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December Weather in Arthur, United States

Last updated: June 24, 2025

In December, the average temperature in Arthur, United States hovers around 0°C (31°F). Temperature extremes can be quite striking, with a minimum of -24°C (-11°F) and a maximum of 23°C (73°F). During this time, expect about 20 mm (0.8 in) of precipitation spread over 4 days, accompanied by an average humidity level of 78%.

December Temperature in Arthur

In December in Arthur, the average temperature is 0°C (31°F), with the maximum potentially reaching 23°C (73°F) and the minimum dropping as low as -24°C (-11°F). It's advisable to pack layers to be prepared for a wide range of temperatures while exploring.

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

The chart illustrates December temperature patterns in Arthur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arthur, December typically has an average temperature of 0°C (31°F), with highs reaching up to 23°C (73°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec282639465671757266473931
Data source: Temperature data for Arthur 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 Arthur

In Arthur in December, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

December Precipitation Trends in Arthur

The chart displays monthly precipitation patterns in Arthur, 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 Arthur, December typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec1319635213359624640382121
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arthur

In Arthur in December, humidity is 78%. With an average temperature of 0°C (31°F), this humidity feels like a heavy blanket wrapped around you, making every step feel more labored, and the cold air bites at your skin, creating a sharp contrast that can make traveling uncomfortable and challenging.

December Average Humidity in Arthur

This chart illustrates the average monthly humidity levels in Arthur, 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 Arthur is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%80%64%64%76%79%77%79%70%64%75%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Arthur

In Arthur 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 Arthur, you can check the information here.

Maximum UV Index Levels in Arthur for December

The chart shows the monthly maximum UV Index (UVI) for Arthur 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 Arthur typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Arthur 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 Arthur Compares to Other Months

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

This table compares monthly weather conditions in Arthur, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)13 mm (0.5 inches)73%moderate
February Weather-3°C (26°F)19 mm (0.7 inches)80%moderate
March Weather4°C (39°F)63 mm (2.5 inches)64%high
April Weather8°C (46°F)52 mm (2.1 inches)64%very high
May Weather14°C (57°F)133 mm (5.2 inches)76%very high
June Weather21°C (71°F)59 mm (2.3 inches)79%extreme
July Weather24°C (75°F)62 mm (2.4 inches)77%extreme
August Weather22°C (72°F)46 mm (1.8 inches)79%very high
September Weather19°C (66°F)40 mm (1.6 inches)70%very high
October Weather9°C (48°F)38 mm (1.5 inches)64%high
November Weather4°C (39°F)21 mm (0.8 inches)75%moderate
December Weather0°C (31°F)20 mm (0.8 inches)78%moderate

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