December Weather in Vineyard Haven, United States

Last updated: February 24, 2025

In Vineyard Haven, the December weather offers a dynamic mix of cool temperatures and frequent precipitation. With maximums reaching 16°C (61°F) and minimums plunging to -12°C (11°F), the average temperature hovers around a brisk 4°C (40°F). December is characterized by an average humidity of 80%, making the air feel even chillier. Rainfall is noticeable, with 129 mm (5.1 in) of precipitation spread over 11 days, creating a moody and atmospheric landscape perfect for cozy indoor activities while facing the seasonal elements.

December Temperature in Vineyard Haven

In December, Vineyard Haven experiences a noticeable chill as the transition into winter settles in. Daily temperatures showcase a minimum of -12°C (11°F), while the average creeps up to 4°C (40°F), and peaks at 16°C (61°F) during the day. This month marks a sharp decline from the milder autumn, illustrated by the stark contrast to November's more moderate values. As the year comes to a close, the coastal charm of Vineyard Haven is wrapped in a cool breeze, creating an inviting atmosphere for those who enjoy the quieter, more serene side of the island during the colder months.

December Weather in Vineyard Haven: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Vineyard Haven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353638465463717267604940
Data source: Temperature data for Vineyard Haven 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 Vineyard Haven

In December, Vineyard Haven experiences a precipitation total of 129 mm (5.1 in), marking a significant uptick from the drier summer months, with rainfall occurring on 11 days throughout the month. This consistent precipitation is a reflection of the region’s transition into winter, where moisture levels typically rise as temperatures drop. Compared to previous months, December's rainfall is notably higher than July and August, which see average precipitation around 3.3 to 3.5 inches, suggesting a growing pattern of wetter winter conditions. The spike in rainfall also aligns with the wetter history observed in October, which recorded 168 mm (6.6 in), indicating a trend toward more pronounced seasonal shifts in precipitation as the year draws to a close.

December Precipitation Trends in Vineyard Haven

The chart displays monthly precipitation patterns in Vineyard Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec93118116134119908486117168103129
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vineyard Haven

In Vineyard Haven, December humidity hovers around 80%, a slight increase from the preceding month's 80%. This pattern reflects a generally stable humidity trend during the winter months, where levels remain consistently high, with January and February also recorded at 84%. As the year progresses into spring, humidity begins to taper off, hitting its lowest point in May at 75%. The summer months see a slight uptick, averaging around 76-78%, before settling back into the cooler autumn and winter patterns. Overall, the gradual fluctuations reveal a rhythm shaped by the seasons, with December's humidity firmly anchoring the year in the tranquil wetness characteristic of Vineyard Haven's climate.

December Average Humidity in Vineyard Haven

This chart illustrates the average monthly humidity levels in Vineyard Haven, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vineyard Haven

As the year comes to a close, December in Vineyard Haven welcomes a significantly lower UV Index, dropping to 2, categorized as low. This trend mirrors the gradual decline in UV exposure, moving from the highs of 9 and 10 in the summer months to a more forgiving winter figure. With a burn time of 45 minutes, December offers residents and visitors a reprieve from sunburn risk, allowing for longer outdoor activities without the immediate concern of UV damage. This seasonal shift highlights the importance of monitoring UV levels year-round, making it essential to stay informed. For more insights into the UV index throughout the year, visit Vineyard Haven UV Index.

Maximum UV Index Levels in Vineyard Haven for December

The chart shows the monthly maximum UV Index (UVI) for Vineyard Haven 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.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998642
Data source: Vineyard Haven 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.

December Sunshine in Vineyard Haven

In Vineyard Haven, December brings a gentle shift in daylight as the year draws to a close, offering around 165 hours of sunshine. This marks a noticeable dip compared to the sun-soaked heights of summer, when June and July bask in an impressive 326 and 346 hours respectively. The months leading into winter see a gradual decline in sunshine, with December reflecting the onset of shorter days following a peak in May with 298 hours. Despite this minor setback in luminous hours, the crisp winter air and festive atmosphere imbue the town with a unique charm, inviting residents and visitors alike to enjoy the beauty of the season. As December closes, it signals a transition, setting the stage for the hopeful return of longer days in the new year.

Monthly Sunshine Duration in Vineyard Haven: December Highlighted

The December sunshine duration represents the total number of hours Vineyard Haven experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec142h184h258h243h298h326h346h330h280h236h203h165h
Data source: Vineyard Haven December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vineyard Haven During December

In December, Vineyard Haven experiences its lowest likelihood of sunny weather, with only a 29% chance of sunshine. This marks a notable dip compared to the previous month, which enjoys a more generous 54% likelihood, illustrating a clear trend as the year winds down. The trend in sunniness begins to significantly improve from the dreariness of early winter in March, when the sun shines 60% of the time. However, as the festive month of December rolls around, residents and visitors alike should prepare for a cloudier climate, emphasizing the need for cozy indoor activities rather than sun-soaked adventures.

Percentage of Sunny Days in December in Vineyard Haven

The chart illustrates the percentage of sunny days in Vineyard Haven throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Vineyard Haven experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%31%60%46%41%38%41%36%50%45%54%29%
Data source: Vineyard Haven December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vineyard Haven in December

In Vineyard Haven, December brings a return to shorter days, as daylight hours drop to 9 hours—a level reminiscent of November. The year begins with a gradual increase in daylight, reaching a peak of 15 hours in June, before slowly ebbing away as the seasons transition. This pattern reflects a predictable cycle where daylight gradually increases from winter into spring and summer, only to retreat again as autumn sets in. By December, the landscape is enveloped in a serene twilight that signals the approach of winter, inviting reflection and coziness in the long evenings ahead.

Average Daylight Hours in Vineyard Haven for December

The chart illustrates the variation in daylight duration in Vineyard Haven throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 32m10h 36m11h 58m13h 21m14h 32m15h 7m14h 48m13h 45m12h 25m11h 2m9h 49m9h 12m
Data source: Vineyard Haven daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Vineyard Haven

As December breezes into Vineyard Haven, the average wind speed settles comfortably at 6.4 m/s (14 mph), maintaining a familiar rhythm that echoes throughout the year. While the winds were slightly stronger in the preceding months of November and October, which both clocked in at 6.6 m/s (15 mph), December's winds feel softer yet steady, coaxing the last remnants of autumn leaves from their branches. This gradual decline from the summer lows of 5.2 m/s (12 mph) in July and 4.9 m/s (11 mph) in August highlight a subtle transition, reminding residents that winter is on the horizon. The persistent breezy conditions, however, create a vibrant atmosphere, perfect for cozying up with a warm drink while enjoying the serene beauty of Vineyard Haven during the festive season.

Average December Wind Speed in Vineyard Haven

The chart displays monthly wind speed patterns in Vineyard Haven, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.86.76.86.56.16.15.24.95.96.66.66.4 m/s
Data source: Vineyard Haven December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Vineyard Haven Compares to Other Months

The weather in Vineyard Haven changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Vineyard Haven and find detailed weather information for every month.

December and January weather in Vineyard Haven show distinct differences in temperature and precipitation patterns. In December, temperatures typically range from a minimum of -12°C (11°F) to a maximum of 16°C (61°F), with an average of 4°C (40°F). The month experiences higher precipitation at 129 mm (5.1 in) over 11 days, accompanied by relatively high humidity at 80%. In contrast, January sees colder temperatures, with a minimum of -16°C (4°F) and a maximum of 13°C (55°F), averaging around 2°C (35°F). Precipitation decreases to 93 mm (3.7 in) over 9 days, while humidity rises slightly to 84%. For more details on the weather conditions, you can check Vineyard Haven weather in January.

In December, the weather features a wider temperature range, with minimums dropping to -12°C (11°F) and maximums reaching up to 16°C (61°F), resulting in an average temperature of around 4°C (40°F). December sees approximately 129 mm (5.1 in) of precipitation spread over 11 days, accompanied by high humidity levels typically around 80%. In contrast, February's temperatures remain slightly cooler on average, with a minimum of -12°C (11°F) and a maximum of 12°C (53°F), leading to an average temperature of 2°C (36°F). Precipitation is marginally lower at 118 mm (4.6 in) over 12 days, and humidity increases to about 84%. For more detailed weather insights, you can check Vineyard Haven weather in February.

In December, the weather is generally colder, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 16°C (61°F) and an average of 4°C (40°F). This month experiences more precipitation, with 129 mm (5.1 in) falling over 11 days and humidity levels around 80%. In contrast, March sees slightly milder conditions, with temperatures spanning from a minimum of -9°C (17°F) to a maximum of 13°C (55°F), averaging at 3°C (38°F). Precipitation totals are slightly lower at 116 mm (4.6 in) across 10 days, with humidity rising to 82%. For more specific details about the weather during this month, you can check Vineyard Haven weather in March.

When comparing December and April weather, both months exhibit similar maximum temperatures, peaking at around 16°C (61°F). However, December's chill is palpable with a minimum temperature of -12°C (11°F) and an average of 4°C (40°F), while April brings a milder minimum of 1°C (33°F) and an average of 8°C (46°F). Precipitation levels are comparable as well, with December receiving 129 mm (5.1 in) over 11 days and April slightly higher at 133 mm (5.3 in) over 12 days. Humidity remains relatively constant, hovering around 80% in December and 79% in April, making both months feel damp. For more detailed information, you can check Vineyard Haven weather in April.

In December, temperatures can drop as low as -12°C (11°F), averaging around 4°C (40°F) with a maximum of 16°C (61°F), while May offers a milder climate with minimum temperatures of 4°C (40°F) and an average of 12°C (54°F), peaking at 20°C (67°F). December is marked by higher humidity levels at 80% and more precipitation, totaling 129 mm (5.1 in) over 11 days. In contrast, May experiences slightly less precipitation, at 119 mm (4.7 in), spread across 13 days, and a more comfortable humidity of 75%. For a closer look at the conditions in May, check out Vineyard Haven weather in May.

December and June present strikingly different weather conditions. In December, temperatures can drop as low as -12°C (11°F), with an average of 4°C (40°F) and a maximum of 16°C (61°F). This month is marked by higher humidity at 80% and considerable precipitation of 129 mm (5.1 in) over 11 days, creating a cold and damp atmosphere. On the other hand, June significantly warms up, with minimum temperatures around 11°C (52°F), averaging 17°C (63°F), and peaking at 23°C (74°F). Precipitation decreases to 90 mm (3.5 in) over just 10 days, while humidity remains relatively lower at 78%. For a more detailed look at June weather, you can check out Vineyard Haven weather in June.

December and July present stark contrasts in weather. In December, temperatures range from a chilly minimum of -12°C (11°F) to a mild maximum of 16°C (61°F), with an average of around 4°C (40°F). The month experiences significant precipitation, with 129 mm (5.1 in) falling over 11 days, and humidity levels averaging 80%. Conversely, July boasts much warmer conditions, with temperatures varying from a minimum of 16°C (61°F) to a comfortable maximum of 27°C (81°F), averaging 22°C (71°F). The summer month sees less rainfall, totaling 84 mm (3.3 in) over 9 days, and slightly lower humidity at 76%. For more details, you can check Vineyard Haven weather in July.

In December, the weather tends to be much colder, with temperatures ranging from a chilly -12°C (11°F) at night to a mild 16°C (61°F) during the day, averaging around 4°C (40°F). This month also sees higher precipitation levels of 129 mm (5.1 in) over approximately 11 days, alongside relatively high humidity at 80%.

In contrast, August brings a much warmer climate, where temperatures range from a comfortable 17°C (63°F) at night to a pleasant 26°C (80°F) during the day, resulting in an average of 22°C (73°F). Precipitation decreases to 86 mm (3.4 in) over about 9 days, with a slightly lower humidity of 76%. For more details on the specific climate in August, check out this link: Vineyard Haven weather in August.

When comparing the weather in December to that of September, there are notable differences in temperature and precipitation. December experiences much colder temperatures, with a minimum of -12°C (11°F) and an average of 4°C (40°F), whereas September boasts milder conditions with a minimum of 14°C (57°F) and an average of 20°C (67°F). Additionally, December sees higher humidity levels at 80% compared to September's 75%, contributing to a chillier feeling despite the relatively low average temperatures. While December has a slight increase in precipitation with 129 mm (5.1 in) over 11 days, September's total of 117 mm (4.6 in) falls over one day less. For more detailed insights, you can check Vineyard Haven weather in September.

December and October present distinct weather profiles. In December, temperatures typically range from a chilly minimum of -12°C (11°F) to a mild maximum of 16°C (61°F), with an average of 4°C (40°F). This month sees 129 mm (5.1 in) of precipitation over about 11 days, coupled with a higher humidity of 80%. In contrast, October enjoys considerably milder conditions, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 22°C (72°F) and an average of 15°C (60°F). Despite slightly more rainfall totaling 168 mm (6.6 in) over 12 days, October's humidity is lower at 75%. For more detailed insights on October weather, check out Vineyard Haven weather in October.

December weather is noticeably colder than November, with average temperatures dropping from 9°C (49°F) in November to around 4°C (40°F) in December. While both months experience similar levels of humidity at 80%, December sees a rise in precipitation, totaling 129 mm (5.1 in) over 11 days compared to November's 103 mm (4.0 in) over 10 days. Additionally, December's maximum temperature cap at 16°C (61°F) is slightly lower than November's peak of 19°C (67°F), reflecting a clear transition into winter. For a more detailed look at November weather patterns, you can refer to Vineyard Haven weather in November.

Compare Vineyard Haven's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Vineyard Haven

As December settles over Vineyard Haven, it brings a noticeable chill that sets it apart from the milder months of the year. Temperatures typically hover around 4°C (40°F), with the potential to dip much lower, while the increase in precipitation—averaging 129 mm (5.1 in) over about 11 days—ensures the landscape is both moody and vibrant. The higher humidity at 80%, combined with the winter atmosphere, creates a unique experience that highlights the season's beauty. While the summer months bask in warmth and sunshine, December offers a refreshing contrast, inviting residents and visitors alike to embrace the charm of the colder season. For a more in-depth look at the year-round climate, check out Vineyard Haven Climate.