December Weather in Davis, United States

Last updated: June 24, 2025

In December, the average temperature in Davis, United States hovers around 8°C (47°F), making it a chillier time of year. Expect temperatures to dip as low as -8°C (17°F) and occasionally rise to a comfortable 26°C (79°F). During this month, anticipate around 54 mm (2.1 in) of precipitation spread over approximately 5 days, along with a notable average humidity of 87%. Prepare for a blend of cool and damp weather as you enjoy your time in this captivating location!

December Temperature in Davis

In December in Davis, the average temperature is 8°C (47°F). Maximum temperatures can reach 26°C (79°F), while minimums can drop as low as -8°C (17°F). Pack accordingly to enjoy your travels, as you may experience a wide range of weather conditions.

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

The chart illustrates December temperature patterns in Davis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Davis, December typically has an average temperature of 8°C (47°F), with highs reaching up to 26°C (79°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec424456617179838276645247
Data source: Temperature data for Davis 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 Davis

In Davis in December, the total precipitation amount is 54 mm (2.1 in) spread over a period of 5 days.

December Precipitation Trends in Davis

The chart displays monthly precipitation patterns in Davis, 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 Davis, December typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec5480931111409654731031154254
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Davis

In Davis in December, humidity is 87%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortably muggy despite the cool air.

December Average Humidity in Davis

This chart illustrates the average monthly humidity levels in Davis, 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 Davis is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%75%75%83%82%78%68%64%71%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Davis

In Davis 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 Davis for better planning.

Maximum UV Index Levels in Davis for December

The chart shows the monthly maximum UV Index (UVI) for Davis 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 Davis typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110854
Data source: Davis 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 Davis Compares to Other Months

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

This table compares monthly weather conditions in Davis, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)54 mm (2.1 inches)79%moderate
February Weather6°C (44°F)80 mm (3.2 inches)78%high
March Weather13°C (56°F)93 mm (3.7 inches)75%very high
April Weather16°C (61°F)111 mm (4.4 inches)75%very high
May Weather22°C (71°F)140 mm (5.5 inches)83%extreme
June Weather26°C (79°F)96 mm (3.8 inches)81%extreme
July Weather28°C (83°F)54 mm (2.1 inches)78%extreme
August Weather28°C (82°F)73 mm (2.9 inches)68%extreme
September Weather24°C (76°F)103 mm (4.1 inches)64%very high
October Weather18°C (64°F)115 mm (4.5 inches)71%very high
November Weather11°C (52°F)42 mm (1.7 inches)82%moderate
December Weather8°C (47°F)54 mm (2.1 inches)87%moderate

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