December Weather in Buzzards Bay, United States

Last updated: February 24, 2025

In December, Buzzards Bay experiences a cold maritime climate, with temperatures ranging from a chilly -13°C (8°F) at night to a maximum of 16°C (62°F) during the day, resulting in an average of 4°C (39°F). The area sees 121 mm (4.8 in) of precipitation spread over 10 days, contributing to a high humidity level of around 80%. These conditions create a dramatic winter landscape, perfect for those who appreciate the beauty of seasonal transitions along the coast. Visitors should prepare for wet, cold days while taking in the unique charm of this picturesque region in winter.

December Temperature in Buzzards Bay

In December, Buzzards Bay experiences its transition into the depths of winter, with temperatures dipping markedly compared to the milder autumn months. The average temperature hovers around 4°C (39°F), showcasing a chilly environment that can lead to cold nights with minimums plunging to -13°C (8°F). While daytime highs reach a more comfortable 16°C (62°F), indicating that pockets of warmth are still possible, the overall trend underscores a noticeable drop from the previous month, as November's averages floated around 8°C (47°F). This significant shift highlights December as a month of brisk winds and early frosts, setting the stage for the snowy conditions that characterize the heart of winter in Buzzards Bay.

December Weather in Buzzards Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Buzzards Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343639475666737367584739
Data source: Temperature data for Buzzards Bay 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 Buzzards Bay

December in Buzzards Bay witnesses a significant shift in precipitation patterns as the year concludes. With 121 mm (4.8 in) of rainfall over 10 days, it marks an increase from the wetter months preceding it. This amount is not only substantial but also reflects a steady trend of elevated precipitation during the late fall and early winter; for example, November had 93 mm (3.7 in) and October peaked at 151 mm (5.9 in). The consistent frequency of rainy days throughout December suggests an ongoing transition towards more dynamic weather systems, setting the stage for the winter ahead. As the landscape gears up for colder months, December’s precipitation contributes to the region's unique seasonal rhythm, reinforcing the balance between rainfall and dryer periods observed earlier in the year.

December Precipitation Trends in Buzzards Bay

The chart displays monthly precipitation patterns in Buzzards Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8610311212510287917810815193121
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Buzzards Bay

In December, Buzzards Bay experiences a moderate humidity level of 80%, a slight increase from the preceding month. The trend throughout the year reveals consistently high humidity, starting at 84% in January and February before gradually declining to a low of 75% in the late summer and early fall months. However, as winter approaches, humidity levels rise again, peaking in December before they typically remain high through the cold months. This cyclical pattern highlights the region's maritime climate, where moisture levels ebb and flow with the changing seasons, creating a unique atmospheric experience throughout the year.

December Average Humidity in Buzzards Bay

This chart illustrates the average monthly humidity levels in Buzzards Bay, 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 Buzzards Bay

As December arrives in Buzzards Bay, the UV Index reflects a noticeable decline, dropping to a low level of 2. This reduction signals safer conditions for outdoor activities, with a burn time extended to 45 minutes, allowing for more leisurely sun exposure compared to the peak summer months. In stark contrast to the very high UV Index experienced from April through September, December’s milder levels make it a time when sun protection is less critical, though still advisable. This trend of decreasing UV intensity throughout the fall and winter months emphasizes the need for seasonal awareness, even in regions where sun exposure can vary significantly. For more detailed information on monthly variations, visit Buzzards Bay UV Index.

Maximum UV Index Levels in Buzzards Bay for December

The chart shows the monthly maximum UV Index (UVI) for Buzzards Bay 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: Buzzards Bay 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 Buzzards Bay

As the year winds down in Buzzards Bay, December experiences a notable drop in sunshine, with 165 hours illuminating the month. This is a part of a clear trend, as daylight hours generally increase from the depths of winter in January, peaking at a vibrant 346 hours in July. The gradual decline after summer highlights the region's seasonal shifts, with sunlight tapering off just as we enter the cold embrace of winter. With December's sunlight being more scarce than in the earlier months of the year, the transition into the new year invites a reflective pause, balancing the warmth of holiday festivities against the backdrop of the shorter days.

Monthly Sunshine Duration in Buzzards Bay: December Highlighted

The December sunshine duration represents the total number of hours Buzzards Bay 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: Buzzards Bay December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Buzzards Bay During December

In Buzzards Bay, December ushers in winter with a notably low chance of sunny weather, hovering around 29%. This marks a decline from the relatively brighter months of late autumn, where November enjoyed a 54% likelihood of sunshine. As we transition from fall to winter, the trend shows a diminishing presence of sunny days, peaking in spring when March sees a much sunnier 59%. Hence, if you're dreaming of clear skies, it’s best to plan your outings for earlier months, as December’s overcast conditions signify the colder season's arrival.

Percentage of Sunny Days in December in Buzzards Bay

The chart illustrates the percentage of sunny days in Buzzards Bay 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 Buzzards Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%30%59%43%40%38%36%32%47%43%54%29%
Data source: Buzzards Bay December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Buzzards Bay in December

In Buzzards Bay, the evolution of daylight duration throughout the year unveils a distinct pattern, anchoring our experience of the seasons. Starting in December, daylight peaks at just 9 hours, mirroring November's gloom as winter approaches. As we transition into the new year, daylight gradually increases, reaching 11 hours in March, signaling the arrival of spring. The surge continues through April and May, with generous 13 and 14 hours of daylight, allowing nature to burst into life. The summer months of June and July offer the longest days, basking in 15 and 14 hours of sunlight, perfect for outdoor activities. However, as summer fades, the daylight diminishes, reflecting in August's 13 hours and September's 12 hours, before dipping back to 11 hours in October. With November and December both anchored at 9 hours again, Buzzards Bay completes a cycle, embracing the rhythmic dance of light and dark that defines each season.

Average Daylight Hours in Buzzards Bay for December

The chart illustrates the variation in daylight duration in Buzzards Bay throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 31m10h 36m11h 58m13h 22m14h 33m15h 8m14h 49m13h 46m12h 25m11h 1m9h 48m9h 11m
Data source: Buzzards Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Buzzards Bay

As the calendar turns to December, Buzzards Bay experiences a steady breeze, with an average wind speed of 5.0 m/s (11 mph). This marks a slight dip from the peak of 5.5 m/s in early spring, reflecting a gradual softening of the winds as winter approaches. Throughout the year, wind speeds fluctuate with the seasons, peaking in late winter and early spring, while summer often brings the calmest conditions. December's wind, reminiscent of the preceding months, continues to provide a brisk presence, adding a refreshing chill to the air as the region prepares for the colder months ahead. Overall, the trend illustrates a distinct seasonal rhythm, with winds tapering off in autumn before stabilizing just in time for winter.

Average December Wind Speed in Buzzards Bay

The chart displays monthly wind speed patterns in Buzzards Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.35.45.55.14.74.94.13.84.65.15.05.0 m/s
Data source: Buzzards Bay December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Buzzards Bay Compares to Other Months

The weather in Buzzards Bay 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 Buzzards Bay and find detailed weather information for every month.

In December, temperatures in Buzzards Bay range from a minimum of -13°C (8°F) to a maximum of 16°C (62°F), with an average of 4°C (39°F). The month experiences considerable precipitation, totaling 121 mm (4.8 in) over approximately 10 days, along with a humidity level of 80%. In contrast, January sees a slight dip in temperatures, with minimums dropping to -16°C (3°F) and an average temperature of 1°C (35°F), while still reaching the same maximum of 16°C (62°F). Precipitation decreases to 86 mm (3.4 in) across about 9 days, and humidity remains relatively high at 84%. For a more detailed overview of January weather, check out Buzzards Bay weather in January.

December and February present quite similar weather patterns, although February tends to be slightly colder. In December, temperatures range from a minimum of -13°C (8°F) to a maximum of 16°C (62°F), averaging around 4°C (39°F), with a total precipitation of 121 mm (4.8 in) over about 10 days and humidity at 80%. In contrast, February sees slightly lower temperatures, with a minimum of -14°C (7°F), an average of 2°C (36°F), and a maximum of 15°C (59°F). The precipitation decreases to 103 mm (4.1 in) across 12 days, and humidity rises to 84%. Overall, while both months experience cold temperatures and considerable moisture, February is characterized by a slight dip in temperature and slightly increased humidity. For more detailed weather information, check out Buzzards Bay weather in February.

In comparing the weather of December and March, we observe that both months share similar average temperatures, averaging around 4°C (39°F) with maximum highs of 16°C (62°F). December is characterized by slightly lower minimum temperatures, dropping to -13°C (8°F), while March has a milder minimum of -10°C (15°F). Precipitation levels are comparable, with December receiving 121 mm (4.8 in) and March recording 112 mm (4.4 in), both over about 10 days. Notably, humidity is slightly higher in March at 82% versus December’s 80%. For more detailed insights into March weather, you can refer to Buzzards Bay weather in March.

December and April present quite a contrast in weather. In December, temperatures can drop to a chilly minimum of -13°C (8°F), with an average of 4°C (39°F) and a maximum of 16°C (62°F). The month typically sees about 121 mm (4.8 in) of precipitation over approximately 10 days, coupled with high humidity levels around 80%. In contrast, April offers a milder experience, with minimum temperatures rising to 0°C (32°F), an average of 8°C (47°F), and a maximum reaching 21°C (70°F). Precipitation slightly increases to 125 mm (4.9 in) over about 13 days, while humidity remains similar at 79%. For more information about the weather in this vibrant spring month, check out Buzzards Bay weather in April.

December weather presents a stark contrast to that of May. With temperatures ranging from a frigid -13°C (8°F) to a maximum of 16°C (62°F), December's average temperature sits at just 4°C (39°F), showcasing a chilly winter environment. Additionally, the month experiences higher humidity at 80% and receives substantial precipitation, totaling 121 mm (4.8 in) over 10 days.

In comparison, May offers a much milder climate, with temperatures varying from a low of 4°C (39°F) to a warm high of 28°C (82°F), and an average of 13°C (56°F). The precipitation in May is slightly less at 102 mm (4.0 in) across 12 days, with a reduced humidity of 75%. This shift in weather not only indicates a significant warming trend but also signals the arrival of spring as nature begins to bloom. For more detailed information, you can check Buzzards Bay weather in May.

December and June present stark contrasts in weather conditions. December is characterized by chilly temperatures, with a minimum of -13°C (8°F) and an average of 4°C (39°F), often accompanied by high humidity levels around 80%. Precipitation is relatively frequent, with about 121 mm (4.8 in) falling over 10 days. In contrast, June brings milder and more inviting weather, featuring minimum temperatures of 10°C (51°F) and an average of 19°C (66°F), peaking at a comfortable 28°C (83°F). Although it remains slightly less humid at 78%, there is still considerable rainfall, totaling 87 mm (3.4 in) over 10 days. For more details on June weather, you can explore Buzzards Bay weather in June.

December and July showcase starkly contrasting weather patterns. In December, temperatures range from a chilly minimum of -13°C (8°F) to a mild maximum of 16°C (62°F), with an average of around 4°C (39°F). Precipitation is relatively high, totaling 121 mm (4.8 in) over 10 days, accompanied by a humidity level of 80%. In contrast, July offers much warmer conditions, with minimum temperatures starting at 15°C (59°F) and peaking at a hot 34°C (93°F), averaging 23°C (73°F). Rainfall is somewhat lower at 91 mm (3.6 in), occurring over just 9 days, and the humidity is slightly diminished at 76%. For a closer look at July weather, check out Buzzards Bay weather in July.

December and August present contrasting weather patterns. In December, temperatures can drop as low as -13°C (8°F), with an average of 4°C (39°F) and highs reaching 16°C (62°F). The month sees significant precipitation of 121 mm (4.8 in) over 10 days and higher humidity levels at 80%. In contrast, August boasts much milder conditions, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 32°C (90°F) and an average of 23°C (73°F). While August is relatively drier, with 78 mm (3.1 in) of precipitation over the same number of days, its humidity remains slightly lower at 76%. For more details on August weather, you can visit Buzzards Bay weather in August.

When comparing the weather in December and September, a stark contrast emerges. December experiences a chilly climate, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 16°C (62°F), averaging around 4°C (39°F). The month also sees significant precipitation, totaling 121 mm (4.8 in) over approximately 10 days, accompanied by a high humidity level of 80%. In contrast, September boasts much warmer conditions, with temperatures ranging from a comfortable minimum of 11°C (53°F) to a pleasant maximum of 28°C (82°F) and an average of 19°C (67°F). Precipitation in September is slightly lower at 108 mm (4.2 in) across the same span of 10 days, with humidity levels at a more moderate 75%. For more detailed information, you can check out Buzzards Bay weather in September.

In comparing the weather between October and December, October typically presents a milder climate with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F). This contrasts sharply with December, where temperatures plummet, featuring a minimum of -13°C (8°F) and a maximum of 16°C (62°F). Precipitation levels are somewhat similar; however, October sees slightly more rain, measuring 151 mm (5.9 inches) over 11 days, compared to December’s 121 mm (4.8 inches) over 10 days. Additionally, October has a lower humidity level of 75%, while December is notably more humid at 80%. For a closer look at October weather specifics, visit Buzzards Bay weather in October.

In December, the weather takes a notable turn, with average temperatures dropping to 4°C (39°F) compared to November's milder average of 8°C (47°F). The minimum temperature in December plunges to -13°C (8°F), considerably colder than November's minimum of -7°C (20°F). Additionally, December sees a higher precipitation level of 121 mm (4.8 in), compared to November's 93 mm (3.7 in), both with precipitation occurring on 10 days. The humidity remains steady at 80% for both months, but the colder temperatures of December give it a distinctly different feel. For a closer look at November weather patterns, visit Buzzards Bay weather in November.

Compare Buzzards Bay's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Buzzards Bay

December in Buzzards Bay marks a distinct transition into winter, characterized by its chillier temperatures, wetter conditions, and increased humidity compared to earlier months. As the year draws to a close, residents and visitors alike experience the cool embrace of winter, with more frequent precipitation. While the average temperatures hover around 4°C, occasional dips into freezing territory remind us that winter is fully underway. With an 80% humidity level, the air feels brisk and crisp, creating a unique but invigorating atmosphere. For a deeper understanding of what to expect throughout the year, visit Buzzards Bay Climate.