone Park, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)61 mm (2.4 inches)82%moderate
February Weather-2°C (28°F)60 mm (2.4 inches)83%moderate
March Weather4°C (39°F)79 mm (3.1 inches)84%high
April Weather9°C (48°F)115 mm (4.5 inches)85%very high
May Weather15°C (60°F)164 mm (6.4 inches)79%very high
June Weather21°C (71°F)134 mm (5.3 inches)82%very high
July Weather24°C (75°F)105 mm (4.1 inches)80%very high
August Weather23°C (73°F)92 mm (3.6 inches)81%very high
September Weather20°C (68°F)85 mm (3.3 inches)80%very high
October Weather12°C (54°F)127 mm (5.0 inches)82%high
November Weather4°C (39°F)55 mm (2.2 inches)88%moderate
December Weather0°C (33°F)53 mm (2.1 inches)84%low

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