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December Weather in Mountainburg, United States

Last updated: June 24, 2025

In December, the average temperature in Mountainburg, United States hovers around 6°C (44°F). Temperature variations can be quite notable, with a minimum of -9°C (16°F) and a maximum reaching up to 23°C (74°F). Expect about 92 mm (3.6 in) of precipitation over approximately 8 days, contributing to a high average humidity of 87%.

December Temperature in Mountainburg

In December in Mountainburg, the average temperature is 6°C (44°F). Maximum temperatures can reach 23°C (74°F), while minimums can drop as low as -9°C (16°F). Be prepared for a mix of mild days and chilly nights when traveling during this month.

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

The chart illustrates December temperature patterns in Mountainburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mountainburg, December typically has an average temperature of 6°C (44°F), with highs reaching up to 23°C (74°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec384152576776797773614844
Data source: Temperature data for Mountainburg 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 Mountainburg

In Mountainburg in December, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

December Precipitation Trends in Mountainburg

The chart displays monthly precipitation patterns in Mountainburg, 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 Mountainburg, December typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec94123154171210103111144781638992
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mountainburg

In Mountainburg in December humidity is 87%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable without proper layers and preparation.

December Average Humidity in Mountainburg

This chart illustrates the average monthly humidity levels in Mountainburg, 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 Mountainburg is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mountainburg

In Mountainburg 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 Mountainburg for better planning.

Maximum UV Index Levels in Mountainburg for December

The chart shows the monthly maximum UV Index (UVI) for Mountainburg 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 Mountainburg typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111111109754
Data source: Mountainburg 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 Mountainburg Compares to Other Months

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

This table compares monthly weather conditions in Mountainburg, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)94 mm (3.7 inches)82%moderate
February Weather5°C (42°F)123 mm (4.9 inches)79%high
March Weather11°C (52°F)153 mm (6.0 inches)77%high
April Weather14°C (58°F)171 mm (6.7 inches)78%very high
May Weather20°C (67°F)210 mm (8.3 inches)82%extreme
June Weather24°C (76°F)103 mm (4.0 inches)81%extreme
July Weather26°C (79°F)111 mm (4.4 inches)75%extreme
August Weather25°C (77°F)143 mm (5.6 inches)61%very high
September Weather23°C (74°F)78 mm (3.1 inches)59%very high
October Weather16°C (61°F)163 mm (6.4 inches)69%high
November Weather9°C (49°F)89 mm (3.5 inches)82%moderate
December Weather6°C (44°F)92 mm (3.6 inches)87%moderate

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