Last updated: August 21, 2025
Experience the charming December weather in Cox's Bazar, Bangladesh, where temperatures hover between a comfortable minimum of 15°C (59°F) and a maximum of 30°C (86°F). The average temperature settles around 22°C (72°F), making it an ideal time for beachgoers and travelers alike. With only 15 mm (0.6 in) of precipitation over 2 days, enjoy mostly dry conditions as you explore this stunning coastal destination. Expect a pleasant humidity level of 64%, ensuring a tropical feel while you bask in the serenity of one of the world's longest natural sea beaches.
In Cox's Bazar, Bangladesh, December ushers in a refreshing shift in temperatures, presenting a delightful blend of coolness and warmth for visitors. With minimums around 15°C (59°F) and averages settling at 22°C (72°F), the month offers comfortable days ideal for beach lounging or exploring the scenic coastline. The maximum temperatures reach a pleasant 30°C (86°F), providing plenty of sunshine without the oppressive heat of the peak summer months. This transitional period not only enhances outdoor experiences but also marks a notable drop from the sweltering peaks of May, illustrating a gradual cooling trend that invites travelers to enjoy the stunning landscapes and vibrant culture of this coastal gem.
December in Cox's Bazar, Bangladesh, marks a subtle transition in precipitation patterns as the region winds down from the heavy monsoon season. With 15 mm (0.6 in) of rainfall over 2 days, the month is relatively dry compared to the torrential downpours of the summer months, where June and July witness staggering totals of 644 mm (25.3 in) and 769 mm (30.3 in) respectively. This decline in rainfall reflects a gradual decrease that begins in November, which experiences 40 mm (1.6 in) over just 3 days. As December unfolds, the coastal landscape gradually shifts towards a drier season, setting a tranquil backdrop for the cool winter months ahead.
In Cox's Bazar, Bangladesh, December marks a noticeable transition in humidity levels as the year draws to a close. With humidity dropping to 64%, it provides a brief respite from the sweltering peak levels experienced in the summer months, particularly in July and August when humidity peaks at a steamy 86%. As the year progresses from the relatively dry 61% in January to 83% in May, the trend of increasing humidity culminates in the summer before a gradual decline begins. December, therefore, not only heralds cooler temperatures but also signals an easing of the muggy air, making it a more pleasant time for visitors to enjoy the coastal beauty of this vibrant locale.
In December, Cox's Bazar experiences a UV Index of 7, categorized as high, which indicates an increase in safety compared to the preceding months' extreme values. After a summer marked by the highest readings of 13 from June to September, the UV levels drop significantly, mirroring November's 8 as the region transitions into a milder winter. With a burn time of just 25 minutes, December allows for more comfortable outdoor activities while still requiring caution against sun exposure. Overall, this month marks a return to a more moderate environment, providing an ideal opportunity to enjoy Cox's Bazar's beautiful beaches while staying sun-safe. For more insights on UV levels, check out Cox's Bazar UV Index.
UV Risk Categories
As December arrives in Cox's Bazar, Bangladesh, visitors can expect a delightful embrace of sunshine, with 305 hours of daylight illuminating the shores. This month signals a gradual transition from the vibrant heights of May, which boasts an impressive 352 hours, to a more moderate yet still generous amount of sunshine. Interestingly, as the year winds down, the daylight hours settle around the 300-hour mark, a trend that showcases a gradual decline from the peak summer months. With December's sunshine enveloping the scenic landscape, it's a perfect time for beachgoers and nature lovers alike to enjoy this coastal paradise before the year closes.
In December, Cox's Bazar enjoys a favorable chance of sunny weather, with a 74% likelihood of sunshine gracing the popular beach destination. This marks a decline from the peak of 92% in January and 88% in February, revealing a gradual transition into the winter months. However, the December sun remains a delightful surprise amidst the preceding rain-soaked summer months where chances plummet to as low as 5% in July. As the year winds down, the sunny disposition of December, bolstered by the previous month’s 76% sun probability, offers visitors an inviting escape to enjoy the area's breathtaking landscapes and vibrant beach culture.
In Cox's Bazar, Bangladesh, December marks a transition towards shorter days, with daylight lasting for approximately 10 hours. Following a gradual increase in daylight from 10 hours in January to 13 hours in May through July, the month of December sees a slight retreat, echoing the trend of diminishing light as the year ends. After a peak summer stretch, daylight begins to taper off again in the subsequent months, returning to a 10-hour span by December. This cyclical pattern of daylight not only highlights the natural rhythm of the seasons but also sets the stage for cozy winter evenings along the beautiful coastline.
As December settles over Cox's Bazar, the coastal winds begin to reflect a mild but steady rhythm, with an average wind speed of 3.4 m/s (8 mph). Following a pattern set earlier in the year, December shows a slight uptick from the calmer autumn months, indicating a transition towards the more dynamic winter season. The wind speeds during this time are reminiscent of the summer's gentle breezes, particularly in June and July, where speeds peaked at 4.5 m/s and 4.7 m/s respectively. However, as the holidays approach, the winds provide a refreshing contrast to the humidity of the region's peak months, making December an ideal time for beach strolls and seaside activities, where the soothing whispers of the wind add to the tranquil atmosphere of this stunning locale.
Weather in Cox's Bazar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Cox's Bazar, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in Cox's Bazar typically range from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), averaging around 22°C (72°F). This month sees light precipitation of about 15 mm (0.6 in) over approximately two days, with humidity at 64%. In contrast, January experiences slightly cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 28°C (82°F), averaging 21°C (69°F). Precipitation decreases to 13 mm (0.5 in), occurring on just one day, while humidity remains slightly lower at 61%. For more detailed weather information, you can check Cox's Bazar weather in January.
In December, the weather in Cox's Bazar presents mild conditions, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 30°C (86°F) and an average of 22°C (72°F). The month sees a modest amount of rainfall, totaling 15 mm (0.6 in) over approximately two days, and humidity levels sit at around 64%. In contrast, February experiences slightly cooler temperatures, with a minimum of 14°C (57°F) and a maximum of 29°C (85°F), while still maintaining the same average of 22°C (72°F). This month is notably drier, with just 1 mm (0.0 in) of precipitation and no rainy days, contributing to a marginally higher humidity level of 65%. For more detailed information, you can check out Cox's Bazar weather in February.
In December, the weather is characterized by milder temperatures, with a minimum of 15°C (59°F) and an average of 22°C (72°F), reaching a maximum of 30°C (86°F). The month sees minimal precipitation of 15 mm (0.6 in) over just 2 days, and humidity levels are relatively comfortable at 64%. In contrast, March experiences warmer and more humid conditions, with temperatures ranging from a minimum of 18°C (65°F) to an average of 26°C (78°F) and a peak of 34°C (93°F). The precipitation increases to 27 mm (1.1 in) over the same 2 days, resulting in a higher humidity level of 74%. For a closer look at March weather specifics, you can check Cox's Bazar weather in March.
In December, the weather in Cox's Bazar features milder temperatures, with minimums around 15°C (59°F) and maximums reaching 30°C (86°F). The average temperature is a comfortable 22°C (72°F), accompanied by relatively low humidity at 64% and minimal precipitation of 15 mm over just 2 days. In contrast, April brings warmer conditions, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 34°C (94°F) and an average of 28°C (83°F). The humidity rises to 78%, and precipitation increases to 29 mm across 4 days. For more details, visit Cox's Bazar weather in April.
In December, the weather in Cox's Bazar is relatively mild, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 30°C (86°F). The average temperature hovers around 22°C (72°F), accompanied by low precipitation of just 15 mm (0.6 in) over two days and a humidity level of 64%. In contrast, May brings significantly warmer conditions, with temperatures starting at a minimum of 23°C (75°F) and peaking at 36°C (97°F). The average temperature rises to 29°C (84°F), while precipitation escalates to 95 mm (3.7 in) across 15 days, leading to higher humidity at 83%. For a detailed outlook, check this link: Cox's Bazar weather in May.
December and June present strikingly different weather patterns. In December, temperatures range from a pleasant 15°C (59°F) at night to a warm 30°C (86°F) during the day, accompanied by relatively low humidity at 64% and minimal rainfall, totaling just 15 mm over two days. In contrast, June experiences significantly warmer temperatures, with nightly lows of 25°C (77°F) and daytime highs peaking at 33°C (92°F). The month is characterized by high humidity at 82% and substantial precipitation, receiving an impressive 644 mm (25.3 in) over 28 days. For more specific details, refer to Cox's Bazar weather in June.
When comparing the weather in December and July, notable differences emerge. December enjoys milder temperatures, with minimums around 15°C (59°F) and maximums reaching 30°C (86°F), while averaging at a comfortable 22°C (72°F). It also experiences relatively low precipitation, with just 15 mm (0.6 in) over two days, and humidity levels sit at 64%. In contrast, July is considerably warmer, with minimums of 25°C (77°F) and maximums peaking at 32°C (89°F), averaging 27°C (82°F). However, this month brings significant rainfall, totaling 769 mm (30.3 in) spread over 30 days, accompanied by high humidity levels of 86%. For further details, check out Cox's Bazar weather in July.
When comparing the weather in December and August, notable differences emerge. December features a more pleasant temperature range, with minimums around 15°C (59°F) to maximums of 30°C (86°F), and average temperatures around 22°C (72°F). Precipitation in December is relatively low, averaging just 15 mm (0.6 in) over only 2 days, and humidity levels sit at a manageable 64%. In contrast, August presents a much warmer climate, with minimum temperatures starting at 25°C (77°F) and average temperatures around 28°C (82°F), peaking at 31°C (88°F). However, this month also brings significant rainfall, with approximately 445 mm (17.5 in) spread over 30 days and humidity levels rising to 85%. For more detailed insights, check out Cox's Bazar weather in August.
When comparing the weather in December to September, it's clear that December is significantly milder and drier. In December, temperatures range from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), with an average of 22°C (72°F) and only 15 mm (0.6 in) of precipitation over just 2 days. In contrast, September experiences much warmer temperatures, with a minimum of 25°C (77°F) and reaching up to 32°C (90°F), averaging around 28°C (82°F). It is also marked by heavy rainfall, receiving 331 mm (13.0 in) of precipitation over 26 days, contributing to a higher humidity level of 81%. For more detailed information, refer to Cox's Bazar weather in September.
Comparing the weather in December and October reveals notable differences. In December, temperatures range from a minimum of 15°C (59°F) to a maximum of 30°C (86°F), with an average temperature of 22°C (72°F). The month experiences significantly lower precipitation, with only 15 mm (0.6 in) over just 2 days and a humidity level of 64%. In contrast, October boasts warmer temperatures, ranging from a minimum of 22°C (71°F) to a maximum of 33°C (91°F), with an average of 27°C (82°F). However, it is much wetter, receiving 224 mm (8.8 in) of rain over 18 days, accompanied by higher humidity at 78%. For more details on the rain patterns, you can check Cox's Bazar weather in October.
In comparing the weather of December and November, December exhibits a slightly cooler temperature range with a minimum of 15°C (59°F) and an average of 22°C (72°F), while November sees higher temperatures with a minimum of 19°C (67°F) and an average of 26°C (78°F). Additionally, December has less precipitation at 15 mm (0.6 in) over 2 days, compared to November's 40 mm (1.6 in) spread across 3 days. Humidity levels are also somewhat lower in December at 64%, compared to November's 70%, contributing to a more comfortable climate. For more details on November weather conditions, check out Cox's Bazar weather in November.
As December descends upon Cox's Bazar, the weather transforms into a delightful blend of mild temperatures and refreshing breezes, setting it apart from the more humid and sweltering summer months. With maximum temperatures hovering around a comfortable 30°C, visitors can enjoy the stunning beaches without the oppressive heat typical of other seasons. The average temperature drops to a pleasant 22°C, while minimal rainfall and low humidity add to the month’s appeal, creating perfect conditions for exploration and relaxation. Whether you're wandering through local markets or lounging by the sea, December offers a unique charm that makes it an ideal time to experience the beauty of this coastal gem. For more detailed information, check out Cox's Bazar Climate.