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December Weather in Avoca, United States

Last updated: June 24, 2025

In December, the average temperature in Avoca, United States hovers around 4°C (39°F), with extremes reaching a chilling -17°C (2°F) at night and a pleasant 20°C (69°F) during the day. Expect around 100 mm (3.9 in) of precipitation spread across 10 days, while the air remains quite humid with an average humidity of 87%. Be prepared for a mix of cool and wet weather as you explore this unique location!

December Temperature in Avoca

In December in Avoca, the average temperature is 4°C (39°F). Maximums can reach 20°C (69°F) and minimums can be as low as -17°C (2°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack layers for both warm and cold conditions.

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

The chart illustrates December temperature patterns in Avoca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avoca, December typically has an average temperature of 4°C (39°F), with highs reaching up to 20°C (69°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec333645546674787571594338
Data source: Temperature data for Avoca 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 Avoca

In Avoca in December, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

December Precipitation Trends in Avoca

The chart displays monthly precipitation patterns in Avoca, 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 Avoca, December typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8611313911813512410010273102102100
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Avoca

In Avoca 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 Avoca

This chart illustrates the average monthly humidity levels in Avoca, 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 Avoca is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Avoca

In Avoca 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 Avoca, you can check the information here.

Maximum UV Index Levels in Avoca for December

The chart shows the monthly maximum UV Index (UVI) for Avoca 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 Avoca typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Avoca 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 Avoca Compares to Other Months

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

This table compares monthly weather conditions in Avoca, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)86 mm (3.4 inches)87%moderate
February Weather2°C (36°F)113 mm (4.4 inches)85%moderate
March Weather7°C (45°F)139 mm (5.5 inches)86%high
April Weather12°C (54°F)118 mm (4.7 inches)84%very high
May Weather19°C (66°F)135 mm (5.3 inches)79%very high
June Weather23°C (74°F)124 mm (4.9 inches)82%extreme
July Weather25°C (78°F)99 mm (3.9 inches)79%very high
August Weather24°C (76°F)102 mm (4.0 inches)70%very high
September Weather22°C (71°F)73 mm (2.9 inches)69%very high
October Weather15°C (59°F)102 mm (4.0 inches)76%high
November Weather6°C (43°F)102 mm (4.0 inches)88%moderate
December Weather4°C (39°F)100 mm (3.9 inches)87%moderate

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