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December Weather in Downs, United States

Last updated: June 24, 2025

In December, the average temperature in Downs, United States hovers around 1°C (35°F). You can expect temperatures to dip as low as -21°C (-6°F) and peak at 19°C (66°F). During this month, precipitation averages 54 mm (2.1 in) over approximately 7 days, while the average humidity rests at a brisk 84%.

December Temperature in Downs

In December in Downs, the average temperature is 1°C (35°F), with maximums reaching 19°C (66°F) and minimums dropping as low as -21°C (-6°F). This varied climate means you should pack for both warm and chilly conditions when traveling to Downs during this time.

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

The chart illustrates December temperature patterns in Downs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Downs, December typically has an average temperature of 1°C (35°F), with highs reaching up to 19°C (66°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec273042516474777470564035
Data source: Temperature data for Downs 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 Downs

In Downs in December, the precipitation amount is 54 mm (2.1 in) over a duration of 7 days.

December Precipitation Trends in Downs

The chart displays monthly precipitation patterns in Downs, 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 Downs, December typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec65701141161551139699631246354
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Downs

In Downs in December humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.

December Average Humidity in Downs

This chart illustrates the average monthly humidity levels in Downs, 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 Downs is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Downs

In Downs in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Downs, you can visit Hourly UV Index in Downs.

Maximum UV Index Levels in Downs for December

The chart shows the monthly maximum UV Index (UVI) for Downs 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 Downs typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec366910111098642
Data source: Downs 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 Downs Compares to Other Months

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

This table compares monthly weather conditions in Downs, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)65 mm (2.6 inches)82%moderate
February Weather-1°C (30°F)70 mm (2.8 inches)83%high
March Weather5°C (42°F)113 mm (4.5 inches)84%high
April Weather11°C (51°F)116 mm (4.6 inches)85%very high
May Weather18°C (64°F)155 mm (6.1 inches)79%very high
June Weather23°C (74°F)112 mm (4.4 inches)82%extreme
July Weather25°C (77°F)95 mm (3.8 inches)80%very high
August Weather23°C (74°F)99 mm (3.9 inches)81%very high
September Weather21°C (70°F)63 mm (2.5 inches)80%very high
October Weather13°C (57°F)123 mm (4.9 inches)82%high
November Weather5°C (41°F)63 mm (2.5 inches)88%moderate
December Weather1°C (35°F)54 mm (2.1 inches)84%low

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