December Weather in Forest Oaks, United States

Last updated: June 24, 2025

In December, the average temperature in Forest Oaks, United States is a cool 7°C (45°F), with minimums plunging to -8°C (18°F) and highs reaching up to 23°C (73°F). Visitors can expect about 107 mm (4.2 in) of precipitation over 9 days, contributing to a notable average humidity of 86%. Whether you're exploring the chilly days or embracing the damp ambiance, prepare for a diverse climate experience!

December Temperature in Forest Oaks

In December in Forest Oaks, the average temperature is 7°C (45°F). Maximum temperatures can reach 23°C (73°F), while minimums can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures, making layering essential for comfortable travel.

December Weather in Forest Oaks: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Forest Oaks, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Forest Oaks, December typically has an average temperature of 7°C (45°F), with highs reaching up to 23°C (73°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec414752606975807773645045
Data source: Temperature data for Forest Oaks 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 Forest Oaks

In Forest Oaks in December, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

December Precipitation Trends in Forest Oaks

The chart displays monthly precipitation patterns in Forest Oaks, 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 Forest Oaks, December typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec87116841071211051021271319779107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Forest Oaks

In Forest Oaks in December, humidity is 86%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a bit uncomfortable and necessitating cozy layers to stay warm while navigating the moist air.

December Average Humidity in Forest Oaks

This chart illustrates the average monthly humidity levels in Forest Oaks, 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 Forest Oaks is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%81%80%81%81%81%80%79%80%86%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Forest Oaks

In Forest Oaks 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 Forest Oaks, you can check the information here.

Maximum UV Index Levels in Forest Oaks for December

The chart shows the monthly maximum UV Index (UVI) for Forest Oaks 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 Forest Oaks typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109853
Data source: Forest Oaks 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 Forest Oaks Compares to Other Months

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

This table compares monthly weather conditions in Forest Oaks, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)87 mm (3.4 inches)85%moderate
February Weather8°C (47°F)116 mm (4.6 inches)82%high
March Weather11°C (52°F)84 mm (3.3 inches)81%very high
April Weather16°C (61°F)107 mm (4.2 inches)80%very high
May Weather21°C (69°F)121 mm (4.8 inches)81%extreme
June Weather24°C (76°F)105 mm (4.1 inches)81%extreme
July Weather26°C (80°F)102 mm (4.0 inches)81%extreme
August Weather25°C (78°F)127 mm (5.0 inches)80%very high
September Weather23°C (73°F)131 mm (5.1 inches)79%very high
October Weather18°C (64°F)97 mm (3.8 inches)80%very high
November Weather10°C (50°F)79 mm (3.1 inches)85%moderate
December Weather7°C (45°F)107 mm (4.2 inches)86%moderate

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