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December Weather in Spooner, United States

Last updated: June 24, 2025

In December, the average temperature in Spooner, United States hovers around -6°C (22°F), with extremes that can plunge to a frigid -30°C (-23°F) or rise to a mild 14°C (58°F). Expect a total precipitation of 59 mm (2.3 in) spread across 8 days, accompanied by a high average humidity of 85%. Stay prepared for a chilly and damp month!

December Temperature in Spooner

In December in Spooner, the average temperature is -6°C (22°F). Maximums can reach 14°C (58°F), while minimums can drop as low as -30°C (-23°F). Travelers should be prepared for a wide range of temperatures and possible cold weather conditions.

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

The chart illustrates December temperature patterns in Spooner, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spooner, December typically has an average temperature of -6°C (22°F), with highs reaching up to 14°C (58°F) and lows dropping to around -30°C (-23°F).
JanFebMarAprMayJunJulAugSepOctNovDec141531415768726862463121
Data source: Temperature data for Spooner 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 Spooner

In Spooner in December, the total precipitation amount is 59 mm (2.3 in) spread over 8 days.

December Precipitation Trends in Spooner

The chart displays monthly precipitation patterns in Spooner, 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 Spooner, December typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec253750941139510412098974359
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Spooner

In Spooner in December humidity is 85%. With an average temperature of -6°C (22°F), this humidity feels like an icy mist clinging to your skin, making outdoor activities uncomfortably chilly and causing your breath to cloud in the cold air, leaving you yearning for warmth and cozy indoor retreats while traveling.

December Average Humidity in Spooner

This chart illustrates the average monthly humidity levels in Spooner, 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 Spooner is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Spooner

In Spooner 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 Spooner, you can visit Hourly UV Index in Spooner.

Maximum UV Index Levels in Spooner for December

The chart shows the monthly maximum UV Index (UVI) for Spooner 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 Spooner typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Spooner 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 Spooner Compares to Other Months

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

This table compares monthly weather conditions in Spooner, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (15°F)25 mm (1.0 inches)88%low
February Weather-9°C (15°F)37 mm (1.5 inches)89%moderate
March Weather-1°C (31°F)50 mm (2.0 inches)86%moderate
April Weather5°C (42°F)94 mm (3.7 inches)85%high
May Weather14°C (57°F)113 mm (4.5 inches)79%very high
June Weather20°C (68°F)95 mm (3.7 inches)80%very high
July Weather22°C (72°F)104 mm (4.1 inches)80%very high
August Weather20°C (69°F)120 mm (4.7 inches)78%very high
September Weather16°C (62°F)98 mm (3.9 inches)80%high
October Weather8°C (47°F)97 mm (3.8 inches)84%moderate
November Weather0°C (31°F)43 mm (1.7 inches)89%moderate
December Weather-6°C (22°F)59 mm (2.3 inches)85%low

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