Last updated: August 21, 2025
October weather in Sylhet, Bangladesh presents a fascinating blend of warmth and humidity. With maximum temperatures reaching 36°C (98°F) and an average of 27°C (80°F), the days remain comfortably warm despite a refreshing minimum temperature of 18°C (64°F) at night. This month is particularly notable for its high humidity levels, averaging around 89%, which can make the heat feel more intense. Rainfall is also a significant feature, with 247 mm (9.7 in) of precipitation over 16 days, often contributing to the lush greenery synonymous with the region. Travelers can expect a vibrant atmosphere marked by both warmth and the occasional rain shower, making October a unique time to experience Sylhet's natural beauty.
In October, Sylhet, Bangladesh, begins to transition from the sweltering heat of summer to a more moderate climate, offering a refreshing change. The minimum temperature rests at a comfortable 18°C (64°F), while the average hovers around 27°C (80°F), just slightly down from the relentless warmth of the preceding months. The maximum temperatures can still reach a high of 36°C (98°F), reflecting the tail end of summer's grip. This month marks a notable shift in the trend, as the region experiences a gradual dip in temperatures, paving the way for the cool embrace of fall and a sense of relief from the previous heatwaves. As the days progress, the climate becomes increasingly delightful, inviting exploration of Sylhet’s stunning landscapes and vibrant culture.
In October, Sylhet experiences a notable transition in its precipitation patterns, with a total of 247 mm (9.7 in) of rain recorded over 16 days. This marks a decline from the preceding months, especially the peaks seen in June and July, when rainfall reached staggering heights of 816 mm (32.1 in) and 895 mm (35.2 in), respectively. As the region bids farewell to the monsoon season, the October rains are substantial, yet significantly lesser than the intense downpours of the summer months. The lush landscapes remain vibrant, providing a backdrop for the gradual cooling temperatures and the anticipation of drier days ahead in November. The contrast in precipitation highlights the shifting climate, as Sylhet prepares for a quieter weather pattern after the torrential rains of the monsoon.
In October, Sylhet experiences a significant shift in humidity, maintaining a high level of 89%, a figure that closely mirrors the previous month's readings. This trend reflects the region's tropical climate, where humidity peaks during the monsoon season. Following the drier months of April and May, which saw lows of 47% and a spike back to 79% in May, the air becomes increasingly saturated through the summer. The gradual rise from 53% in March to 91% in July indicates the build-up to this high humidity, making October feel heavy and tropical. As the year progresses, the levels begin to stabilize, suggesting that while the monsoon may be receding, the lingering moisture keeps the air thick and warm.
In October, Sylhet, Bangladesh experiences a UV Index of 10, categorizing it as very high and indicating a burn time of just 15 minutes. This month marks a notable decrease from the intense extremes of July, where the UV Index peaked at 14. However, even in October, sun safety remains essential as the UV radiation can still be harmful. As the year transitions from the sultry deep summer of May through September to the relatively milder autumn, outdoor enthusiasts should remain vigilant about UV exposure. Comparatively, the months surrounding October show a clear pattern where the UV Index spikes to extreme levels, sharply declines in late autumn, and stabilizes at high levels during the winter months. For a comprehensive understanding of UV safety and implications, check out the detailed insights for Sylhet UV Index.
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October in Sylhet, Bangladesh, shines with a delightful 301 hours of sunshine, marking a vibrant transition into the cooler months. As summer gives way to autumn, this month stands out with a notable abundance of sunlight, slightly less than the peak of March but considerably more than the cloudier days of July. Following a consistent pattern, October typically sees an increase in sunshine compared to the monsoon months of June and July, reflecting a welcome return of clear skies. This trend lays the foundation for a picturesque autumn, making October a perfect time to bask in the warm glow of nature and enjoy the lush landscape of Sylhet.
In Sylhet, Bangladesh, the likelihood of sunny weather experiences a significant shift as October approaches, with a 58% chance of sunshine. This marks a noticeable increase from the dim days of the monsoon, particularly in the preceding months of July and August, where the sun rarely makes an appearance, boasting only a 4% and 5% chance, respectively. As the wet season tapers off, October symbolizes a sweet transition into brighter days, yet it still lingers below the sunnier spells of January and November, which enjoy probabilities of 87% and 82%. With sunshine becoming more frequent, October presents a delightful opportunity for outdoor activities while reflecting the gradual resurgence of clear skies after the rains.
In October, Sylhet, Bangladesh experiences a gentle decline in daylight duration, with the sun gracing the region for approximately 11 hours each day. This marks a subtle shift from the previous months, where longer daylight hours were the norm, particularly in the vibrant summer months of May through July, which boasted up to 13 hours of sunlight. As the year transitions toward winter, daylight gradually recedes, mirroring the cyclical pattern seen throughout the year. By comparing October's 11 hours with the longer stretches of light experienced earlier, it becomes evident that Sylhet's natural rhythm ebbs and flows, offering a beautiful tapestry of daylight that reflects the changing seasons.
As October unfolds in Sylhet, Bangladesh, the average wind speed holds steady at 1.3 m/s (3 mph), mirroring the gentle breezes of September. This calmness continues a trend observed throughout the warmer months, where winds generally remained mild, hovering around the same light speeds from June through September. Interestingly, October maintains this serenity before the winds subtly pick up again in November, reaching 1.4 m/s (3 mph). This consistency in wind patterns highlights the region's tranquil atmosphere during autumn, allowing for a cozy embrace of the changing season without the disruptive gusts often found in other climates.
Weather in Sylhet varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sylhet, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present striking differences in weather patterns. October boasts a warm climate with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 36°C (98°F), accompanied by significant rainfall of 247 mm (9.7 in) over 16 days, and a high humidity of 89%. In contrast, January experiences much cooler temperatures, with a minimum of 6°C (44°F) and an average of 17°C (63°F), peaking at 29°C (84°F). The month sees minimal rainfall, with only 6 mm (0.2 in) over just 1 day and lower humidity at 76%. This transition from a rainy October to a dry and cooler January is notable for those observing seasonal changes. For more insights on January weather, check out Sylhet weather in January.
October is characterized by much warmer temperatures, with a minimum of 18°C (64°F) and average highs reaching up to 36°C (98°F). The month also brings significant rainfall, totaling 247 mm (9.7 in) over around 16 days, resulting in high humidity levels of 89%. In contrast, February offers a cooler and drier climate, with temperatures ranging from a mild 9°C (49°F) to a comfortable maximum of 30°C (86°F). Precipitation is considerably lower, averaging just 28 mm (1.1 in) across about 3 days, and humidity drops to a more manageable 69%. For more detailed insights on February weather, visit Sylhet weather in February.
In October, the weather is typically warmer and more humid compared to March, with average temperatures reaching around 27°C (80°F) and maximums soaring up to 36°C (98°F). The month experiences significant rainfall, averaging 247 mm (9.7 in) over 16 days, resulting in high humidity levels of 89%. In contrast, March offers a milder climate, with average temperatures of 23°C (74°F) and maximums of 34°C (93°F). Precipitation is notably lower in March at 117 mm (4.6 in) across just 9 days, contributing to a more comfortable humidity level of 53%. For more specific details on March weather, visit Sylhet weather in March.
In October, the weather features a warm range with average temperatures peaking at 27°C (80°F) and maxing out at 36°C (98°F), alongside relatively high humidity at 89%. This month experiences 247 mm (9.7 in) of rainfall spread over 16 days, creating a damp environment.
In contrast, April enjoys slightly cooler average temperatures at 25°C (78°F) and a maximum of 35°C (96°F). However, this month sees significantly higher rainfall, with 503 mm (19.8 in) occurring over 19 days, while humidity is notably lower at 47%. This difference in precipitation and humidity levels distinctly characterizes the transition from October to April. For more details on April's weather patterns, you can check Sylhet weather in April.
When comparing October and May weather, both months showcase similar average temperatures, hovering around 27°C (80°F), with maximums reaching as high as 36°C (98°F). However, October experiences slightly cooler minimum temperatures of 18°C (64°F), whereas May starts at a higher minimum of 20°C (68°F). Precipitation is significantly different; October receives 247 mm (9.7 in) of rain over 16 days, while May is much wetter, with 520 mm (20.5 in) falling across 27 days. Additionally, October's humidity is higher at 89%, compared to May's 79%, creating a distinctly more humid atmosphere later in the year. For more insights, you can visit Sylhet weather in May.
When comparing the weather in October and June, we see notable differences in temperature and precipitation patterns. October boasts a generally warm climate with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 36°C (98°F), averaging around 27°C (80°F). However, it also experiences considerable rainfall, with 247 mm (9.7 in) falling over 16 days and a humidity level of 89%.
In contrast, June tends to be slightly warmer overall, with a minimum temperature of 23°C (73°F) and a maximum of 35°C (96°F), averaging 28°C (82°F). It is significantly wetter, with a staggering 816 mm (32.1 in) of precipitation spread across 29 days, contributing to a humidity of 86%. For more details about this month, you can visit Sylhet weather in June.
Overall, while both months are characterized by warmth and high humidity, June is marked by much heavier rainfall compared to October.
When comparing the weather in October and July, several differences emerge. October enjoys a slightly milder average temperature of 27°C (80°F) compared to July's 28°C (83°F), with maximum temperatures peaking at 36°C (98°F) in October and 37°C (99°F) in July. However, July experiences significantly more rainfall, with a staggering 895 mm (35.2 in) of precipitation over 30 days, while October sees only 247 mm (9.7 in) across 16 days. Additionally, humidity levels are relatively high in both months, with October at 89% and July at 91%. For more insights into the weather patterns in July, you can refer to Sylhet weather in July.
In comparing the weather of October and August, we see notable differences in temperature and precipitation patterns. October experiences a more moderate range, with a minimum temperature of 18°C (64°F) and an average of 27°C (80°F), while August boasts a higher minimum of 25°C (76°F) and a close average of 28°C (84°F). Maximum temperatures peak at 36°C (98°F) in October compared to 37°C (99°F) in August. However, August is marked by significantly heavier rainfall, receiving 749 mm (29.5 in) of precipitation over 30 days compared to October's 247 mm (9.7 in) over 16 days. Humidity levels are relatively comparable, with October at 89% and August slightly higher at 90%. For more details, check out Sylhet weather in August.
In comparing the weather between September and October, October experiences slightly cooler temperatures, with average daily highs of 27°C (80°F) compared to September's 28°C (83°F). The minimum temperature in October is notably lower at 18°C (64°F) than September's 24°C (75°F). While October has fewer rainy days, totaling 16, the monthly precipitation is still substantial at 247 mm (9.7 in), considerably less than September's 466 mm (18.3 in) over 26 days. Both months maintain high humidity levels at 89%. For more detailed information on September weather, you can explore Sylhet weather in September.
In October, the weather is characterized by warmer temperatures, with a minimum of 18°C (64°F) and an average of 27°C (80°F) that can reach up to 36°C (98°F). This month also sees significant rainfall, with a total of 247 mm (9.7 in) over 16 days, contributing to a high humidity level of 89%. In contrast, November brings cooler temperatures, with a low of 14°C (57°F) and an average of 23°C (73°F), peaking at 32°C (89°F). Additionally, November experiences much lighter rainfall, totaling only 20 mm (0.8 in) across just 3 days and a slightly lower humidity of 88%. For more details on the weather in November, you can check Sylhet weather in November.
October and December present contrasting weather conditions in terms of temperature and precipitation. In October, temperatures range from a minimum of 18°C (64°F) to a maximum of 36°C (98°F), with an average of 27°C (80°F) and a high humidity of 89%. This month experiences significant rainfall, totaling 247 mm (9.7 in) over 16 days, resulting in a rather muggy atmosphere. In contrast, December offers a cooler climate, with temperatures ranging from a low of 10°C (50°F) to a warm average of 19°C (66°F) and a maximum of 29°C (85°F). Additionally, precipitation drops significantly to just 40 mm (1.6 in) across only 2 days, accompanied by a slightly lower humidity of 86%. For more detailed information, you can visit Sylhet weather in December.
October in Sylhet presents a transition into the cooler, yet humid season. With temperatures averaging around 27°C (80°F), this month feels noticeably fresher compared to the scorching heat of the preceding summer months. Rainfall is prominent, with around 247 mm over approximately 16 days, making October one of the wetter months of the year. The high humidity levels at 89% contribute to a lush, verdant landscape, offering a refreshing escape for those who enjoy the comforting embrace of rain-soaked greenery. For a detailed look at what this beautiful region has to offer throughout the year, visit Sylhet Climate.