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December Weather in Summit Park, United States

Last updated: June 24, 2025

In Summit Park, United States, the average temperature in December hovers around -6°C (22°F). Prepare for chilly conditions, with minimum temperatures plummeting to -24°C (-11°F) and occasionally reaching a maximum of 11°C (51°F). Expect 71 mm (2.8 in) of precipitation spread over 11 days, leading to an average humidity of 88%. Stay warm and dry!

December Temperature in Summit Park

In December in Summit Park, the average temperature is -6°C (22°F). Maximums can reach 11°C (51°F), and minimums can be as low as -24°C (-11°F). Be prepared for a wide range of temperatures if you plan to travel during this month.

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

The chart illustrates December temperature patterns in Summit Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summit Park, December typically has an average temperature of -6°C (22°F), with highs reaching up to 11°C (51°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec222433364660696657403121
Data source: Temperature data for Summit 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 Summit Park

In Summit Park in December, the precipitation amount is 71 mm (2.8 in) distributed over 11 days.

December Precipitation Trends in Summit Park

The chart displays monthly precipitation patterns in Summit 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 Summit Park, December typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec809083767828263243555771
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Summit Park

In Summit Park in December humidity is 88%. With an average temperature of -6°C (22°F), this humidity feels like an exhilarating chill that bites at your skin, making travel feel brisk and invigorating, yet requiring extra layers to stay comfortable as you explore the frosty landscape.

December Average Humidity in Summit Park

This chart illustrates the average monthly humidity levels in Summit 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 Summit Park is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%92%84%75%62%56%44%37%46%67%84%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Summit Park

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

Maximum UV Index Levels in Summit Park for December

The chart shows the monthly maximum UV Index (UVI) for Summit 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 Summit Park typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46811111212119653
Data source: Summit 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 Summit Park Compares to Other Months

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

This table compares monthly weather conditions in Summit Park, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)80 mm (3.1 inches)91%moderate
February Weather-4°C (25°F)90 mm (3.5 inches)92%high
March Weather0°C (33°F)83 mm (3.3 inches)84%very high
April Weather2°C (36°F)76 mm (3.0 inches)74%extreme
May Weather8°C (46°F)78 mm (3.1 inches)62%extreme
June Weather15°C (60°F)28 mm (1.1 inches)56%extreme
July Weather20°C (69°F)26 mm (1.0 inches)44%extreme
August Weather19°C (66°F)32 mm (1.2 inches)37%extreme
September Weather14°C (57°F)43 mm (1.7 inches)46%very high
October Weather5°C (40°F)55 mm (2.2 inches)67%high
November Weather-1°C (31°F)57 mm (2.2 inches)84%moderate
December Weather-6°C (22°F)71 mm (2.8 inches)88%moderate

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