December Weather in Dauphin Island, United States

Last updated: February 24, 2025

Experience December on Dauphin Island, United States, where temperatures gently transition from a maximum of 22°C (72°F) to a minimum of 5°C (42°F), offering a cool yet mild climate. With an average temperature of 16°C (60°F), this month invites visitors to relish the crispness of winter by the Gulf. However, prepare for 142 mm (5.6 in) of rainfall spread across 12 days, a reminder of the island's vibrant ecosystem. Coupled with an 87% humidity level, the rich coastal atmosphere enhances the island's natural beauty, making December a unique time to explore and enjoy the tranquility of Dauphin Island.

December Temperature in Dauphin Island

In December, Dauphin Island experiences a gentle transition towards cooler winter temperatures, with minimums averaging around 5°C (42°F), offering a subtle chill that invites cozy outdoor activities. The average temperature settles at 16°C (60°F), making it a comfortable respite from the intense summer heat, while daytime highs can reach a pleasant 22°C (72°F). This month marks a noticeable dip from the balmy temperatures of the preceding months, signaling a shift that many appreciate as they enjoy the island's serene winter beauty. Overall, December encapsulates a brief yet delightful interlude in Dauphin Island’s climate, blending mild warmth with the seasonal charm of colder days.

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

The chart illustrates December temperature patterns in Dauphin Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec566064687681828281756560
Data source: Temperature data for Dauphin Island 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 Dauphin Island

December in Dauphin Island brings a notable shift in precipitation patterns, with an average of 142 mm (5.6 in) of rain falling over 12 days. This increase marks a contrast to the drier month of November, which saw only 49 mm (1.9 in) of rainfall over a mere 6 days. As the year comes to a close, December's precipitation reflects a trend of heightened moisture, providing a prelude to the abundant rainfall experienced during the summer months. While the winter season holds relatively less precipitation compared to the heaviest months in June and August, December serves as a reminder of the coastal climate's variability, ensuring the island remains vibrant and lush as it transitions into the new year.

December Precipitation Trends in Dauphin Island

The chart displays monthly precipitation patterns in Dauphin 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.
JanFebMarAprMayJunJulAugSepOctNovDec951147411910423215924321813449142
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Dauphin Island

December in Dauphin Island, United States, experiences a notable rise in humidity, peaking at 87%. This increase contrasts sharply with the drier months of late spring and early summer, where the humidity drops to its lowest at 71% in June. As the year progresses, residents and visitors witness a gradual fluctuation in moisture levels, starting from a high of 82% in January, dipping through the warmer months, and then ascending again as autumn gives way to winter. The trend highlights a distinctive coastal climate, where the humidity often returns to higher levels by year-end, fostering a lush, tropical ambiance that characterizes this picturesque island escape.

December Average Humidity in Dauphin Island

This chart illustrates the average monthly humidity levels in Dauphin 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dauphin Island

In Dauphin Island, December brings a noticeable shift in the UV Index, dipping to 4, which classifies as a moderate exposure level. With a burn time of 30 minutes, this month provides a reprieve from the extreme UV conditions typical of the earlier summer months, where indices soared up to 12. As the year winds down, the trend indicates a gradual decrease in UV radiation, following a consistent pattern of high exposure during the peak months of April through August. Emphasizing sun safety remains essential even in winter, though December's lower index allows for longer periods outdoors without the intense risk of sunburn. For more detailed information on seasonal variations, you can explore Dauphin Island UV Index.

Maximum UV Index Levels in Dauphin Island for December

The chart shows the monthly maximum UV Index (UVI) for Dauphin 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.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121210864
Data source: Dauphin 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 Dauphin Island

As the year draws to a close, December in Dauphin Island offers a delightful respite with 226 hours of sunshine, a fitting farewell to the vibrant solar embrace experienced throughout the year. Following the peak of 331 hours in May, the sunny days begin a gentle taper, yet December's bright skies still provide an inviting warmth. Interestingly, the trend shows a consistent decline in daylight hours from mid-spring through the winter months, with June and July maintaining stunning highs before the gradual descent begins. Even in December, the comforts of sunshine remain present, hinting at the island's enduring charm, making it a lovely destination for those seeking a little winter warmth and a touch of coastal magic.

Monthly Sunshine Duration in Dauphin Island: December Highlighted

The December sunshine duration represents the total number of hours Dauphin 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h218h282h294h331h300h322h314h282h286h264h226h
Data source: Dauphin Island December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dauphin Island During December

As December rolls around in Dauphin Island, the likelihood of sunny weather stands at 48%, a noticeable increase compared to the summer months, which see the lowest chances of sunshine at just 26% in July. Following the warm days of November, where the sun makes an appearance 68% of the time, December offers a more balanced outlook, echoing October's 48%. This trend suggests that while winter brings cooler temperatures, there remains a significant opportunity for sunny days, making it a pleasant time for visitors looking to escape the harsher winter climates elsewhere. Thus, December's weather strikes a refreshing balance between comfort and occasional glimpses of winter sunshine.

Percentage of Sunny Days in December in Dauphin Island

The chart illustrates the percentage of sunny days in Dauphin 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 Dauphin Island experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%40%41%52%45%30%26%36%44%48%68%48%
Data source: Dauphin Island December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dauphin Island in December

In Dauphin Island, United States, daylight duration experiences a dynamic ebb and flow throughout the year. Starting in January with 10 hours of daylight, the months progressively brighten, peaking in June at an impressive 14 hours. This seasonal crescendo gives way to a gradual decline as summer transitions to fall, with daylight tapering back to 10 hours by December. Notably, the shorter days of winter mirror those at the beginning of the year, creating a rhythmic cycle that highlights the island's temperate climate. This trend underscores the beautiful variances of light, allowing residents and visitors to enjoy both the long, sunlit summer days and the cozy ambiance of the winter months.

Average Daylight Hours in Dauphin Island for December

The chart illustrates the variation in daylight duration in Dauphin 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 25m11h 7m12h12h 55m13h 40m14h 3m13h 50m13h 10m12h 18m11h 23m10h 36m10h 12m
Data source: Dauphin Island daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dauphin Island

The December winds in Dauphin Island bring a breath of crisp, refreshing air as average wind speeds hover around 5.4 m/s (12 mph). Observing the months leading up to December, there is a noticeable trend of decreasing wind speeds, with the summer months featuring notably calmer conditions, particularly in July, where speeds drop to just 3.9 m/s (9 mph). As the year transitions towards winter, wind activity gradually picks up, reaching a consistent level of around 5.4 m/s in both November and December. This slight uptick signals the onset of winter storms, creating a delicate balance of tranquility and briskness, perfect for those who appreciate the serene yet invigorating vibe of island life in the cooler months.

Average December Wind Speed in Dauphin Island

The chart displays monthly wind speed patterns in Dauphin 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.16.46.15.65.95.73.94.94.65.35.45.4 m/s
Data source: Dauphin Island December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dauphin Island Compares to Other Months

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

December weather generally feels milder than January, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 22°C (72°F). In contrast, January experiences a drop in minimum temperatures, reaching lows of -1°C (31°F) while still hovering around an average high of 23°C (73°F). Precipitation is more frequent in December, with rain on approximately 12 days and a total of 142 mm (5.6 in), compared to January's 95 mm (3.7 in) over 9 days. Additionally, December has higher humidity levels at 87%, slightly decreasing to 82% in January. For more information on January weather specifics, check out Dauphin Island weather in January.

December and February weather on Dauphin Island showcase some similarities yet also distinct differences. While both months have an average temperature of 16°C (60°F), December experiences warmer minimum temperatures at 5°C (42°F) compared to February’s cooler 0°C (32°F). In terms of maximum temperatures, February slightly edges out December with a peak of 23°C (73°F) compared to 22°C (72°F). Precipitation levels are also noteworthy; December sees more rain, with 142 mm (5.6 in) across 12 days, while February has 114 mm (4.5 in) over 11 days. Additionally, February features lower humidity at 80%, compared to December's more humid 87%. For more details on February weather, check out Dauphin Island weather in February.

In December, the weather is characterized by milder temperatures, with an average of 16°C (60°F), while the maximum can reach up to 22°C (72°F). The month experiences relatively high humidity at 87% and receives significant rainfall, totaling 142 mm (5.6 in) over about 12 days. In contrast, March sees a slight increase in average temperature to 18°C (64°F) and a higher maximum of 25°C (77°F). Precipitation is notably lower at 74 mm (2.9 in) across roughly 9 days, and humidity decreases to 80%. For those interested in more specific details about the weather patterns, you can check out the Dauphin Island weather in March.

In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 22°C (72°F), with an average of 16°C (60°F). The month experiences considerable precipitation, totaling 142 mm (5.6 in) over approximately 12 days, leading to a high humidity level of 87%. In contrast, April boasts milder temperatures, with a minimum of 9°C (49°F) and a maximum of 25°C (77°F), averaging 20°C (69°F). Although April sees slightly less precipitation at 119 mm (4.7 in) over 9 days, the humidity is lower at 78%. For more detailed information on April weather, you can check out Dauphin Island weather in April.

December and May present contrasting weather patterns. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 22°C (72°F), with an average of 16°C (60°F). The month sees significant precipitation, totaling 142 mm (5.6 in) over about 12 days, accompanied by high humidity levels at 87%. In contrast, May brings milder weather, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F) and an average of 24°C (76°F). Precipitation is lower in May, at 104 mm (4.1 in) across 9 days, and humidity is also reduced to 73%. For more detailed information, visit Dauphin Island weather in May.

When comparing the weather in December and June, notable differences emerge. December experiences milder temperatures with a minimum of 5°C (42°F) and an average of 16°C (60°F), while June sees much warmer conditions, beginning at a minimum of 23°C (73°F) and averaging 27°C (81°F). Precipitation is more abundant in June, with 232 mm (9.2 in) over 16 days, compared to December's 142 mm (5.6 in) over 12 days. Humidity levels are also lower in June at 71%, compared to a higher 87% in December. For a more detailed look at June weather, check out Dauphin Island weather in June.

When comparing the weather in December and July, the differences are quite striking. December features milder temperatures with a minimum of 5°C (42°F) and an average of 16°C (60°F), peaking at a maximum of 22°C (72°F). In contrast, July experiences much warmer conditions, with minimum temperatures around 24°C (76°F) and averaging 28°C (83°F), reaching up to 31°C (88°F). Precipitation is also notable during both months; December has about 142 mm (5.6 in) over 12 days, while July is slightly wetter with 159 mm (6.3 in) spread across 18 days. Humidity levels are higher in December at 87%, compared to 79% in July. For a detailed insight into July's weather, you can check Dauphin Island weather in July.

December and August present distinctly different weather patterns. In December, temperatures are much cooler, with minimums around 5°C (42°F) and average highs reaching 22°C (72°F), accompanied by high humidity at 87%. This month also sees significant precipitation, totaling 142 mm (5.6 in) over approximately 12 days. Conversely, August is characterized by warmth, with minimum temperatures of 24°C (76°F) and average highs around 31°C (88°F). It experiences even heavier rainfall, totaling 243 mm (9.6 in) across about 20 days, although humidity is slightly lower at 78%. For more detailed information on August weather, you can visit Dauphin Island weather in August.

December weather is noticeably cooler than September, with minimum temperatures starting at 5°C (42°F) compared to 20°C (68°F) in September. The average temperature in December is 16°C (60°F), while September sees a warmer average of 27°C (81°F). In terms of precipitation, September is wetter with 218 mm (8.6 in) over 13 days, whereas December has 142 mm (5.6 in) of rain across 12 days. Humidity is also slightly higher in December at 87%, compared to 80% in September. For a more detailed look at September weather, check out Dauphin Island weather in September.

When comparing the weather patterns of December and October, notable differences emerge in temperature and humidity levels. December experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 16°C (60°F), while October boasts higher temperatures, with a minimum of 10°C (51°F) and an average of 24°C (76°F). Additionally, October tends to be drier, receiving 134 mm (5.3 in) of precipitation over 11 days, compared to December's 142 mm (5.6 in) over 12 days. The humidity also varies, with December averaging 87%, creating a more saturated atmosphere than October's 76%. For more detailed information, check out Dauphin Island weather in October.

In comparing the weather of December and November, December experiences slightly cooler temperatures, with minimums around 5°C (42°F) and maximums reaching 22°C (72°F), versus November’s range of 4°C (40°F) to 25°C (78°F). Additionally, December is characterized by significantly higher precipitation, totaling 142 mm (5.6 in) over 12 days, compared to November's 49 mm (1.9 in) over just 6 days. The humidity remains relatively high in both months, with December at 87% and November at 83%. For more detailed insights, you can check out Dauphin Island weather in November.

Compare Dauphin Island's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dauphin Island

As December settles in on Dauphin Island, the weather shifts into a cooler, yet still temperate phase compared to the warmer months of the year. With average temperatures dipping to a mild 16°C (60°F), residents and visitors experience a refreshing break from the summer heat. The month is marked by an increase in precipitation, with about 12 wet days contributing to a total of 142 mm (5.6 inches), making it one of the wetter months. This rise in humidity, averaging around 87%, adds a different feel to the crisp winter air. Overall, December combines a unique blend of warmth and moisture, distinct from the hotter summer months, creating a perfect atmosphere for enjoying the island’s winter charm. For more detailed insights, visit Dauphin Island Climate.