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December Weather in Mayville, United States

Last updated: June 24, 2025

In Mayville, United States, the average temperature in December hovers around -2°C (29°F). Expect minimums plummeting to -24°C (-11°F) and occasional spikes up to a maximum of 18°C (65°F). During this month, precipitation averages 45 mm (1.8 in) spread over about 7 days, with an average humidity of 81%. Stay warm and prepared for the varied weather!

December Temperature in Mayville

In December in Mayville, the average temperature is -2°C (29°F), with maximums reaching 18°C (65°F) and minimums dropping as low as -24°C (-11°F). Travelers should prepare for a wide range of temperatures and pack accordingly to ensure comfort during their visit.

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

The chart illustrates December temperature patterns in Mayville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mayville, December typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (65°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec212234445869737064503628
Data source: Temperature data for Mayville 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 Mayville

In Mayville in December, the precipitation amount is 45 mm (1.8 in) spread over a duration of 7 days.

December Precipitation Trends in Mayville

The chart displays monthly precipitation patterns in Mayville, 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 Mayville, December typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec50495610511910710194891124445
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mayville

In Mayville in December humidity is 81%. With an average temperature of -2°C (29°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay warm while traveling.

December Average Humidity in Mayville

This chart illustrates the average monthly humidity levels in Mayville, 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 Mayville is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mayville

In Mayville in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Mayville, you can visit Hourly UV Index in Mayville.

Maximum UV Index Levels in Mayville for December

The chart shows the monthly maximum UV Index (UVI) for Mayville 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 Mayville typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Mayville 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 Mayville Compares to Other Months

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

This table compares monthly weather conditions in Mayville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)50 mm (2.0 inches)85%low
February Weather-6°C (22°F)49 mm (1.9 inches)85%moderate
March Weather1°C (35°F)56 mm (2.2 inches)85%moderate
April Weather7°C (45°F)105 mm (4.1 inches)85%very high
May Weather14°C (58°F)119 mm (4.7 inches)78%very high
June Weather20°C (69°F)107 mm (4.2 inches)80%very high
July Weather23°C (73°F)101 mm (4.0 inches)78%very high
August Weather21°C (70°F)94 mm (3.7 inches)76%very high
September Weather18°C (64°F)89 mm (3.5 inches)79%high
October Weather10°C (51°F)112 mm (4.4 inches)83%moderate
November Weather2°C (36°F)44 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)45 mm (1.8 inches)81%low

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