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December Weather in Lucerne Valley, United States

Last updated: June 24, 2025

In December, the average temperature in Lucerne Valley, United States hovers around 8°C (46°F). Expect a range from a chilly -6°C (21°F) to a warm 21°C (70°F). With 29 mm (1.2 in) of precipitation spread over 3 days, you'll notice that humidity averages around 75%, adding a touch of moisture to the air.

December Temperature in Lucerne Valley

In December in Lucerne Valley, the average temperature is 8°C (46°F). Maximums can reach 21°C (70°F) and minimums can drop as low as -6°C (21°F). Be prepared for a range of temperatures during your travels to Lucerne Valley this month.

December Weather in Lucerne Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lucerne Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lucerne Valley, December typically has an average temperature of 8°C (46°F), with highs reaching up to 21°C (70°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec464752606576828174635446
Data source: Temperature data for Lucerne Valley 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 Lucerne Valley

In Lucerne Valley in December, the total precipitation amount is 29 mm (1.2 in) over a duration of 3 days.

December Precipitation Trends in Lucerne Valley

The chart displays monthly precipitation patterns in Lucerne Valley, 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 Lucerne Valley, December typically receives around 29 mm (1.2 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec282626146211746930
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lucerne Valley

In Lucerne Valley in December, humidity is 75%. With an average temperature of 8°C (46°F), this humidity feels like a brisk chill that invigorates your senses, making outdoor adventures both refreshing and slightly uncomfortable.

December Average Humidity in Lucerne Valley

This chart illustrates the average monthly humidity levels in Lucerne Valley, 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 Lucerne Valley is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%69%57%45%34%29%28%42%54%68%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lucerne Valley

In Lucerne Valley 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 Lucerne Valley for better planning.

Maximum UV Index Levels in Lucerne Valley for December

The chart shows the monthly maximum UV Index (UVI) for Lucerne Valley 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 Lucerne Valley typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469111112121110854
Data source: Lucerne Valley 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 Lucerne Valley Compares to Other Months

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

This table compares monthly weather conditions in Lucerne Valley, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)28 mm (1.1 inches)76%moderate
February Weather9°C (48°F)26 mm (1.0 inches)80%high
March Weather11°C (52°F)26 mm (1.0 inches)69%very high
April Weather15°C (60°F)14 mm (0.5 inches)57%extreme
May Weather18°C (65°F)6 mm (0.2 inches)45%extreme
June Weather24°C (76°F)2 mm (0.1 inches)34%extreme
July Weather28°C (82°F)11 mm (0.4 inches)29%extreme
August Weather27°C (81°F)7 mm (0.3 inches)28%extreme
September Weather24°C (75°F)4 mm (0.2 inches)41%very high
October Weather17°C (63°F)6 mm (0.2 inches)54%very high
November Weather12°C (54°F)9 mm (0.4 inches)68%moderate
December Weather8°C (46°F)29 mm (1.2 inches)75%moderate

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