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December Weather in Campbellsport, United States

Last updated: June 24, 2025

In December, the average temperature in Campbellsport, United States hovers around -2°C (29°F). While the mercury can dip as low as -24°C (-11°F), it can also climb to a maximum of 18°C (66°F). Expect 46 mm (1.8 in) of precipitation spread over about 6 days, and be prepared for a high average humidity of 81%.

December Temperature in Campbellsport

In December in Campbellsport, the average temperature is -2°C (29°F). Maximums can reach 18°C (66°F) and minimums can be as low as -24°C (-11°F). Travelers should be prepared for a wide range of temperatures and dress accordingly, as conditions can vary significantly.

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

The chart illustrates December temperature patterns in Campbellsport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Campbellsport, December typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (66°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec212335445768737064513629
Data source: Temperature data for Campbellsport 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 Campbellsport

In Campbellsport in December, the precipitation amount is 46 mm (1.8 in) over a span of 6 days.

December Precipitation Trends in Campbellsport

The chart displays monthly precipitation patterns in Campbellsport, 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 Campbellsport, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec50495810712010710491891114446
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Campbellsport

In Campbellsport in December humidity is 81%. With an average temperature of -2°C (29°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay warm while traveling.

December Average Humidity in Campbellsport

This chart illustrates the average monthly humidity levels in Campbellsport, 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 Campbellsport is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Campbellsport

In Campbellsport in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Campbellsport, you can visit Hourly UV Index in Campbellsport.

Maximum UV Index Levels in Campbellsport for December

The chart shows the monthly maximum UV Index (UVI) for Campbellsport 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 Campbellsport typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Campbellsport 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 Campbellsport Compares to Other Months

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

This table compares monthly weather conditions in Campbellsport, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)50 mm (2.0 inches)85%low
February Weather-5°C (23°F)48 mm (1.9 inches)85%moderate
March Weather2°C (35°F)58 mm (2.3 inches)85%moderate
April Weather7°C (45°F)107 mm (4.2 inches)85%very high
May Weather14°C (58°F)120 mm (4.7 inches)78%very high
June Weather20°C (69°F)107 mm (4.2 inches)80%very high
July Weather23°C (73°F)104 mm (4.1 inches)78%very high
August Weather21°C (71°F)91 mm (3.6 inches)76%very high
September Weather18°C (64°F)89 mm (3.5 inches)79%high
October Weather10°C (51°F)111 mm (4.4 inches)83%moderate
November Weather2°C (36°F)44 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)46 mm (1.8 inches)81%low

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