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December Weather in Glenwood, United States

Last updated: June 24, 2025

In Glenwood, United States, the average temperature in December hovers around -7°C (21°F), with extremes ranging from a chilling -28°C (-19°F) to a relatively mild 10°C (51°F). During this time, expect 41 mm (1.6 in) of precipitation spread over 7 days, accompanied by an average humidity of 84%, making for a crisp and damp atmosphere.

December Temperature in Glenwood

In December in Glenwood, the average temperature is -7°C (21°F). Maximum temperatures can reach 10°C (51°F), while minimums can plunge as low as -28°C (-19°F). Be prepared for a chilly adventure with a wide range of temperatures!

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

The chart illustrates December temperature patterns in Glenwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glenwood, December typically has an average temperature of -7°C (21°F), with highs reaching up to 10°C (51°F) and lows dropping to around -28°C (-19°F).
JanFebMarAprMayJunJulAugSepOctNovDec121229405770736962453020
Data source: Temperature data for Glenwood 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 Glenwood

In Glenwood in December, the precipitation amount is 41 mm (1.6 in) spread over a duration of 7 days.

December Precipitation Trends in Glenwood

The chart displays monthly precipitation patterns in Glenwood, 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 Glenwood, December typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec19193968858511712293882641
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Glenwood

In Glenwood in December, humidity is 84%. With an average temperature of -7°C (21°F), this humidity feels like a frigid embrace, making travel uncomfortable and causing the cold to seep into your bones as it combines with the moisture in the air.

December Average Humidity in Glenwood

This chart illustrates the average monthly humidity levels in Glenwood, 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 Glenwood is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Glenwood

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

Maximum UV Index Levels in Glenwood for December

The chart shows the monthly maximum UV Index (UVI) for Glenwood 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 Glenwood typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: Glenwood 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 Glenwood Compares to Other Months

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

This table compares monthly weather conditions in Glenwood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)19 mm (0.7 inches)85%moderate
February Weather-11°C (13°F)19 mm (0.8 inches)89%moderate
March Weather-1°C (30°F)39 mm (1.5 inches)81%high
April Weather4°C (40°F)68 mm (2.7 inches)82%high
May Weather14°C (57°F)85 mm (3.4 inches)76%very high
June Weather21°C (70°F)85 mm (3.3 inches)81%very high
July Weather23°C (73°F)117 mm (4.6 inches)82%very high
August Weather20°C (69°F)122 mm (4.8 inches)83%very high
September Weather16°C (62°F)93 mm (3.6 inches)82%high
October Weather7°C (46°F)88 mm (3.5 inches)82%moderate
November Weather-1°C (31°F)26 mm (1.0 inches)87%moderate
December Weather-7°C (21°F)41 mm (1.6 inches)84%low

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