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December Weather in Maryland Junction, United States

Last updated: June 24, 2025

In December, the average temperature in Maryland Junction, United States hovers around 2°C (36°F). While the temperature can dip to a chilling -15°C (5°F), it may also reach a comfortable 21°C (69°F) on warmer days. Expect around 97 mm (3.8 in) of precipitation over 10 days, contributing to an average humidity level of 85%, creating a unique climate throughout the month.

December Temperature in Maryland Junction

In December in Maryland Junction, the average temperature is 2°C (36°F), with maximums reaching 21°C (69°F) and minimums dropping as low as -15°C (5°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

December Weather in Maryland Junction: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Maryland Junction, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maryland Junction, December typically has an average temperature of 2°C (36°F), with highs reaching up to 21°C (69°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec313541516169757367564136
Data source: Temperature data for Maryland Junction 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 Maryland Junction

In Maryland Junction in December, the total precipitation amount is 97 mm (3.8 in) over a span of 10 days.

December Precipitation Trends in Maryland Junction

The chart displays monthly precipitation patterns in Maryland Junction, 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 Maryland Junction, December typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec701048711112611483991331126397
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Maryland Junction

In Maryland Junction in December, humidity is 85%. With an average temperature of 2°C (36°F), this humidity feels like an icy blanket clinging to your skin, making travel challenging as the cold dampness seeps into your bones and fogs your breath.

December Average Humidity in Maryland Junction

This chart illustrates the average monthly humidity levels in Maryland Junction, 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 Maryland Junction is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Maryland Junction

In Maryland Junction in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Maryland Junction, you can check the information here.

Maximum UV Index Levels in Maryland Junction for December

The chart shows the monthly maximum UV Index (UVI) for Maryland Junction 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 Maryland Junction typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101010108753
Data source: Maryland Junction 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 Maryland Junction Compares to Other Months

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

This table compares monthly weather conditions in Maryland Junction, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)70 mm (2.7 inches)86%moderate
February Weather2°C (35°F)104 mm (4.1 inches)86%moderate
March Weather5°C (41°F)87 mm (3.4 inches)86%high
April Weather11°C (51°F)111 mm (4.4 inches)84%very high
May Weather16°C (62°F)126 mm (5.0 inches)78%very high
June Weather21°C (70°F)114 mm (4.5 inches)79%very high
July Weather24°C (75°F)83 mm (3.3 inches)70%very high
August Weather23°C (73°F)99 mm (3.9 inches)59%very high
September Weather19°C (67°F)133 mm (5.2 inches)68%very high
October Weather13°C (57°F)112 mm (4.4 inches)80%high
November Weather5°C (42°F)63 mm (2.5 inches)86%moderate
December Weather2°C (36°F)97 mm (3.8 inches)85%moderate

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