December Weather in Oak Island, United States

Last updated: February 24, 2025

December in Oak Island, United States showcases a diverse weather tapestry, with temperatures ranging from a chilly -2°C (29°F) to a mild 23°C (73°F), culminating in a comfortable average of 12°C (53°F). The month is characterized by 139 mm (5.5 in) of precipitation spread across 10 days, emphasizing the region's 84% humidity, which adds a distinct crispness to the air. Visitors during this time can expect a blend of refreshing ocean breezes and occasional rain, making it an intriguing destination for those who appreciate varied coastal climates.

December Temperature in Oak Island

In December, Oak Island experiences a notable shift as temperatures dip with the arrival of winter. The minimum temperature reaches a chilly -2°C (29°F), while the average hovers around 12°C (53°F), offering a brisk yet refreshing atmosphere. Daytime highs can still be quite pleasant, peaking at 23°C (73°F), a stark contrast to the depths of January. This month marks a transition, as temperatures begin to stabilize after the fluctuations seen in the autumn, hinting at the cooler winter months ahead. Visitors can expect a mix of crisp air and moderate warmth during the day, making December a unique time to explore the island's beauty while embracing the seasonal change.

December Weather in Oak Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Oak Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495356647277818077715853
Data source: Temperature data for Oak Island generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Oak Island

In December, Oak Island experiences a notable shift in precipitation, with 139 mm (5.5 inches) of rain recorded over 10 days. This marks a slight increase compared to earlier months, particularly the more moderate October and November. The overall trend in the latter part of the year reveals a gradual rise in precipitation, peaking in the summer months before tapering off in fall. December’s rainfall reflects a continuation of this pattern, suggesting a transition into the wetter winter season, where residents can expect a mix of chilly days and frequent showers, contributing to the island's lush, vibrant scenery.

December Precipitation Trends in Oak Island

The chart displays monthly precipitation patterns in Oak Island, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76108769711813816420219768107139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Oak Island

In December, Oak Island experiences an increase in humidity, reaching 84%, which is the highest level of the year. This month sits comfortably above the yearly average, showcasing a trend of escalating moisture as winter approaches. Following a consistent 82% in November, December's rise signifies that the coastal climate holds onto its characteristic humidity, even as temperatures drop. Interestingly, while the humid months peak in the winter and summer (with July also hitting 82%), the more temperate spring and fall months show slight dips, indicating a seasonal rhythm that envelops Oak Island in a gentle embrace of moisture year-round.

December Average Humidity in Oak Island

This chart illustrates the average monthly humidity levels in Oak Island, 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%80%79%78%78%78%82%81%81%78%82%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Oak Island

As the year winds down, December in Oak Island sees a return to a moderate UV Index of 4, allowing for a more leisurely outdoor experience with a burn time of 30 minutes. This is a notable dip from the extreme levels observed during the summer months, where the UV Index often peaked at 11, demanding shorter exposure times of just 10 minutes to avoid sunburn. While the UV Index remains considerably lower in December compared to the scorching days of July and August, it’s a gentle reminder of the sun's persistent rays even in winter. For those looking to plan outdoor activities or simply get a dose of sunshine, the shifts in the UV Index throughout the year highlight the importance of awareness and protection. For more specifics on UV levels throughout the year, check out Oak Island UV Index.

Maximum UV Index Levels in Oak Island for December

The chart shows the monthly maximum UV Index (UVI) for Oak Island 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.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109864
Data source: Oak Island 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 Oak Island

As December rolls into Oak Island, the sun still graces the area with a respectable 210 hours of bright daylight, though this marks a gentle decline from the sun-drenched months of spring and summer. April and May shine as the peak months, basking in over 300 hours, while the vibrant summer months of June and July contribute a consistent 317 and 336 hours respectively. This trend showcases a clear seasonal shift: the sun steadily retreats as the year winds down, providing Oak Island with a cozy ambiance perfect for winter outings. Although December sees fewer sunlight hours compared to the high summer counts, the lingering 70% sunshine rate maintains the island's charm, inviting locals and visitors alike to enjoy the serene beauty of the off-season.

Monthly Sunshine Duration in Oak Island: December Highlighted

The December sunshine duration represents the total number of hours Oak Island 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.
JanFebMarAprMayJunJulAugSepOctNovDec181h206h272h309h338h317h336h316h296h292h241h210h
Data source: Oak Island December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oak Island During December

In December, Oak Island experiences a 48% chance of sunny weather, reflecting a blend of optimism and reality as the year winds down. Notably, this month stands on par with January's 49%, illustrating a slight uptick in sunshine compared to the gloomy winter months of February and March, which dip to 37% and 36%, respectively. As we move towards the holiday season, December's weather can be a delightful surprise, especially when compared to November's sunnier disposition at 60%. While the sunshine may not be a guarantee, the closing of the year brings a fair balance of brightness, promising moments of warmth amidst the cooler temperatures.

Percentage of Sunny Days in December in Oak Island

The chart illustrates the percentage of sunny days in Oak Island 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 Oak Island experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%37%36%60%50%30%42%38%55%48%60%48%
Data source: Oak Island December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oak Island in December

In Oak Island, United States, December marks a subtle transition as daylight hours dip to 9 hours, the shortest of the year. This decline continues a trend evident from the peak of 14 hours in June and July, gradually tapering down through the months. November's daylight mirrors October's at 10 hours, but the onset of winter causes the light to wane further as the days grow shorter. This pattern highlights a distinctive rhythm in Oak Island's seasonal cycle, where longer days in spring and summer give way to cozy, shorter days in winter, creating a unique charm reflective of each season's character.

Average Daylight Hours in Oak Island for December

The chart illustrates the variation in daylight duration in Oak Island throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 58m11h 59m13h 2m13h 55m14h 21m14h 7m13h 20m12h 20m11h 17m10h 22m9h 55m
Data source: Oak Island daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Oak Island

As December settles in Oak Island, the coastal breezes tend to soften, with average wind speeds dipping to 4.2 m/s (9 mph). This marks a slight decrease from the earlier months, reflecting a trend of diminished winds as winter approaches. It’s interesting to note that throughout the year, the wind has generally hovered around the 4 m/s mark, peaking in the spring and early fall. The gentle whispers of December’s winds create a serene backdrop, inviting residents and visitors alike to enjoy the tranquil beauty of the season amidst the sandy shores.

Average December Wind Speed in Oak Island

The chart displays monthly wind speed patterns in Oak Island, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.74.74.44.44.34.13.33.64.14.54.2 m/s
Data source: Oak Island December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Oak Island Compares to Other Months

The weather in Oak Island 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 Oak Island and find detailed weather information for every month.

In December, the weather typically showcases a broader temperature range, with minimums dipping to around -2°C (29°F) and maximums reaching up to 23°C (73°F). The month also experiences significant precipitation, averaging 139 mm (5.5 in) over about 10 days, which contributes to the high humidity level of 84%.

Conversely, January tends to be cooler overall, with minimum temperatures falling to -7°C (20°F) and averages around 10°C (50°F). However, it sees less precipitation, totaling about 76 mm (3.0 in) over 9 days, and slightly lower humidity at 83%. For more detailed insights into the January weather, you can check out Oak Island weather in January.

In December, temperatures in Oak Island range from a minimum of -2°C (29°F) to a maximum of 23°C (73°F), with an average temperature of 12°C (53°F). This month also experiences higher precipitation levels, totaling 139 mm (5.5 in) over approximately 10 days, and a humidity rate of 84%. In contrast, February sees slightly warmer conditions with minimums around -1°C (30°F) and maximums reaching 22°C (71°F), while the average remains the same at 12°C (53°F). Precipitation decreases to 108 mm (4.3 in) across the same number of rainy days, and humidity also decreases to 79%. For more details about February weather, you can visit Oak Island weather in February.

In comparing the weather between December and March, we note subtle yet distinct differences. December experiences a slightly wider temperature range, with minimums dipping to -2°C (29°F) compared to March's -1°C (31°F). The average temperatures are quite similar, with December averaging 12°C (53°F) and March at 13°C (57°F). Though both months can be rainy, December sees significantly more precipitation at 139 mm (5.5 in) over 10 days, while March registers only 76 mm (3.0 in) over 9 days. Humidity levels also differ slightly, with December at 84% and March at a more comfortable 79%. For more details about specific weather conditions in March, you can visit Oak Island weather in March.

December and April exhibit distinct differences in weather patterns. December experiences cooler temperatures, with minimums dipping to -2°C (29°F) and maximums reaching 23°C (73°F), while April enjoys milder conditions, where temperatures range from a minimum of 3°C (38°F) to a maximum of 27°C (80°F). Additionally, December sees more precipitation, averaging 139 mm (5.5 in) over approximately 10 days, compared to April’s 97 mm (3.8 in) over around 8 days. Humidity levels are slightly higher in December at 84%, whereas April offers a more comfortable 78%. For more specific details about the weather during this spring month, you can check this link: Oak Island weather in April.

December and May exhibit contrasting weather patterns, highlighting the transition from winter to early summer. In December, temperatures range from a chilly low of -2°C (29°F) to a warm high of 23°C (73°F), with an average temperature of 12°C (53°F). The month sees considerable precipitation at 139 mm (5.5 in) over about 10 days, accompanied by high humidity at 84%. In contrast, May offers a much milder climate, with temperatures ranging from 10°C (51°F) to a warm 33°C (91°F) and an average of 22°C (72°F). Precipitation in May is slightly lower at 118 mm (4.6 in) over 9 days, and humidity is also less at 78%. For more detailed insights on May weather, you can check Oak Island weather in May.

December and June present strikingly different weather patterns. In December, temperatures range from a chilly minimum of -2°C (29°F) to a mild maximum of 23°C (73°F), with an average of 12°C (53°F). This month experiences significant humidity at around 84% and receives about 139 mm (5.5 in) of precipitation over approximately 10 days. In contrast, June boasts a much warmer climate, with temperatures ranging from a minimum of 14°C (58°F) to a high of 32°C (90°F) and an average of 25°C (78°F). While it mirrors December's precipitation levels with 138 mm (5.4 in), June has more frequent rainfall, occurring on about 16 days, and a lower humidity of 78%. For more detailed insights, you can check Oak Island weather in June.

December and July present contrasting weather patterns, significantly reflecting seasonal variations. In December, temperatures range from a minimum of -2°C (29°F) to an average of 12°C (53°F), peaking at 23°C (73°F), while July enjoys much milder conditions with temperatures ranging from a minimum of 20°C (68°F) to an average of 27°C (81°F) and a maximum of 32°C (89°F). December experiences higher humidity at 84% despite less rainfall, averaging 139 mm (5.5 in) over about 10 days, whereas July has a slight decrease in humidity at 82% but encounters more precipitation, totaling 164 mm (6.4 in) across 16 days. For further insights, check out Oak Island weather in July.

In December, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 23°C (73°F), with an average temperature of 12°C (53°F). The month sees 139 mm (5.5 in) of precipitation over about 10 days, contributing to a relatively high humidity level of 84%. In contrast, August offers a much warmer climate, with minimum temperatures around 19°C (67°F) and maximums reaching 32°C (90°F), resulting in an average temperature of 27°C (80°F). However, this month experiences even more precipitation, totaling 202 mm (7.9 in) spread over 20 days, and slightly lower humidity at 81%. For a more detailed look at weather conditions, check out Oak Island weather in August.

In December, temperatures drop significantly with a minimum of -2°C (29°F) and an average of 12°C (53°F), while September enjoys much warmer conditions, with minimums around 14°C (57°F) and an average of 25°C (77°F). The maximum temperatures in December reach up to 23°C (73°F), in stark contrast to September's highs of 32°C (90°F). Precipitation is also notable, as December sees 139 mm (5.5 in) over 10 days compared to September's 197 mm (7.7 in) over 12 days. Interestingly, December's humidity is slightly higher at 84%, compared to September's 81%. For more details about September weather, you can check Oak Island weather in September.

In comparing the weather between December and October, October typically offers milder temperatures, with an average of 21°C (71°F) and maximums reaching 31°C (87°F), while December experiences cooler temperatures, averaging around 12°C (53°F) and peaking at 23°C (73°F). Additionally, October sees lower precipitation, with 68 mm (2.7 in) over 9 days, compared to December's 139 mm (5.5 in) over 10 days. Humidity is slightly lower in October at 78%, compared to December's 84%. For more detailed information, you can check out Oak Island weather in October.

In comparing the weather of December and November, December tends to be cooler overall, with a minimum temperature dropping to -2°C (29°F) compared to November's milder minimum of 1°C (34°F). While the average temperature in December is 12°C (53°F), November boasts a slightly warmer average of 15°C (58°F) and a higher maximum temperature of 26°C (79°F). Precipitation levels are also higher in December, with 139 mm (5.5 in) of rain over approximately 10 days, compared to 107 mm (4.2 in) in November, which also experiences rainfall over the same number of days. Humidity remains relatively high in both months, with December averaging 84% and November at 82%. For more details on November weather specifics, visit Oak Island weather in November.

Compare Oak Island's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Oak Island

In December, Oak Island experiences a unique blend of winter's chill and residual warmth, making it distinct from the milder months that precede it. The average temperature dips significantly, inviting a shift in both atmosphere and lifestyle, as residents and visitors embrace cozy indoor activities. Notably, the island sees increased humidity, coupled with a notable amount of rainfall spread across fewer precipitation days, contributing to the refreshing coastal air. The contrast between the cooler highs and the occasional drops to freezing can be quite striking, reminding us of the beauty of seasonal change. For those interested in a deeper dive into the island's weather patterns, visit Oak Island Climate.