December Weather in Vinalhaven, United States

Last updated: June 24, 2025

In December, the average temperature in Vinalhaven, United States hovers around 2°C (36°F). Expect a chilly atmosphere, with minimum temperatures plunging to -15°C (5°F) and highs reaching up to 14°C (57°F). The region experiences 139 mm (5.5 in) of precipitation over approximately 12 days, contributing to an average humidity level of 81%. Make sure to bundle up and prepare for the wet weather!

December Temperature in Vinalhaven

In December in Vinalhaven, the average temperature is 2°C (36°F). Maximum temperatures can reach 14°C (57°F), while minimums can dip as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for their visit.

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

The chart illustrates December temperature patterns in Vinalhaven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vinalhaven, December typically has an average temperature of 2°C (36°F), with highs reaching up to 14°C (57°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec313234414855616360544436
Data source: Temperature data for Vinalhaven 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 Vinalhaven

In Vinalhaven, in December, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

December Precipitation Trends in Vinalhaven

The chart displays monthly precipitation patterns in Vinalhaven, 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 Vinalhaven, December typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec1051058313893859079102128128139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vinalhaven

In Vinalhaven in December humidity is 81%. With an average temperature of 2°C (36°F), this humidity feels like a chilly dampness that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm and dry.

December Average Humidity in Vinalhaven

This chart illustrates the average monthly humidity levels in Vinalhaven, 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 Vinalhaven is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%79%79%86%85%83%80%77%80%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vinalhaven

In Vinalhaven 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 Vinalhaven, you can visit Hourly UV Index in Vinalhaven.

Maximum UV Index Levels in Vinalhaven for December

The chart shows the monthly maximum UV Index (UVI) for Vinalhaven 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 Vinalhaven typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Vinalhaven 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 Vinalhaven Compares to Other Months

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

This table compares monthly weather conditions in Vinalhaven, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)105 mm (4.1 inches)85%low
February Weather0°C (32°F)104 mm (4.1 inches)86%moderate
March Weather1°C (34°F)83 mm (3.3 inches)84%moderate
April Weather5°C (42°F)138 mm (5.4 inches)79%high
May Weather9°C (48°F)93 mm (3.7 inches)79%very high
June Weather13°C (56°F)85 mm (3.4 inches)86%very high
July Weather16°C (61°F)90 mm (3.6 inches)85%very high
August Weather17°C (63°F)79 mm (3.1 inches)83%very high
September Weather16°C (60°F)102 mm (4.0 inches)80%high
October Weather12°C (54°F)128 mm (5.0 inches)77%moderate
November Weather7°C (44°F)128 mm (5.0 inches)80%moderate
December Weather2°C (36°F)139 mm (5.5 inches)81%low

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