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December Weather in Millport, United States

Last updated: June 24, 2025

In December, the average temperature in Millport, United States hovers around 10°C (50°F). Expect the minimum to dip to a brisk -5°C (23°F), while the mercury can rise to a comfortable 25°C (77°F). With approximately 144 mm (5.7 in) of precipitation spread over 12 days, and an average humidity of 88%, it's a season to dress for both warmth and moisture.

December Temperature in Millport

In December in Millport, the average temperature is 10°C (50°F). The maximum can reach 25°C (77°F) and the minimum can be as low as -5°C (23°F). This makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates December temperature patterns in Millport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Millport, December typically has an average temperature of 10°C (50°F), with highs reaching up to 25°C (77°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec475259637378818177675350
Data source: Temperature data for Millport 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 Millport

In Millport in December, the precipitation amount is 144 mm (5.7 in) over the course of 12 days.

December Precipitation Trends in Millport

The chart displays monthly precipitation patterns in Millport, 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 Millport, December typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec120180170161125157961339410572144
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Millport

In Millport in December, humidity is 88%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and encouraging travelers to seek cozy indoor activities instead.

December Average Humidity in Millport

This chart illustrates the average monthly humidity levels in Millport, 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 Millport is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%82%79%82%77%74%73%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Millport

In Millport 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 Millport for better planning.

Maximum UV Index Levels in Millport for December

The chart shows the monthly maximum UV Index (UVI) for Millport 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 Millport typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119764
Data source: Millport 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 Millport Compares to Other Months

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

This table compares monthly weather conditions in Millport, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)120 mm (4.7 inches)85%moderate
February Weather11°C (52°F)180 mm (7.1 inches)84%high
March Weather15°C (59°F)170 mm (6.7 inches)82%very high
April Weather17°C (64°F)161 mm (6.3 inches)82%very high
May Weather23°C (73°F)125 mm (4.9 inches)82%extreme
June Weather26°C (78°F)157 mm (6.2 inches)79%extreme
July Weather27°C (82°F)96 mm (3.8 inches)82%extreme
August Weather27°C (81°F)133 mm (5.2 inches)77%extreme
September Weather25°C (77°F)94 mm (3.7 inches)74%very high
October Weather20°C (68°F)105 mm (4.1 inches)73%high
November Weather12°C (54°F)72 mm (2.8 inches)85%high
December Weather10°C (50°F)144 mm (5.7 inches)88%moderate

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