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December Weather in Lathrop, United States

Last updated: June 24, 2025

In December, the average temperature in Lathrop, United States hovers around 2°C (37°F). While you might experience a chilly minimum of -20°C (-3°F), the mercury can rise to a comfortable maximum of 23°C (73°F). Expect around 35 mm (1.4 in) of precipitation over 4 days, and be prepared for a high average humidity of 86% that can add to the cool atmosphere.

December Temperature in Lathrop

In December in Lathrop, the average temperature is 2°C (37°F), with maximums reaching 23°C (73°F) and minimums plummeting to as low as -20°C (-3°F). Be prepared for a wide range of weather conditions if you plan to travel during this month.

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

The chart illustrates December temperature patterns in Lathrop, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lathrop, December typically has an average temperature of 2°C (37°F), with highs reaching up to 23°C (73°F) and lows dropping to around -20°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec293145536576797671564336
Data source: Temperature data for Lathrop 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 Lathrop

In Lathrop in December, the precipitation amount is 35 mm (1.4 in) over a span of 4 days.

December Precipitation Trends in Lathrop

The chart displays monthly precipitation patterns in Lathrop, 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 Lathrop, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec554010085216115105106811284935
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lathrop

In Lathrop in December, humidity is 86%. With an average temperature of 2°C (37°F), this humidity feels like a chilly dampness that clings to your clothes and makes outdoor activities quite uncomfortable for traveling.

December Average Humidity in Lathrop

This chart illustrates the average monthly humidity levels in Lathrop, 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 Lathrop is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lathrop

In Lathrop 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 Lathrop, you can check the information here.

Maximum UV Index Levels in Lathrop for December

The chart shows the monthly maximum UV Index (UVI) for Lathrop 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 Lathrop typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Lathrop 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 Lathrop Compares to Other Months

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

This table compares monthly weather conditions in Lathrop, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)55 mm (2.2 inches)80%moderate
February Weather0°C (31°F)40 mm (1.6 inches)78%moderate
March Weather7°C (45°F)100 mm (3.9 inches)75%high
April Weather12°C (53°F)85 mm (3.3 inches)77%very high
May Weather18°C (65°F)216 mm (8.5 inches)82%very high
June Weather25°C (76°F)115 mm (4.5 inches)83%extreme
July Weather26°C (79°F)105 mm (4.1 inches)81%extreme
August Weather24°C (76°F)106 mm (4.2 inches)78%very high
September Weather22°C (71°F)81 mm (3.2 inches)72%very high
October Weather13°C (56°F)128 mm (5.0 inches)72%high
November Weather6°C (43°F)49 mm (1.9 inches)84%moderate
December Weather2°C (37°F)35 mm (1.4 inches)86%moderate

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