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December Weather in King City, United States

Last updated: June 24, 2025

In December, the average temperature in King City, United States hovers around 10°C (50°F). Expect a minimum chill of -1°C (31°F) and a warm maximum of 26°C (80°F). With 76 mm (3.0 in) of precipitation spread over 7 days, you can anticipate a rather humid atmosphere, with average humidity levels at 80%.

December Temperature in King City

In December in King City, the average temperature is 10°C (50°F). The maximum can reach 26°C (80°F), and the minimum can be as low as -1°C (31°F). This variability makes it essential for travelers to pack layers to enjoy both warm afternoons and chilly evenings.

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

The chart illustrates December temperature patterns in King City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In King City, December typically has an average temperature of 10°C (50°F), with highs reaching up to 26°C (80°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec495052576169747471645649
Data source: Temperature data for King 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 King City

In King City in December, the precipitation amount is 76 mm (3.0 in) over a period of 7 days.

December Precipitation Trends in King City

The chart displays monthly precipitation patterns in King 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 King City, December typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec112757421151011102776
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in King City

In King City 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 King City

This chart illustrates the average monthly humidity levels in King 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 King City 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 King City

In King City 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 King City, you can check the information here.

Maximum UV Index Levels in King City for December

The chart shows the monthly maximum UV Index (UVI) for King 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 King City typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589111212119753
Data source: King 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 King City Compares to Other Months

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

This table compares monthly weather conditions in King City, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)112 mm (4.4 inches)82%moderate
February Weather10°C (50°F)75 mm (2.9 inches)84%moderate
March Weather11°C (52°F)74 mm (2.9 inches)82%very high
April Weather14°C (57°F)21 mm (0.8 inches)78%very high
May Weather16°C (62°F)15 mm (0.6 inches)71%extreme
June Weather21°C (69°F)1 mm (0.0 inches)64%extreme
July Weather23°C (75°F)0 mm (0.0 inches)58%extreme
August Weather24°C (75°F)0 mm (0.0 inches)54%extreme
September Weather21°C (71°F)1 mm (0.0 inches)55%very high
October Weather18°C (64°F)10 mm (0.4 inches)62%high
November Weather13°C (56°F)27 mm (1.0 inches)78%moderate
December Weather10°C (50°F)76 mm (3.0 inches)80%moderate

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