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December Weather in Avon, United States

Last updated: June 24, 2025

In December, the average temperature in Avon, United States hovers around 12°C (55°F). Temperatures can vary significantly, with a minimum of -4°C (25°F) and a maximum reaching 27°C (81°F). Expect about 135 mm (5.3 in) of precipitation spread over 11 days, and be prepared for the high average humidity of 86%.

December Temperature in Avon

In December in Avon, the average temperature is 12°C (55°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as -4°C (25°F). Be prepared for a wide range of weather conditions if you plan to travel here during this time.

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

The chart illustrates December temperature patterns in Avon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avon, December typically has an average temperature of 12°C (55°F), with highs reaching up to 27°C (81°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec525862677579818179725954
Data source: Temperature data for Avon 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 Avon

In Avon in December, the precipitation amount is 135 mm (5.3 in) over the course of 11 days.

December Precipitation Trends in Avon

The chart displays monthly precipitation patterns in Avon, 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 Avon, December typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec94113821111031151161441118547135
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Avon

In Avon in December humidity is 86%. With an average temperature of 12°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while traveling.

December Average Humidity in Avon

This chart illustrates the average monthly humidity levels in Avon, 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 Avon is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Avon

In Avon 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 Avon for better planning.

Maximum UV Index Levels in Avon for December

The chart shows the monthly maximum UV Index (UVI) for Avon 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 Avon typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Avon 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 Avon Compares to Other Months

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

This table compares monthly weather conditions in Avon, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)94 mm (3.7 inches)83%moderate
February Weather14°C (58°F)113 mm (4.5 inches)82%very high
March Weather17°C (62°F)82 mm (3.2 inches)79%very high
April Weather19°C (67°F)111 mm (4.4 inches)77%extreme
May Weather24°C (75°F)103 mm (4.1 inches)74%extreme
June Weather26°C (80°F)115 mm (4.5 inches)70%extreme
July Weather27°C (82°F)116 mm (4.6 inches)78%extreme
August Weather27°C (82°F)144 mm (5.7 inches)78%extreme
September Weather26°C (79°F)111 mm (4.4 inches)79%very high
October Weather22°C (72°F)85 mm (3.3 inches)74%very high
November Weather15°C (59°F)47 mm (1.8 inches)83%high
December Weather12°C (55°F)135 mm (5.3 inches)86%moderate

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