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December Weather in Danville, United States

Last updated: June 24, 2025

In December, the average temperature in Danville, United States hovers around 5°C (42°F), offering a cool retreat. Expect a minimum temperature of -12°C (11°F), while the maximum can reach a pleasant 21°C (71°F). With an anticipated precipitation amount of 134 mm (5.3 in) over 10 days, and average humidity climbing to 88%, this month promises to be both refreshing and potentially damp. Plan accordingly!

December Temperature in Danville

In December in Danville, the average temperature is 5°C (42°F). Maximums can reach 21°C (71°F), while minimums can drop as low as -12°C (11°F). Visitors should be prepared for a wide range of temperatures, making it essential to pack layers for their trip.

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

The chart illustrates December temperature patterns in Danville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Danville, December typically has an average temperature of 5°C (42°F), with highs reaching up to 21°C (71°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec374148566774787671614642
Data source: Temperature data for Danville 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 Danville

In Danville in December, the total precipitation amount reaches 134 mm (5.3 in) over a span of 10 days.

December Precipitation Trends in Danville

The chart displays monthly precipitation patterns in Danville, 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 Danville, December typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec991481351451231691039812711189134
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Danville

In Danville in December humidity is 88%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less appealing and leading you to seek warmth indoors instead.

December Average Humidity in Danville

This chart illustrates the average monthly humidity levels in Danville, 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 Danville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Danville

In Danville 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 Danville, you can check the information here.

Maximum UV Index Levels in Danville for December

The chart shows the monthly maximum UV Index (UVI) for Danville 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 Danville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109753
Data source: Danville 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 Danville Compares to Other Months

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

This table compares monthly weather conditions in Danville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)99 mm (3.9 inches)88%moderate
February Weather5°C (42°F)148 mm (5.8 inches)88%high
March Weather9°C (49°F)135 mm (5.3 inches)87%high
April Weather13°C (56°F)145 mm (5.7 inches)84%very high
May Weather20°C (68°F)123 mm (4.8 inches)84%very high
June Weather23°C (74°F)169 mm (6.7 inches)83%extreme
July Weather26°C (78°F)103 mm (4.1 inches)79%extreme
August Weather25°C (77°F)98 mm (3.9 inches)66%very high
September Weather22°C (72°F)127 mm (5.0 inches)67%very high
October Weather16°C (61°F)111 mm (4.4 inches)76%high
November Weather8°C (46°F)89 mm (3.5 inches)89%moderate
December Weather5°C (42°F)134 mm (5.3 inches)88%moderate

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