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December Weather in Vincennes, United States

Last updated: June 24, 2025

In Vincennes, United States, the average temperature for December hovers around 4°C (39°F). Expect a chilly minimum of -17°C (2°F) and occasionally, a pleasant maximum of 21°C (69°F). During this month, 99 mm (3.9 in) of precipitation can be anticipated over 9 days, along with a notable average humidity of 87%. Prepare for a mix of chilly air and potential moisture!

December Temperature in Vincennes

In December in Vincennes, the average temperature is 4°C (39°F). Maximums can reach 21°C (69°F), while minimums can drop as low as -17°C (2°F). Be prepared for a wide range of temperatures when traveling to Vincennes during this time.

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

The chart illustrates December temperature patterns in Vincennes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vincennes, December typically has an average temperature of 4°C (39°F), with highs reaching up to 21°C (69°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec333746556776797672604439
Data source: Temperature data for Vincennes 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 Vincennes

In Vincennes in December, the precipitation amount is 99 mm (3.9 in) during a span of 9 days.

December Precipitation Trends in Vincennes

The chart displays monthly precipitation patterns in Vincennes, 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 Vincennes, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec931101341201291119391709610299
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vincennes

In Vincennes in December, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

December Average Humidity in Vincennes

This chart illustrates the average monthly humidity levels in Vincennes, 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 Vincennes is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vincennes

In Vincennes 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 Vincennes, you can check the information here.

Maximum UV Index Levels in Vincennes for December

The chart shows the monthly maximum UV Index (UVI) for Vincennes 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 Vincennes typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111099643
Data source: Vincennes 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 Vincennes Compares to Other Months

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

This table compares monthly weather conditions in Vincennes, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)93 mm (3.6 inches)84%moderate
February Weather3°C (37°F)110 mm (4.3 inches)82%moderate
March Weather8°C (47°F)134 mm (5.3 inches)84%high
April Weather13°C (55°F)120 mm (4.7 inches)83%very high
May Weather20°C (68°F)129 mm (5.1 inches)80%very high
June Weather25°C (76°F)111 mm (4.4 inches)83%extreme
July Weather26°C (80°F)93 mm (3.7 inches)82%very high
August Weather25°C (77°F)91 mm (3.6 inches)82%very high
September Weather22°C (72°F)70 mm (2.7 inches)79%very high
October Weather16°C (60°F)96 mm (3.8 inches)79%high
November Weather7°C (44°F)102 mm (4.0 inches)88%moderate
December Weather4°C (39°F)99 mm (3.9 inches)87%moderate

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