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December Weather in McConnelsville, United States

Last updated: June 24, 2025

In December, the average temperature in McConnelsville, United States hovers around 3°C (38°F). Expect chilly dips, with minimums plummeting to -15°C (6°F), while daytime highs can reach up to 18°C (65°F). With an average precipitation of 113 mm (4.4 in) spread over 12 days, and a notable humidity level of 86%, prepare for a cool and damp month ahead!

December Temperature in McConnelsville

In December in McConnelsville, the average temperature is 3°C (38°F). Maximums can reach 18°C (65°F), while minimums can drop as low as -15°C (6°F). Be prepared for a wide range of temperatures when traveling during this month.

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

The chart illustrates December temperature patterns in McConnelsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McConnelsville, December typically has an average temperature of 3°C (38°F), with highs reaching up to 18°C (65°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec323643536471767369584337
Data source: Temperature data for McConnelsville 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 McConnelsville

In McConnelsville in December, the precipitation amount is 113 mm (4.4 in) spread over 12 days.

December Precipitation Trends in McConnelsville

The chart displays monthly precipitation patterns in McConnelsville, 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 McConnelsville, December typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8912011914014417213011110910992113
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in McConnelsville

In McConnelsville in December humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

December Average Humidity in McConnelsville

This chart illustrates the average monthly humidity levels in McConnelsville, 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 McConnelsville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in McConnelsville

In McConnelsville 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 McConnelsville, you can check the information here.

Maximum UV Index Levels in McConnelsville for December

The chart shows the monthly maximum UV Index (UVI) for McConnelsville 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 McConnelsville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: McConnelsville 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 McConnelsville Compares to Other Months

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

This table compares monthly weather conditions in McConnelsville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)89 mm (3.5 inches)88%moderate
February Weather2°C (36°F)120 mm (4.7 inches)88%moderate
March Weather6°C (44°F)119 mm (4.7 inches)88%high
April Weather12°C (53°F)140 mm (5.5 inches)86%very high
May Weather18°C (64°F)144 mm (5.7 inches)82%very high
June Weather22°C (71°F)172 mm (6.8 inches)84%very high
July Weather24°C (76°F)130 mm (5.1 inches)82%very high
August Weather23°C (74°F)111 mm (4.4 inches)73%very high
September Weather20°C (69°F)109 mm (4.3 inches)73%very high
October Weather15°C (58°F)109 mm (4.3 inches)81%high
November Weather6°C (43°F)92 mm (3.6 inches)89%moderate
December Weather3°C (38°F)113 mm (4.4 inches)86%moderate

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