December Weather in Port Douglas, Australia

Last updated: February 26, 2025

December in Port Douglas, Australia offers a tropical climate characterized by warm temperatures and significant rainfall. With maximum temperatures soaring to 33°C (91°F) and an average of 26°C (79°F), visitors can expect a balmy atmosphere perfect for beach activities. However, the month also brings considerable precipitation, totaling 234 mm (9.2 in) over approximately 18 days, which contributes to a high relative humidity of 75%. While the rain can be frequent, the lush surroundings and vibrant wildlife thrive, making this a unique time to experience the natural beauty of this coastal paradise.

December Temperature in Port Douglas

In December, Port Douglas, Australia, welcomes the summer heat with temperatures that typically range from a minimum of 23°C (74°F) to a maximum of 33°C (91°F). The average temperature settles comfortably at 26°C (79°F), signaling the start of the peak season for visitors seeking warm, tropical weather. This marks a notable increase compared to the cooler months, with December's climate being warmer than the previous months, particularly as it shifts from the milder averages of November. As the year draws to a close, the balmy temperatures not only invite outdoor adventures but also create a vibrant atmosphere, perfect for enjoying the beauty of the Great Barrier Reef and the stunning beaches that this coastal paradise has to offer.

December Weather in Port Douglas: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Port Douglas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec798079777370697071757779
Data source: Temperature data for Port Douglas 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 Port Douglas

In December, Port Douglas experiences a significant uptick in precipitation, with 234 mm (9.2 in) of rainfall spread over 18 days. This marks a transition from the relatively drier months of May through October, where the rainfall totals are notably lower. As the year winds down, the tropical climate returns to its more humid state, echoing the much wetter conditions seen in January. Unlike the earlier months, where rain was sparse, December's rainfall not only contributes to the lush landscapes but also sets the tone for the impending wet season. This month serves as a reminder of the area's dynamic weather patterns, highlighting the shift from dry to wetter conditions as the summer holidays approach.

December Precipitation Trends in Port Douglas

The chart displays monthly precipitation patterns in Port Douglas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec49632636618684656435395576234
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Port Douglas

December in Port Douglas marks a transition in humidity, with levels around 75%. This reflects a slight decrease from the peak humidity experienced earlier in the year, particularly in the warmer months of March and February, which boast humidity levels of 83% and 81%, respectively. As the year progresses, humidity generally tapers off from its highs, lending a bit of relief as the holiday season approaches. May and June reach the lowest points at 78%, maintaining a comfortable yet still tropical climate. Overall, December showcases the characteristic warmth and moisture of the region while hinting at the gradual shift towards a drier climate in the coming months.

December Average Humidity in Port Douglas

This chart illustrates the average monthly humidity levels in Port Douglas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%81%83%80%78%78%71%75%72%73%74%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Port Douglas

In December, Port Douglas experiences an extreme UV Index of 16, marking it as one of the highest months for sun exposure in the region. This trend of high UV levels continues throughout the summer, with exceptional ratings persisting from January to March, where daily burn times remain dangerously low at just 10 minutes. The intensity begins to taper slightly in April, with a UV Index of 13, but still falls into the extreme category. From May to July, the UV Index remains notably lower, with levels classified as very high, allowing for a slightly longer burn time at 15 minutes. However, as we approach the end of the year, the UV Index escalates back into the extreme range for the final months, ensuring that sun safety remains a priority for residents and visitors alike. To stay informed and prepared for exposure risks, check the full details at Port Douglas UV Index.

Maximum UV Index Levels in Port Douglas for December

The chart shows the monthly maximum UV Index (UVI) for Port Douglas 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.
JanFebMarAprMayJunJulAugSepOctNovDec16161513108101214151516
Data source: Port Douglas 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 Port Douglas

In December, Port Douglas basks in a glorious 318 hours of sunshine, making it the perfect time to soak up the summer warmth. As the year winds down, the sun-soaked days reflect a trend of increasing daylight, peaking in October and November, where residents and visitors alike enjoy 320 and 322 hours respectively. This rise in sunny hours starkly contrasts with the cooler months, revealing a dynamic shift in the climate. As December approaches, the consistent sunshine feels almost like a grand finale to the year, inviting everyone to revel in outdoor adventures against the backdrop of breathtaking coastal beauty, lush rainforests, and vibrant marine life.

Monthly Sunshine Duration in Port Douglas: December Highlighted

The December sunshine duration represents the total number of hours Port Douglas 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.
JanFebMarAprMayJunJulAugSepOctNovDec224h259h279h283h279h253h275h289h295h320h322h318h
Data source: Port Douglas December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port Douglas During December

December in Port Douglas, Australia, presents a fresh opportunity for sun lovers to bask in warm, sunny weather, with a 42% chance of clear skies. As the year progresses, there's a noticeable trend where the likelihood of sunny days tends to increase through the months. Starting from a modest 10% chance in January, the prospects brighten significantly by May, reaching 58%. Although December's chances dip slightly compared to the peak months, it remains favorable for those seeking a delightful escape amidst the festive season. With a striking blend of tropical ambiance and holiday cheer, Port Douglas invites you to embrace the beauty of its sunny December days.

Percentage of Sunny Days in December in Port Douglas

The chart illustrates the percentage of sunny days in Port Douglas 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 Port Douglas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%14%32%34%58%37%44%49%41%56%43%42%
Data source: Port Douglas December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Douglas in December

In Port Douglas, Australia, December marks a delightful shift in daylight duration, offering an impressive 13 hours of sunshine. This increase is part of a noticeable seasonal trend, where the year begins with consistent 12-hour days from January through March, allowing for ample daylight to bask in the tropical surroundings. As the year progresses into the cooler months of April to September, the daylight slightly dips to 11 hours, creating a cozy atmosphere. However, as spring rolls in, daylight extends back to 12 hours in October and November, culminating in the festive month of December with its longest days of the year. This fluctuation not only enhances outdoor adventures but also enriches the vibrant lifestyle of Port Douglas, inviting residents and visitors alike to revel in its natural beauty.

Average Daylight Hours in Port Douglas for December

The chart illustrates the variation in daylight duration in Port Douglas throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 58m12h 37m12h 9m11h 42m11h 19m11h 8m11h 14m11h 33m11h 59m12h 27m12h 52m13h 4m
Data source: Port Douglas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Port Douglas

As December rolls into Port Douglas, the average wind speed settles at a pleasant 3.0 m/s (7 mph), marking a slight dip from the previous months. This month’s gentle breezes are a charming contrast to the earlier gusts of September, which reached a notable 4.7 m/s (10 mph). Notably, the wind speeds in December reflect the overall trend of fluctuating breezes throughout the year, particularly in the transition from the more blustery months of May and August, to the calmer cadence observed in January through October. This soothing wind adds to the allure of Port Douglas, as visitors embrace its tropical charm and relax under the sun.

Average December Wind Speed in Port Douglas

The chart displays monthly wind speed patterns in Port Douglas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.53.33.74.33.22.84.14.72.63.33.0 m/s
Data source: Port Douglas December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Port Douglas Compares to Other Months

The weather in Port Douglas 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 Port Douglas and find detailed weather information for every month.

December and January demonstrate similar temperature ranges, with both months featuring a minimum of 23°C (74°F), an average of 26°C (79°F in December and 80°F in January), and a maximum of 33°C (91°F in December and 92°F in January). However, January experiences significantly higher precipitation, accumulating 496 mm (19.5 in) over 22 days compared to December's 234 mm (9.2 in) across 18 days. The humidity also increases slightly in January, rising to 79% from December's 75%. For more detailed information, you can visit Port Douglas weather in January.

December and February both feature warm, tropical weather, but there are notable differences between the two months. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 33°C (91°F), with an average of 26°C (79°F). The month experiences significant rainfall, totaling 234 mm (9.2 in) over 18 days, resulting in a humidity level of 75%. In contrast, February sees slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 34°C (94°F), averaging 27°C (80°F). Rainfall increases to 326 mm (12.8 in) spread over 21 days, contributing to an even higher humidity of 81%. For a more detailed look at February weather, visit Port Douglas weather in February.

In December, the weather in Port Douglas features warmer temperatures with a minimum of 23°C (74°F), an average of 26°C (79°F), and a maximum hitting 33°C (91°F). However, December also sees significant rainfall, with 234 mm (9.2 in) of precipitation spread over 18 days and humidity levels averaging around 75%. In contrast, March has a slight dip in the minimum temperature (22°C or 72°F) while maintaining the same average (26°C or 79°F) and maximum (33°C or 92°F). March experiences even heavier rainfall, with 366 mm (14.4 in) over 25 days and increased humidity at 83%. For more detailed insights, you can check Port Douglas weather in March.

December and April present distinct weather patterns in Port Douglas. In December, temperatures range from a warm minimum of 23°C (74°F) to a maximum of 33°C (91°F), while the average sits at around 26°C (79°F). This month is marked by significant rainfall, with 234 mm (9.2 in) of precipitation spread over 18 days and humidity at 75%.

In contrast, April experiences slightly cooler temperatures, ranging from a minimum of 21°C (70°F) to a maximum of 31°C (89°F), with an average temperature of 25°C (77°F). Although it receives less rain, with 186 mm (7.3 in) over 21 days, the humidity increases to 80%. For a more detailed look at the weather specifics in April, you can visit Port Douglas weather in April.

December and May in Port Douglas exhibit notable differences in weather patterns. December boasts higher temperatures, with a minimum of 23°C (74°F) and an average of 26°C (79°F), reaching a maximum of 33°C (91°F). In contrast, May experiences cooler averages, starting at a minimum of 17°C (63°F) and peaking at 27°C (80°F), with an average of 23°C (73°F). Precipitation is also significantly higher in December, totaling 234 mm (9.2 in) over 18 days, while May sees only 84 mm (3.3 in) across 16 days. Despite being slightly more humid in December at 75%, May's humidity remains close at 78%. For more details, check Port Douglas weather in May.

In December, the weather tends to be significantly warmer than in June, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 33°C (91°F). The month experiences higher precipitation levels as well, with a total of 234 mm (9.2 in) over 18 days. In contrast, June has cooler temperatures, with an average ranging from 17°C (62°F) to 26°C (79°F), and substantially less rainfall at 65 mm (2.6 in) over 15 days. While both months feature relatively high humidity levels around 75% for December and 78% for June, the overall climate in December is marked by warmth and increased rainfall compared to the cooler, drier conditions of June. For more detailed insights, you can check Port Douglas weather in June.

December and July exhibit contrasting weather patterns. December is characterized by warmer temperatures, with minimums around 23°C (74°F) and maximums reaching up to 33°C (91°F), while July experiences cooler temperatures, ranging from a minimum of 16°C (61°F) to a maximum of 25°C (77°F). Additionally, December tends to be much wetter, receiving approximately 234 mm (9.2 in) of rainfall over 18 days, compared to July, which sees only 64 mm (2.5 in) over 11 days. Humidity is slightly higher in December at 75%, compared to 71% in July. For more specific details on the weather during July, you can explore Port Douglas weather in July.

When comparing the weather in December and August, it's clear that December experiences significantly warmer temperatures, with a minimum of 23°C (74°F) and an average of 26°C (79°F), contrasting with August's cooler minimum of 16°C (62°F) and an average of 21°C (70°F). December also brings higher maximum temperatures, peaking at 33°C (91°F) compared to August's maximum of 27°C (81°F). Additionally, December is notably wetter, with 234 mm (9.2 in) of precipitation over 18 days, whereas August only sees 35 mm (1.4 in) of rain across 7 days. Despite both months maintaining a humidity level of 75%, the overall climate during December is much more humid and rainier compared to the drier conditions of August. For a more detailed look at August weather, you can check Port Douglas weather in August.

When comparing the weather in December and September, it's clear that December is significantly warmer and wetter. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 33°C (91°F), with an average of 26°C (79°F). The month also experiences high precipitation, totaling 234 mm (9.2 in) over approximately 18 days, coupled with humidity levels around 75%. In contrast, September is much cooler, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 25°C (78°F), averaging 22°C (72°F). Rainfall in September is considerably lower, at 39 mm (1.5 in) over about 10 days, and humidity is slightly lower at 72%. For more detailed insights on September weather, you can explore Port Douglas weather in September.

When comparing the weather in December and October, it's evident that December tends to be hotter and wetter. December's temperatures range from a minimum of 23°C (74°F) to a maximum of 33°C (91°F), with an average of 26°C (79°F). In contrast, October features milder temperatures, with a minimum of 19°C (66°F), an average of 24°C (75°F), and a maximum of 29°C (84°F). Additionally, December experiences significantly more rainfall, with 234 mm (9.2 in) over 18 days, compared to October's 55 mm (2.2 in) over just 9 days. Both months have similar humidity levels, averaging around 75% for December and 73% for October. For more detailed information on October weather, you can visit Port Douglas weather in October.

In December, the weather in Port Douglas tends to be warmer and wetter compared to November. The minimum temperature rises slightly from 21°C (70°F) in November to 23°C (74°F) in December, with an average temperature of 26°C (79°F) versus November's 25°C (77°F). However, December also sees a significant increase in precipitation, totaling 234 mm (9.2 in) over 18 days, compared to November's 75 mm (3.0 in) over 14 days. Despite the higher humidity levels in December at 75%, November's humidity remains similar at 74%. For a more detailed look at November's climate, check out Port Douglas weather in November.

Compare Port Douglas's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Port Douglas

In December, Port Douglas transforms into a tropical paradise, showcasing warmer temperatures and a distinctive shift in humidity compared to other months. With maximums reaching 33°C and a high average of 26°C, visitors can expect a sultry atmosphere under a vibrant sun. However, this lovely weather comes hand-in-hand with increased rainfall, contributing to the 18 days of precipitation that characterize the month. This blend of heat and humidity creates a lush environment, perfect for enjoying the unique beauty of the region. For more insights on weather patterns throughout the year, check out Port Douglas Climate.