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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 9°C (48°F). Expect a chilly minimum of -6°C (21°F) and a pleasant maximum of 23°C (73°F) throughout the month. Prepare for some wet days, as precipitation totals 152 mm (6.0 in) across 12 days, coupled with a high average humidity of 88%.

December Temperature in Danville

In December in Danville, the average temperature is 9°C (48°F). The maximum can reach 23°C (73°F), while the minimum can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures during your visit!

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 9°C (48°F), with highs reaching up to 23°C (73°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec444956627277808075665148
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 is 152 mm (6.0 in), which falls over the course of 12 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 152 mm (6.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec11018117814610814710511211112274152
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 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.

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.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Danville for better planning.

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 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109754
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 Weather7°C (44°F)110 mm (4.3 inches)87%moderate
February Weather10°C (50°F)181 mm (7.1 inches)87%high
March Weather13°C (56°F)178 mm (7.0 inches)85%very high
April Weather17°C (62°F)146 mm (5.8 inches)82%very high
May Weather22°C (72°F)108 mm (4.2 inches)83%extreme
June Weather25°C (77°F)147 mm (5.8 inches)82%extreme
July Weather27°C (81°F)105 mm (4.1 inches)78%extreme
August Weather26°C (80°F)112 mm (4.4 inches)67%very high
September Weather24°C (76°F)111 mm (4.4 inches)64%very high
October Weather19°C (66°F)122 mm (4.8 inches)74%high
November Weather11°C (51°F)74 mm (2.9 inches)87%moderate
December Weather9°C (48°F)152 mm (6.0 inches)88%moderate

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