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December Weather in Champlain, United States

Last updated: June 24, 2025

In December, the average temperature in Champlain, United States hovers around -3°C (26°F), with potential extremes ranging from a chilly -26°C (-15°F) to a milder 14°C (57°F). Expect about 77 mm (3.0 in) of precipitation spread over 12 days, contributing to a high average humidity of 89%. Prepare accordingly for the brisk and damp conditions!

December Temperature in Champlain

In December in Champlain, the average temperature is -3°C (26°F). Maximum temperatures can reach 14°C (57°F), while minimums can drop as low as -26°C (-15°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates December temperature patterns in Champlain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Champlain, December typically has an average temperature of -3°C (26°F), with highs reaching up to 14°C (57°F) and lows dropping to around -26°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec202230435766727062503626
Data source: Temperature data for Champlain 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 Champlain

In Champlain in December, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

December Precipitation Trends in Champlain

The chart displays monthly precipitation patterns in Champlain, 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 Champlain, December typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec787779112931151251187414010877
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Champlain

In Champlain in December, humidity is 89%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring layered clothing to stay warm as you explore.

December Average Humidity in Champlain

This chart illustrates the average monthly humidity levels in Champlain, 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 Champlain is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Champlain

In Champlain 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 Champlain, you can visit Hourly UV Index in Champlain.

Maximum UV Index Levels in Champlain for December

The chart shows the monthly maximum UV Index (UVI) for Champlain 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 Champlain typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Champlain 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 Champlain Compares to Other Months

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

This table compares monthly weather conditions in Champlain, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)78 mm (3.1 inches)93%low
February Weather-6°C (22°F)77 mm (3.0 inches)92%moderate
March Weather-1°C (30°F)79 mm (3.1 inches)86%moderate
April Weather6°C (43°F)111 mm (4.4 inches)85%high
May Weather14°C (57°F)93 mm (3.7 inches)80%very high
June Weather19°C (66°F)115 mm (4.5 inches)74%very high
July Weather22°C (72°F)125 mm (4.9 inches)76%very high
August Weather21°C (70°F)118 mm (4.6 inches)75%very high
September Weather16°C (62°F)74 mm (2.9 inches)78%high
October Weather10°C (51°F)139 mm (5.5 inches)86%moderate
November Weather2°C (36°F)108 mm (4.2 inches)88%moderate
December Weather-3°C (26°F)77 mm (3.0 inches)89%low

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