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December Weather in Carson City, United States

Last updated: June 24, 2025

In December, the average temperature in Carson City, United States hovers around 1°C (34°F). Expect a range from a chilly minimum of -11°C (13°F) to a comfortable maximum of 15°C (59°F). During this time, you can anticipate 79 mm (3.1 in) of precipitation over 9 days, with an average humidity level of 82%, making it a season of brisk air and cozy atmospheres.

December Temperature in Carson City

In December in Carson City, the average temperature is 1°C (34°F), with maximums reaching 15°C (59°F) and minimums dropping to as low as -11°C (13°F). Be prepared for chilly weather and pack accordingly if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Carson City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carson City, December typically has an average temperature of 1°C (34°F), with highs reaching up to 15°C (59°F) and lows dropping to around -11°C (13°F).
JanFebMarAprMayJunJulAugSepOctNovDec343437455365737264514234
Data source: Temperature data for Carson City 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 City

In Carson City in December, the precipitation amount is 79 mm (3.1 in) spread over 9 days.

December Precipitation Trends in Carson City

The chart displays monthly precipitation patterns in Carson City, 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 City, December typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1071098239387999364779
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Carson City

In Carson City in December humidity is 82%. With an average temperature of 1°C (34°F), this humidity feels like walking through a thick fog, making it challenging to stay warm and comfortable while traveling.

December Average Humidity in Carson City

This chart illustrates the average monthly humidity levels in Carson City, 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 City is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%84%78%64%56%44%34%41%60%81%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Carson City

In Carson City in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Carson City for better planning.

Maximum UV Index Levels in Carson City for December

The chart shows the monthly maximum UV Index (UVI) for Carson City 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 City typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Carson City 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 City Compares to Other Months

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

This table compares monthly weather conditions in Carson City, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)107 mm (4.2 inches)85%moderate
February Weather1°C (34°F)109 mm (4.3 inches)87%high
March Weather3°C (38°F)82 mm (3.2 inches)84%very high
April Weather7°C (45°F)39 mm (1.5 inches)78%very high
May Weather12°C (53°F)38 mm (1.5 inches)64%extreme
June Weather18°C (65°F)7 mm (0.3 inches)56%extreme
July Weather23°C (73°F)9 mm (0.4 inches)44%extreme
August Weather22°C (72°F)9 mm (0.4 inches)34%extreme
September Weather18°C (64°F)9 mm (0.3 inches)41%very high
October Weather10°C (51°F)36 mm (1.4 inches)60%high
November Weather6°C (42°F)47 mm (1.9 inches)81%moderate
December Weather1°C (34°F)79 mm (3.1 inches)82%moderate

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