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December Weather in Horizon City, United States

Last updated: June 24, 2025

In December, the average temperature in Horizon City, United States hovers around 9°C (48°F), with extremes that can dip as low as -5°C (23°F) or rise to a pleasant 24°C (75°F). Expect 16 mm (0.6 in) of precipitation over about 3 days and enjoy the lush atmosphere brought by an average humidity of 87%.

December Temperature in Horizon City

In December in Horizon City, the average temperature is 9°C (48°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -5°C (23°F). It's advisable to pack layers to stay comfortable during your travels.

December Weather in Horizon City: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Horizon City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horizon City, December typically has an average temperature of 9°C (48°F), with highs reaching up to 24°C (75°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec465160697785858478675748
Data source: Temperature data for Horizon City 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 Horizon City

In Horizon City in December, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

December Precipitation Trends in Horizon City

The chart displays monthly precipitation patterns in Horizon City, 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 Horizon City, December typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1211184217202418181216
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Horizon City

In Horizon City in December humidity is 87%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and requiring extra layers and careful planning for any activities.

December Average Humidity in Horizon City

This chart illustrates the average monthly humidity levels in Horizon City, 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 Horizon City is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%77%65%53%51%51%60%63%74%75%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Horizon City

In Horizon City in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Horizon City.

Maximum UV Index Levels in Horizon City for December

The chart shows the monthly maximum UV Index (UVI) for Horizon City 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 Horizon City typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5810121313131211965
Data source: Horizon City 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 Horizon City Compares to Other Months

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

This table compares monthly weather conditions in Horizon City, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)12 mm (0.5 inches)81%moderate
February Weather11°C (52°F)10 mm (0.4 inches)77%very high
March Weather15°C (60°F)18 mm (0.7 inches)65%very high
April Weather20°C (69°F)4 mm (0.1 inches)53%extreme
May Weather25°C (77°F)2 mm (0.1 inches)51%extreme
June Weather29°C (85°F)17 mm (0.7 inches)51%extreme
July Weather29°C (85°F)20 mm (0.8 inches)60%extreme
August Weather29°C (84°F)24 mm (1.0 inches)63%extreme
September Weather26°C (78°F)18 mm (0.7 inches)74%extreme
October Weather20°C (68°F)18 mm (0.7 inches)75%very high
November Weather14°C (57°F)12 mm (0.5 inches)82%high
December Weather9°C (48°F)16 mm (0.6 inches)87%moderate

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