Last updated: August 21, 2025
December in Narayanganj, Bangladesh ushers in a pleasant climate characterized by a maximum temperature of 30°C (86°F) and a comfortable average of 20°C (68°F), while nighttime temperatures dip to a cool 12°C (53°F). With an average humidity of 64%, the air remains refreshingly crisp. This month sees minimal rainfall, accumulating just 56 mm (2.2 in) over two days, making it an ideal time for outdoor activities and exploration. Embrace this delightful weather as the year winds down, offering picturesque days and cooler nights.
As December settles over Narayanganj, Bangladesh, the city experiences a distinct shift towards cooler temperatures, with minimums dipping to 12°C (53°F) and daily averages hovering around 20°C (68°F). This month marks a gradual decline from the warmer averages seen in November, showcasing a refreshing transition as maximum temperatures reach a comfortable 30°C (86°F). The overall trend from November also indicates a notable drop in both nighttime warmth and daily highs, setting the stage for the cooler months ahead. With its mild climate, December makes for an inviting time to explore the vibrant culture and scenic beauty that Narayanganj has to offer.
In Narayanganj, Bangladesh, December marks a transitional period in precipitation patterns, with rainfall totaling 56 mm (2.2 in) over just 2 days. This amount reflects a notable increase from the preceding months, especially after November's modest 36 mm. The precipitation in December is a stark contrast to the summer months, where the region experiences staggering rainfall peaking in June with 382 mm and July at 341 mm. As the year winds down, the relatively low number of rainy days suggests that while the monsoon’s intensity has diminished, the residual moisture still contributes to the local climate, encapsulating the region's diverse weather patterns throughout the months.
As December rolls around in Narayanganj, Bangladesh, humidity begins to settle at a comfortable 64%, marking a significant dip from the peak of 82% experienced in September. Throughout the year, the region witnesses a gradual increase in humidity, peaking in the sweltering monsoon months of July and August. Following the heavy rains of June, which register at 72%, December's embrace of lower humidity hints at a transition towards winter, offering a refreshing relief. Despite this drop, December still reflects a notable humidity level compared to the cooler, drier months earlier in the year, like January at 57% and February at 50%. This trend underlines how Narayanganj navigates its seasonal shifts, balancing heat with refreshing breezes as the year draws to a close.
As December rolls into Narayanganj, Bangladesh, the UV Index dips to 6, categorized as high. This shift hints at a gradual decrease in solar intensity compared to the extremes felt in the summer months, where the UV levels soared to 13. With a burn time of 25 minutes, it's essential for residents and visitors to remain vigilant under the sun, even as we transition into cooler weather. Previous months showcased a striking trend of intense UV exposure, particularly in May through October, reinforcing the need for sun protection during those peak times. As we embrace the winter season, be sure to scale back on sun exposure while remaining informed. For more insights, check out Narayanganj UV Index.
UV Risk Categories
In Narayanganj, Bangladesh, December welcomes a delightful 278 hours of sunshine, contributing to the region's overall annual luminosity. As the year winds down, the sunlight hours reflect a slight decrease from previous months while still maintaining a pleasant brightness. This pattern follows the gradual decline observed from the sun-soaked peaks of March with 325 hours and April at 315 hours, transitioning into the slightly muted but still cheerful winter months. As the year progresses, December’s hours remain noteworthy, comfortably seated among colder months that generally feature less sunlight, showcasing the beauty of a city that enjoys rich sunlight across the year.
In Narayanganj, Bangladesh, the likelihood of sunny weather sees a notable shift as the year progresses. With a striking 85% chance of sun in January, the month kicks off the year with bright skies. This sunny trend gradually diminishes, dropping to 64% by December. Throughout the transitional months, the sunshine probability fluctuates, peaking in the cooler months before the heavy rains of June and July quench the skies. As the year draws to a close in December, while the chance of clear weather remains decent, it’s a noticeable dip compared to the earlier months, setting a cozy yet slightly cloudier tone for the festive season.
In Narayanganj, Bangladesh, December ushers in a return to shorter days, characterized by just 10 hours of daylight. This reduction is part of a clear annual cycle, where daylight duration gradually increases from 10 hours in January to a peak of 13 hours around May to July during the summer months. As the seasons shift, the sunlight wanes, with hours dipping back to 11 in October and 10 again by November. This rhythmic ebb and flow of daylight illuminates the changing seasons, reflecting the region's transition from vibrant summer days to the cooler, shorter days of winter.
As December unfolds in Narayanganj, the average wind speed lightly settles at 2.0 m/s (4 mph), mirroring the gentle breezes of January and October. Following a notable increase during the summer months, when winds reached their peak at 3.7 m/s (8 mph) in June, the colder months bring a comforting calm. The gradual decline from late summer, represented by August’s 3.0 m/s (7 mph), underscores a seasonal transition towards stillness. This steady pattern reflects the region’s shifting climate, where the cooler December air contrasts gently with the more vigorous gusts of earlier in the year, creating a serene atmosphere that heralds the approaching winter.
Weather in Narayanganj varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Narayanganj, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather is generally warmer with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F). The month sees moderate precipitation, averaging 56 mm (2.2 in) over two days, along with a humidity level of 64%. In contrast, January experiences slightly cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 29°C (85°F), while the average temperature drops to 18°C (65°F). Notably, January is much drier, receiving only 3 mm (0.1 in) of rain over no days, and the humidity decreases to 57%. For a more detailed look at the weather specifics, you can check Narayanganj weather in January.
In December, temperatures range from a pleasant 12°C (53°F) at night to a warm 30°C (86°F) during the day, with an average of 20°C (68°F). The month experiences moderate precipitation of 56 mm (2.2 in) over just two days and maintains a humidity level of 64%. In contrast, February sees slightly cooler nighttime temperatures, with a minimum of 10°C (50°F) and a higher daytime maximum of 34°C (93°F) for an average of 21°C (70°F). Notably, February is much drier, with only 8 mm (0.3 in) of precipitation over the same two days, and a lower humidity level of 50%. For more detailed insights, check out Narayanganj weather in February.
In December, the weather is generally milder with a temperature range from a minimum of 12°C (53°F) to a maximum of 30°C (86°F), experiencing an average temperature of 20°C (68°F). The month sees around 56 mm (2.2 in) of rainfall over just 2 days, contributing to a relatively high humidity level of 64%. In contrast, March tends to be hotter, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 36°C (97°F), and an average temperature of 26°C (79°F). Precipitation is lower at 40 mm (1.6 in) but occurs over 6 days, resulting in a reduced humidity level of 41%. For more details on March weather, check out Narayanganj weather in March.
In December, the weather is relatively mild, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F) and an average of 20°C (68°F). The month experiences low precipitation, totaling 56 mm (2.2 in) over just 2 days, and a moderate humidity of 64%. In contrast, April brings much hotter conditions, with temperatures starting at a minimum of 20°C (68°F) and soaring to a maximum of 38°C (100°F), averaging 28°C (83°F). This month is significantly wetter, receiving 189 mm (7.4 in) of rain over 14 days, accompanied by a lower humidity level of 45%. For more detailed information, you can check Narayanganj weather in April.
December and May present quite contrasting weather patterns. In December, temperatures range from a minimum of 12°C (53°F) to a maximum of 30°C (86°F), with an average of 20°C (68°F), making it relatively mild. Precipitation is minimal, with only 56 mm (2.2 in) of rainfall over just 2 days, and humidity rests at 64%. In stark contrast, May boasts higher temperatures, starting at a minimum of 21°C (69°F) and reaching up to 36°C (97°F), with an average of 29°C (84°F). This month sees substantial rainfall, totaling 232 mm (9.1 in) across 20 days, combined with slightly higher humidity at 69%. For more detailed insights about the weather in May, refer to Narayanganj weather in May.
December and June present strikingly different weather patterns. In December, temperatures range from a mild 12°C (53°F) to a warm 30°C (86°F), with an average of 20°C (68°F). The month sees relatively low precipitation, totaling just 56 mm (2.2 in) over only two days and a humidity level of 64%. In contrast, June is much warmer, with temperatures varying between a minimum of 24°C (76°F) and a maximum of 36°C (96°F), averaging 29°C (85°F). However, June is significantly wetter, with 382 mm (15.1 in) of rain falling across 27 days and humidity rising to 72%. For more details, you can check Narayanganj weather in June.
In December, the weather in Narayanganj is typically mild, with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 30°C (86°F). The month sees relatively low precipitation at 56 mm (2.2 inches) and just two days of rain, accompanied by a comfortable humidity level of 64%. In contrast, July is much warmer and more humid, with temperatures averaging between 25°C (78°F) and 36°C (98°F). This month experiences significant rainfall, totaling 341 mm (13.4 inches) spread over 29 days, leading to higher humidity levels at 81%. For a more detailed look at the weather conditions, you can refer to Narayanganj weather in July.
December and August present stark contrasts in weather conditions. In December, temperatures range from a mild 12°C (53°F) at night to a comfortable average of 20°C (68°F), peaking at 30°C (86°F) during the day. This month sees relatively low precipitation, with only 56 mm (2.2 in) falling over just two days, and humidity levels at 64%. In contrast, August experiences much warmer temperatures, with nighttime lows of 26°C (80°F) and daily averages reaching 29°C (85°F), climbing to a sweltering maximum of 36°C (96°F). Additionally, August is considerably wetter, receiving 260 mm (10.2 in) of rainfall over 27 days, accompanied by higher humidity at 78%. For more detailed insights on August weather, you can check Narayanganj weather in August.
In December, temperatures are notably cooler, with a minimum of 12°C (53°F) and an average of 20°C (68°F), reaching a maximum of 30°C (86°F). The humidity is relatively moderate at 64%, and rainfall is minimal, with only 56 mm (2.2 in) expected over just 2 days. In contrast, September brings much warmer conditions, with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 36°C (97°F) and an average of 29°C (85°F). This month is significantly wetter, accumulating 227 mm (8.9 in) of precipitation across 24 days, accompanied by higher humidity levels at 82%. For more detailed insights on September’s climate, you can check Narayanganj weather in September.
Comparing December and October weather reveals notable differences. In December, temperatures range from a minimum of 12°C (53°F) to a maximum of 30°C (86°F), with an average of 20°C (68°F). This month experiences relatively low precipitation, totaling 56 mm (2.2 inches) over just 2 days, and humidity levels are around 64%. In contrast, October boasts warmer temperatures, with a minimum of 20°C (69°F), an average of 28°C (83°F), and a maximum of 36°C (97°F). It is also significantly wetter, with 174 mm (6.9 inches) of rain spread over 15 days and higher humidity at 78%. For more details on October weather, check out Narayanganj weather in October.
December weather in Narayanganj shows slightly cooler temperatures compared to November, with minimums dropping from 16°C (61°F) in November to 12°C (53°F) in December. The average temperature also decreases from 24°C (76°F) in November to 20°C (68°F) in December, while maximum temperatures remain relatively similar, peaking at 30°C (86°F) in December compared to 32°C (90°F) in November. Precipitation is slightly higher in December, totaling 56 mm (2.2 in) over just 2 days, compared to November’s 36 mm (1.4 in) over 3 days. Humidity levels are slightly lower in December at 64%, compared to 68% in November. For more details, you can check Narayanganj weather in November.
In December, Narayanganj experiences a refreshing shift in weather compared to other months. With comfortable temperatures averaging around 20°C, the city offers a pleasant climate that invites outdoor activities and exploration. The relatively low humidity of 64% further enhances the charm of this month, making it a delightful time for both locals and visitors. Unlike the heavier rainfalls of the monsoon season, December enjoys only two days of light precipitation, ensuring that the skies are mostly clear and bright. This transition into winter also marks a perfect escape from the heat of previous months, making it an ideal time to enjoy the unique beauty of Narayanganj. For more in-depth insights, check out Narayanganj Climate.