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December Weather in Glenwood, United States

Last updated: June 24, 2025

In December, the average temperature in Glenwood, United States hovers around 12°C (53°F). Expect a chilly minimum of -5°C (24°F) and a comfortable maximum of 26°C (80°F). During this time, the region receives about 126 mm (4.9 in) of precipitation over approximately 10 days, contributing to a high average humidity level of 89%.

December Temperature in Glenwood

In December in Glenwood, the average temperature is 12°C (53°F). Maximums can reach 26°C (80°F), while minimums can drop as low as -5°C (24°F). Be prepared for a wide range of temperatures during your travels.

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 12°C (53°F), with highs reaching up to 26°C (80°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec515761677580838279715853
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 126 mm (4.9 in) distributed over a span of 10 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 126 mm (4.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec871077779811091201171028956126
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 89%. With an average temperature of 12°C (53°F), this humidity feels like a chilly dampness that clings to your skin and can make outdoor activities quite uncomfortable for traveling.

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 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%81%81%81%83%81%82%78%86%89%
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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Glenwood for better planning.

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 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479101111111110864
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 Weather11°C (51°F)87 mm (3.4 inches)86%moderate
February Weather14°C (57°F)107 mm (4.2 inches)84%high
March Weather16°C (61°F)77 mm (3.0 inches)83%very high
April Weather20°C (67°F)79 mm (3.1 inches)81%very high
May Weather24°C (76°F)81 mm (3.2 inches)81%extreme
June Weather27°C (80°F)109 mm (4.3 inches)81%extreme
July Weather28°C (83°F)120 mm (4.7 inches)83%extreme
August Weather28°C (83°F)117 mm (4.6 inches)81%extreme
September Weather26°C (80°F)102 mm (4.0 inches)82%very high
October Weather22°C (72°F)89 mm (3.5 inches)78%very high
November Weather14°C (58°F)56 mm (2.2 inches)86%high
December Weather12°C (53°F)126 mm (4.9 inches)89%moderate

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