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December Weather in Spencer, United States

Last updated: June 24, 2025

In Spencer, United States, the average temperature in December hovers around -5°C (24°F), with extremes ranging from a chilling -32°C (-25°F) to a mild 15°C (59°F). This month sees an average precipitation of 53 mm (2.1 in) over approximately 8 days, contributing to a high average humidity of 85%. Prepare for a winter wonderland, as the weather proves to be as dynamic as it is cold!

December Temperature in Spencer

In December in Spencer, the average temperature is -5°C (24°F). Maximums can reach 15°C (59°F), while minimums can drop as low as -32°C (-25°F). It’s essential to pack warm clothing if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Spencer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spencer, December typically has an average temperature of -5°C (24°F), with highs reaching up to 15°C (59°F) and lows dropping to around -32°C (-25°F).
JanFebMarAprMayJunJulAugSepOctNovDec171732425768726861473223
Data source: Temperature data for Spencer 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 Spencer

In Spencer in December, the total precipitation amount is 53 mm (2.1 in) over the course of 8 days.

December Precipitation Trends in Spencer

The chart displays monthly precipitation patterns in Spencer, 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 Spencer, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec34535797121116125140921185253
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Spencer

In Spencer in December humidity is 85%. With an average temperature of -5°C (24°F), this humidity feels like a biting chill that penetrates your clothing, making every step outside feel more daunting and uninviting for traveling.

December Average Humidity in Spencer

This chart illustrates the average monthly humidity levels in Spencer, 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 Spencer 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 Spencer

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

Maximum UV Index Levels in Spencer for December

The chart shows the monthly maximum UV Index (UVI) for Spencer 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 Spencer typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458810997532
Data source: Spencer 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 Spencer Compares to Other Months

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

This table compares monthly weather conditions in Spencer, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)34 mm (1.3 inches)88%low
February Weather-8°C (17°F)53 mm (2.1 inches)89%moderate
March Weather0°C (32°F)57 mm (2.3 inches)86%moderate
April Weather6°C (42°F)97 mm (3.8 inches)85%very high
May Weather14°C (57°F)121 mm (4.8 inches)79%very high
June Weather20°C (68°F)116 mm (4.6 inches)80%very high
July Weather22°C (72°F)125 mm (4.9 inches)80%very high
August Weather20°C (68°F)140 mm (5.5 inches)78%very high
September Weather16°C (62°F)92 mm (3.6 inches)80%high
October Weather8°C (47°F)118 mm (4.6 inches)84%moderate
November Weather0°C (33°F)51 mm (2.0 inches)89%moderate
December Weather-5°C (24°F)53 mm (2.1 inches)85%low

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