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December Weather in Lower Lake, United States

Last updated: June 24, 2025

In Lower Lake, United States, the average temperature in December hovers around 8°C (47°F). You can expect a minimum drop to -1°C (30°F) and a pleasant maximum of 23°C (74°F). During this period, the region sees 85 mm (3.3 in) of precipitation spread across 8 days, along with a notable average humidity of 84%.

December Temperature in Lower Lake

In December in Lower Lake, the average temperature is 8°C (47°F). Maximum temperatures can reach 23°C (74°F), while minimums can drop to as low as -1°C (30°F). It's advisable to pack layers to stay comfortable while exploring the diverse weather conditions.

December Weather in Lower Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lower Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lower Lake, December typically has an average temperature of 8°C (47°F), with highs reaching up to 23°C (74°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec474951586575818074645447
Data source: Temperature data for Lower Lake 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 Lower Lake

In Lower Lake in December, the precipitation amount is 85 mm (3.3 in) over the course of 8 days.

December Precipitation Trends in Lower Lake

The chart displays monthly precipitation patterns in Lower Lake, 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 Lower Lake, December typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1251328738304113334485
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lower Lake

In Lower Lake in December, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

December Average Humidity in Lower Lake

This chart illustrates the average monthly humidity levels in Lower Lake, 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 Lower Lake is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%80%80%76%70%66%68%72%84%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lower Lake

In Lower Lake 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 Lower Lake, you can check the information here.

Maximum UV Index Levels in Lower Lake for December

The chart shows the monthly maximum UV Index (UVI) for Lower Lake 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 Lower Lake typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3578111111109643
Data source: Lower Lake 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 Lower Lake Compares to Other Months

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

This table compares monthly weather conditions in Lower Lake, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)125 mm (4.9 inches)86%moderate
February Weather10°C (50°F)132 mm (5.2 inches)84%moderate
March Weather11°C (51°F)87 mm (3.4 inches)83%high
April Weather14°C (58°F)37 mm (1.5 inches)80%very high
May Weather18°C (65°F)30 mm (1.2 inches)80%extreme
June Weather24°C (75°F)4 mm (0.1 inches)76%extreme
July Weather27°C (81°F)0 mm (0.0 inches)70%extreme
August Weather27°C (80°F)1 mm (0.0 inches)66%very high
September Weather23°C (74°F)3 mm (0.1 inches)68%very high
October Weather18°C (64°F)33 mm (1.3 inches)72%high
November Weather12°C (54°F)44 mm (1.7 inches)84%moderate
December Weather8°C (47°F)85 mm (3.3 inches)84%moderate

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