December Weather in Carson, United States

Last updated: June 24, 2025

In Carson, United States, the average temperature in December hovers around -1°C (31°F). This month can bring a chilly range with minimums plummeting to -23°C (-10°F) and maxing out at a comfortable 22°C (71°F). Expect about 35 mm (1.4 in) of precipitation over the span of 4 days, accompanied by an average humidity of 83%. Prepare accordingly to enjoy the diverse weather this month brings!

December Temperature in Carson

In December in Carson, the average temperature is -1°C (31°F). The maximum can reach 22°C (71°F) and the minimum can be as low as -23°C (-10°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Carson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carson, December typically has an average temperature of -1°C (31°F), with highs reaching up to 22°C (71°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec242541506375777469533931
Data source: Temperature data for Carson 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 Carson

In Carson in December, the precipitation amount is 35 mm (1.4 in) over a span of 4 days.

December Precipitation Trends in Carson

The chart displays monthly precipitation patterns in Carson, 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 Carson, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec3234935915612573103981373235
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Carson

In Carson in December humidity is 83%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, icy blanket enveloping you, making each step outside feel like a struggle against the cold, damp air that clings to your skin, often leaving you wishing for warmth and refuge indoors.

December Average Humidity in Carson

This chart illustrates the average monthly humidity levels in Carson, 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 Carson is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Carson

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

Maximum UV Index Levels in Carson for December

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

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

This table compares monthly weather conditions in Carson, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)32 mm (1.3 inches)76%moderate
February Weather-4°C (25°F)34 mm (1.3 inches)80%moderate
March Weather5°C (41°F)93 mm (3.7 inches)73%high
April Weather10°C (50°F)59 mm (2.3 inches)74%very high
May Weather17°C (63°F)156 mm (6.2 inches)78%very high
June Weather24°C (75°F)125 mm (4.9 inches)82%very high
July Weather25°C (78°F)73 mm (2.9 inches)83%very high
August Weather23°C (74°F)103 mm (4.1 inches)80%very high
September Weather21°C (69°F)98 mm (3.9 inches)75%very high
October Weather11°C (53°F)137 mm (5.4 inches)75%high
November Weather4°C (40°F)32 mm (1.3 inches)82%moderate
December Weather-1°C (31°F)35 mm (1.4 inches)83%low

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