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December Weather in Lost Hills, United States

Last updated: June 24, 2025

In Lost Hills, United States, the average temperature in December is a mild 11°C (52°F). Expect minimums as low as 1°C (34°F) and maximums reaching 24°C (75°F). During this month, you can anticipate around 38 mm (1.5 in) of precipitation spread over 5 days, with an average humidity level of 76%.

December Temperature in Lost Hills

In December in Lost Hills, the average temperature is 11°C (52°F). Maximums can reach 24°C (75°F), and minimums can be as low as 1°C (34°F). This makes it a perfect time for travelers to enjoy mild weather while exploring the area.

December Weather in Lost Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lost Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lost Hills, December typically has an average temperature of 11°C (52°F), with highs reaching up to 24°C (75°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec525458657180858479695952
Data source: Temperature data for Lost Hills 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 Lost Hills

In Lost Hills in December, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 5 days.

December Precipitation Trends in Lost Hills

The chart displays monthly precipitation patterns in Lost Hills, 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 Lost Hills, December typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec4141482310100151438
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lost Hills

In Lost Hills in December, humidity is 76%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor exploration feel uncomfortable and heavy, often leaving travelers longing for a warm café to escape the cool, moist air.

December Average Humidity in Lost Hills

This chart illustrates the average monthly humidity levels in Lost Hills, 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 Lost Hills is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%76%68%58%52%46%39%48%59%72%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lost Hills

In Lost Hills 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 Lost Hills, you can check the information here.

Maximum UV Index Levels in Lost Hills for December

The chart shows the monthly maximum UV Index (UVI) for Lost Hills 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 Lost Hills typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589101112119753
Data source: Lost Hills 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 Lost Hills Compares to Other Months

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

This table compares monthly weather conditions in Lost Hills, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)41 mm (1.6 inches)78%moderate
February Weather12°C (54°F)41 mm (1.6 inches)82%moderate
March Weather14°C (58°F)48 mm (1.9 inches)75%very high
April Weather18°C (65°F)23 mm (0.9 inches)68%very high
May Weather22°C (71°F)10 mm (0.4 inches)57%very high
June Weather26°C (80°F)1 mm (0.0 inches)52%extreme
July Weather30°C (86°F)0 mm (0.0 inches)46%extreme
August Weather29°C (85°F)0 mm (0.0 inches)39%extreme
September Weather26°C (79°F)1 mm (0.0 inches)48%very high
October Weather21°C (69°F)5 mm (0.2 inches)59%high
November Weather15°C (59°F)14 mm (0.5 inches)72%moderate
December Weather11°C (52°F)38 mm (1.5 inches)76%moderate

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