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December Weather in Mendenhall, United States

Last updated: June 24, 2025

In December, the average temperature in Mendenhall, United States hovers around 11°C (52°F). Expect a minimum chill of -6°C (22°F) and a maximum warmth of 27°C (81°F). During this month, you can anticipate 127 mm (5.0 in) of precipitation spread over 12 days, while maintaining a high average humidity level of 87%.

December Temperature in Mendenhall

In December in Mendenhall, the average temperature is 11°C (52°F). Maximum temperatures can reach 27°C (81°F), while minimums can dip as low as -6°C (22°F). Travelers should be prepared for a wide range of weather conditions during this time.

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

The chart illustrates December temperature patterns in Mendenhall, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mendenhall, December typically has an average temperature of 11°C (52°F), with highs reaching up to 27°C (81°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec495461657479818178695652
Data source: Temperature data for Mendenhall 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 Mendenhall

In Mendenhall in December, the precipitation amount is 127 mm (5.0 in) occurring over the course of 12 days.

December Precipitation Trends in Mendenhall

The chart displays monthly precipitation patterns in Mendenhall, 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 Mendenhall, December typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec111138130155144167119145979674127
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mendenhall

In Mendenhall in December, humidity is 87%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make your clothes cling uncomfortably, leaving you feeling slightly weighed down while exploring the area.

December Average Humidity in Mendenhall

This chart illustrates the average monthly humidity levels in Mendenhall, 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 Mendenhall is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mendenhall

In Mendenhall 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 Mendenhall for better planning.

Maximum UV Index Levels in Mendenhall for December

The chart shows the monthly maximum UV Index (UVI) for Mendenhall 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 Mendenhall typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111112111110864
Data source: Mendenhall 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 Mendenhall Compares to Other Months

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

This table compares monthly weather conditions in Mendenhall, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)111 mm (4.4 inches)82%moderate
February Weather12°C (55°F)138 mm (5.4 inches)80%high
March Weather16°C (61°F)130 mm (5.1 inches)80%very high
April Weather18°C (65°F)155 mm (6.1 inches)78%extreme
May Weather23°C (74°F)144 mm (5.7 inches)73%extreme
June Weather26°C (79°F)167 mm (6.6 inches)71%extreme
July Weather27°C (81°F)119 mm (4.7 inches)79%extreme
August Weather27°C (81°F)145 mm (5.7 inches)78%extreme
September Weather26°C (78°F)97 mm (3.8 inches)80%very high
October Weather21°C (70°F)96 mm (3.8 inches)76%very high
November Weather13°C (56°F)74 mm (2.9 inches)83%high
December Weather11°C (52°F)127 mm (5.0 inches)87%moderate

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