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December Weather in Valley Hill, United States

Last updated: June 24, 2025

In December, the average temperature in Valley Hill, United States hovers around 6°C (43°F), with minimums dipping to a chilly -12°C (10°F) and occasional maximums reaching a pleasant 23°C (73°F). Be prepared for some rain, as the region receives about 133 mm (5.2 in) of precipitation over 9 days. With an average humidity level of 88%, it’s best to dress in layers and keep an umbrella handy!

December Temperature in Valley Hill

In December in Valley Hill, the average temperature is 6°C (43°F). Maximums can reach 23°C (73°F), and minimums can drop as low as -12°C (10°F). This variability in temperature makes it essential for travelers to pack layers to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Valley Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valley Hill, December typically has an average temperature of 6°C (43°F), with highs reaching up to 23°C (73°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec404550576571747369604743
Data source: Temperature data for Valley Hill 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 Valley Hill

In Valley Hill in December, the precipitation amount is 133 mm (5.2 in) spread over a duration of 9 days.

December Precipitation Trends in Valley Hill

The chart displays monthly precipitation patterns in Valley Hill, 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 Valley Hill, December typically receives around 133 mm (5.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1051321031391419911614514917489133
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Valley Hill

In Valley Hill in December, humidity is 88%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and prompting you to seek warm shelter frequently.

December Average Humidity in Valley Hill

This chart illustrates the average monthly humidity levels in Valley Hill, 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 Valley Hill is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Valley Hill

In Valley Hill 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 Valley Hill for better planning.

Maximum UV Index Levels in Valley Hill for December

The chart shows the monthly maximum UV Index (UVI) for Valley Hill 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 Valley Hill typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109864
Data source: Valley Hill 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 Valley Hill Compares to Other Months

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

This table compares monthly weather conditions in Valley Hill, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)104 mm (4.1 inches)86%moderate
February Weather7°C (45°F)132 mm (5.2 inches)86%high
March Weather10°C (50°F)103 mm (4.0 inches)86%very high
April Weather14°C (57°F)139 mm (5.5 inches)82%very high
May Weather18°C (65°F)141 mm (5.5 inches)85%extreme
June Weather22°C (71°F)99 mm (3.9 inches)85%extreme
July Weather23°C (74°F)115 mm (4.5 inches)83%extreme
August Weather23°C (73°F)145 mm (5.7 inches)76%very high
September Weather21°C (69°F)149 mm (5.9 inches)76%very high
October Weather16°C (61°F)174 mm (6.8 inches)80%very high
November Weather8°C (47°F)89 mm (3.5 inches)88%high
December Weather6°C (43°F)133 mm (5.2 inches)88%moderate

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