Last updated: August 21, 2025
August in Chattogram, Bangladesh is characterized by a warm tropical climate, where maximum temperatures reach around 31°C (88°F), while averaging a comfortable 28°C (83°F). The month is notably humid, with humidity levels averaging an impressive 78%, creating a sultry atmosphere. Precipitation is significant, totaling 446 mm (17.5 in), falling over 29 days, which can lead to frequent showers and an overall lush environment. This combination of warmth and high rainfall captures the essence of the region during this vibrant summer month.
In Chattogram, Bangladesh, August showcases a warm and relatively consistent climate, with temperatures hovering between a minimum of 26°C (79°F) and a maximum of 31°C (88°F). The average temperature remains steady at 28°C (83°F), reflecting the region's tropical nature as it transitions deeper into the monsoon season. This month follows a pattern of gradually increasing warmth from the cooler months of winter, peaking in the summer, and hints at the slight fluctuations as the seasons change. As both the minimum and average temperatures remain relatively stable, August in Chattogram provides a vibrant atmosphere, making it an ideal time to experience the lush greenery enhanced by the rains.
In August, Chattogram continues to experience its monsoon peak, receiving a substantial 446 mm (17.5 in) of precipitation over 29 days. This follows the intense rainfall of July, which recorded a staggering 707 mm (27.8 in), showcasing a trend of heavy downpours that characterize the region during the summer months. The consistent increase in rainfall from May through July reflects the onset of the monsoon season, with June and July leading in terms of precipitation days and volumes. As the month progresses, there's a noticeable decline in rainfall when compared to the preceding months, hinting at a gradual transition towards the drier autumn months ahead. Overall, August's rainfall contributes significantly to the region's lush landscape, while also highlighting the essential rhythm of Chattogram's wet season.
In Chattogram, Bangladesh, the humidity levels experience a notable shift throughout the year, with August exhibiting a significant 78% humidity. This marks a slight drop from the peak levels of 81% in July but remains high as the region transitions into autumn. The trend reveals a gradual increase in humidity starting from February's low of 50% to a peak in July, reflecting the monsoon season's impact. Following August, humidity levels increase again in September to 82%, maintaining a humid atmosphere well into the early months of autumn. Overall, the data illustrates a distinct rise and fall in humidity that characterizes the city's tropical climate, highlighting the persistence of moisture even in late summer.
In August, Chattogram, Bangladesh experiences a searing UV Index of 13, categorizing the exposure as extreme and significantly heightening the risk of sunburn with a mere 10-minute burn time. This mark aligns with the peak intensity observed during the summer months, where UV levels remain consistently high from May through July. As the monsoon season draws to a close and with September still maintaining a high UV Index of 12, residents and visitors should adopt robust sun protection measures throughout this period. For more detailed insights on UV exposure in Chattogram, check out the Chattogram UV Index.
UV Risk Categories
In August, Chattogram basks in approximately 282 hours of sun, making it one of the brighter months of the year. As the peak summer season approaches, the city enjoys a delightful balance of warmth and vibrant daylight. Following a gradual upward trend from January's 245 hours, the sunlight steadily increased, peaking in May with 345 hours. Though August experiences a slight dip compared to its predecessors, it continues to outshine the earlier months—like June and July, which both recorded just over 270 hours each. As the year progresses, the sunlight in Chattogram remains consistently generous, with October and November promising 295 and 296 hours respectively, ensuring that the region’s charm is illuminated throughout the seasons.
August in Chattogram, Bangladesh, marks a significant dip in sunny weather, with only an 8% chance of sun illuminating the typically overcast skies. This stark contrast follows the relentless rainfall of July, where the likelihood of sunshine plummets to a mere 4%. As the monsoon peaks, the region experiences its wettest months, discouraging outdoor activities. Thankfully, the weather begins to improve in September, as the chances of sunlight rise to 16%, foreshadowing a gradual return to brighter days. Overall, the trend clearly indicates that August is not the ideal time for sun-seekers in Chattogram, as cloud cover and rain dominate the month.
In Chattogram, Bangladesh, August marks a subtle transition with approximately 12 hours of daylight. This duration mirrors that of both March and April, signaling the end of the peak summer months, where daylight stretches to 13 hours in May, June, and July. As the year progresses, daylight gradually diminishes, with hours reducing to 11 in October and November, and returning to 10 hours by December. The rhythm of daylight in Chattogram beautifully reflects the changing seasons, offering a blend of vibrant summer abundance and the onset of cooler months.
In August, Chattogram experiences a refreshing breeze with an average wind speed of 4.9 m/s (11 mph), marking a noticeable dip from the peak winds of the earlier monsoon months. This month typically follows the transition of stronger winds in June and July, both averaging around 5.6 m/s to 5.8 m/s (13 mph), which herald the arrival of the rainy season. As the festival season approaches, the winds calm slightly, creating a more temperate atmosphere as the region prepares for the transitioning seasons. Interestingly, the wind speeds begin to decline further as the year closes, with October seeing a drop to 2.8 m/s (6 mph). This fluctuation not only underscores August's role as a bridge between the vibrant summer winds and the calmer autumnal breezes, but also highlights the region's unique climatic cycles.
Weather in Chattogram varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Chattogram, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather patterns. In August, temperatures range from a minimum of 26°C (79°F) to a maximum of 31°C (88°F), with an average of 28°C (83°F). This month is characterized by high humidity at 78% and significant rainfall, totaling 446 mm (17.5 inches) over 29 days. In contrast, January offers a cooler climate with temperatures ranging from a low of 15°C (60°F) to a high of 27°C (81°F), averaging 20°C (69°F). Precipitation is minimal during this month, with only 6 mm (0.3 inches) recorded over just 1 day and lower humidity at 57%. For more details, you can check Chattogram weather in January.
August and February showcase striking contrasts in weather. In August, temperatures range from a minimum of 26°C (79°F) to a maximum of 31°C (88°F), with an average of 28°C (83°F). This month is characterized by high humidity at 78% and significant rainfall, with a staggering 446 mm (17.5 in) of precipitation spread over 29 days. In stark contrast, February sees much milder conditions, with temperatures ranging from 15°C (59°F) to 28°C (82°F), averaging around 22°C (72°F). Additionally, February is notably dry, receiving only 4 mm (0.1 in) of precipitation in just one day and featuring lower humidity at 50%. For more detailed information on February weather, visit Chattogram weather in February.
August and March present strikingly different weather patterns. In August, temperatures range from a minimum of 26°C (79°F) to a maximum of 31°C (88°F), with an average around 28°C (83°F). This month is characterized by high humidity at 78% and significant rainfall, averaging 446 mm (17.5 inches) over 29 days. In contrast, March sees more moderate temperatures, with a minimum of 19°C (66°F) and a maximum of 32°C (91°F), averaging 26°C (78°F). The humidity is much lower at 41%, and precipitation is minimal, averaging just 35 mm (1.4 inches) over 3 days. For a closer look at the weather in March, check out Chattogram weather in March.
When comparing the weather in August and April, notable differences emerge. August experiences higher humidity levels at 78%, contributing to a muggy atmosphere, while April has a much lower humidity of 45%, making it feel more comfortable despite the similar average temperature of 28°C (83°F). The temperatures in August range from a minimum of 26°C (79°F) to a maximum of 31°C (88°F), but with a significantly higher precipitation of 446 mm (17.5 in) over 29 days, often resulting in wet weather. In contrast, April boasts warmer maximum temperatures reaching up to 33°C (92°F) but with much less rainfall, only 71 mm (2.8 in) across just 8 days. For more detailed information about April weather, you can visit Chattogram weather in April.
In comparing the weather between August and May, it's clear that both months experience warm temperatures, though August tends to be slightly cooler on average. In August, temperatures range from a minimum of 26°C (79°F) to a maximum of 31°C (88°F) with an average of 28°C (83°F). In contrast, May boasts higher extremes, with minimums at 24°C (75°F) and maximums reaching 33°C (92°F), resulting in an average temperature of 29°C (84°F).
However, August is characterized by significantly higher precipitation, with 446 mm (17.5 in) falling over 29 days, compared to only 139 mm (5.5 in) over 16 days in May. The humidity also plays a role, reaching 78% in August versus 69% in May, making August feel more oppressive. For more detailed information on May weather specifically, visit Chattogram weather in May.
In comparing the weather between August and June, we find that both months feature similar temperature ranges, with minimums around 26°C (79°F) and averages of 28°C (83°F). However, August experiences slightly less rainfall, with 446 mm (17.5 in) over 29 days compared to June's 642 mm (25.3 in) across 27 days. Additionally, August has a higher humidity level at 78%, compared to June’s 72%. For more detailed information, you can check Chattogram weather in June.
In terms of temperature, both July and August exhibit similar ranges, with average temperatures hovering around 28°C (82°F to 83°F) and maximums reaching 31°C (88°F). However, July experiences slightly cooler minimum temperatures at 25°C (78°F), compared to August’s minimum of 26°C (79°F). When it comes to precipitation, July is noticeably wetter, receiving 707 mm (27.8 in) of rain over 30 days, while August sees a decrease to 446 mm (17.5 in) spread over 29 days. Humidity levels are also higher in July at 81%, compared to August’s 78%. For a more detailed look at these conditions, you can visit Chattogram weather in July.
In August, the weather is characterized by a minimum temperature of 26°C (79°F) and an average of 28°C (83°F), reaching a maximum of 31°C (88°F). However, this month also sees substantial rainfall, with 446 mm (17.5 in) spread over 29 days, contributing to a humidity level of 78%.
Conversely, September maintains similar minimum and average temperatures, yet it reaches a slightly higher maximum of 32°C (90°F). Precipitation decreases to 326 mm (12.8 in) over 25 days, albeit with a slight increase in humidity to 82%. For a detailed overview of September's climate, you can visit Chattogram weather in September.
August and October exhibit distinct weather characteristics. In August, temperatures remain relatively high, with a minimum of 26°C (79°F) and a maximum of 31°C (88°F), while October shows a slightly cooler minimum of 23°C (73°F) but a higher maximum average of 32°C (90°F). Precipitation levels are significantly higher in August, totaling 446 mm (17.5 in) over 29 days, compared to October's 254 mm (10.0 in) across 17 days. Both months share the same humidity level of 78%, creating a similarly humid atmosphere, but October generally feels drier due to the reduced rainfall. For more specific details about October's climate, check out Chattogram weather in October.
In August, Chattogram experiences warm and humid weather, with average temperatures around 28°C (83°F) and significant rainfall of 446 mm (17.5 in) spread over 29 days, creating a lush and tropical environment. In contrast, November brings a noticeable shift, with lower average temperatures of 25°C (78°F) and minimal rainfall, totaling only 42 mm (1.6 in) over 4 days, making it a much drier month. The humidity also drops to 68%, providing a more comfortable atmosphere for outdoor activities. For more insights, you can check Chattogram weather in November.
In August, the weather is characterized by high temperatures and significant rainfall, with a minimum of 26°C (79°F), an average of 28°C (83°F), and a maximum reaching 31°C (88°F). The month experiences heavy precipitation, totaling 446 mm (17.5 in) over 29 days, contributing to a high humidity level of 78%. In contrast, December brings much cooler temperatures, with a minimum of 16°C (61°F), an average of 22°C (71°F), and a maximum of 28°C (83°F). This month sees a dramatic decrease in rainfall, with only 24 mm (0.9 in) falling over just 2 days, and humidity drops to a more comfortable 64%. For a more detailed outlook on December weather, visit Chattogram weather in December.
As August rolls into Chattogram, the weather takes on a distinctly more humid and rainy character compared to other months. With average temperatures hovering around 28°C, the warmth is accompanied by frequent rain, resulting in nearly 30 days of precipitation and a staggering total of 446 mm. This surge in moisture elevates the humidity levels to around 78%, making it one of the wettest months of the year. While this weather can be challenging, it also nourishes the vibrant landscapes of the region. For a deeper look into how this month fits into the broader climate patterns, visit Chattogram Climate.