September Weather in Khagrachhari, Bangladesh

Last updated: August 21, 2025

Experience the September weather in Khagrachhari, Bangladesh, characterized by warm temperatures and significant rainfall. With maximum highs reaching 36°C (97°F) and an average of 28°C (83°F), the days can be quite hot, while evenings cool down to a minimum of 24°C (76°F). This month sees ample precipitation, totaling 266 mm (10.5 inches) over 26 rainy days, resulting in lush landscapes and high humidity levels averaging 82%. Visitors can expect a tropical climate, perfect for experiencing the vibrant local culture amidst refreshing rain showers.

September Temperature in Khagrachhari

In September, Khagrachhari, Bangladesh experiences a tropical climate characterized by warm and humid conditions. With minimum temperatures averaging around 24°C (76°F) and daytime highs peaking at 36°C (97°F), the month maintains the warm trend from summer. This consistency in temperatures—where the average hovers at 28°C (83°F)—reflects a transition as monsoon rains recede, yet warmth lingers. Notably, September's highs slightly drop from the scorching peaks observed in May, but the humidity remains palpable, making it still feel hot. As the month progresses, there’s a gradual cooldown that sets the stage for a more temperate October, marking a shift in the seasonal cycle. Overall, September offers a blend of warmth and moisture, ideal for experiencing the lush landscapes of Khagrachhari.

September Weather in Khagrachhari: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Khagrachhari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Khagrachhari, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec677178828482828383827669
Data source: Temperature data for Khagrachhari 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.

September Precipitation in Khagrachhari

September in Khagrachhari, Bangladesh, marks a significant turning point in the region's rainfall patterns. Receiving 266 mm (10.5 inches) of precipitation over 26 days, this month witnesses a slight decrease compared to the preceding months of the monsoon season, particularly July and August, where rainfall peaked at 385 mm and 269 mm respectively. As the rainy season slowly transitions towards its end, September still captures the essence of the region's lush greenery. The consistent drizzle throughout the month helps sustain the vibrancy of its landscapes, while the average number of rainy days remains high, reflecting the lingering influence of monsoonal weather. This trend establishes September as a vital month for agricultural activities and the local ecosystem, bridging the heavy rains of summer with the drier conditions of autumn.

September Precipitation Trends in Khagrachhari

The chart displays monthly precipitation patterns in Khagrachhari, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Khagrachhari, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec88431051854023852692672073634
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Khagrachhari

In September, Khagrachhari, Bangladesh, experiences a notable increase in humidity, reaching 82%—one of the year's highest levels. This month marks the transition into the wetter season, following a gradual rise from 41% in March to 81% in July. The climbing humidity reflects the region's shift toward a more tropical climate, as May and June already set the stage with 69% and 72%, respectively. By September, the air feels rich and heavy, making the environment noticeably more humid than in the cooler months of January and February, which register around 57% and 50%. As the year progresses to October, humidity levels begin to dip slightly, yet the lingering effects of September's moisture continue to define the tropical character of Khagrachhari.

September Average Humidity in Khagrachhari

This chart illustrates the average monthly humidity levels in Khagrachhari, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Khagrachhari is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%50%41%45%69%72%81%78%83%78%68%64%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Khagrachhari

As September unfolds in Khagrachhari, Bangladesh, residents and visitors should be mindful of the extreme UV Index of 13, requiring just 10 minutes of exposure before the risk of sunburn escalates. This trend of heightened UV levels continues from the summer months, where the Index peaked at 14 in July. Following the intense summer, September maintains the pattern of extreme exposure, emphasizing the need for diligent sun protection. As the year progresses, the UV Index begins to slide down from its peak, with October marking a notable decrease to 10, but for now, it’s crucial to stay vigilant under the September sun. For more information, check out the detailed monthly insights at Khagrachhari UV Index.

Maximum UV Index Levels in Khagrachhari for September

The chart shows the monthly maximum UV Index (UVI) for Khagrachhari in September, 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. In September, the maximum UV index in Khagrachhari typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810912131413131086
Data source: Khagrachhari September 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.

September Sunshine in Khagrachhari

In September, Khagrachhari experiences a delightful blend of warmth and light, boasting 274 hours of sunshine. This marks a slight dip from the sunniest months of May and April, when the region basked in 330 and 318 hours, respectively. However, it remains brighter than the monsoon-tinged earlier months of July and June, which saw lower totals of 261 and 266 hours. As the month unfolds, residents and visitors alike can appreciate the golden hues of autumn, with the weather gradually transitioning to milder temperatures, setting a picturesque scene for outdoor activities and exploration. Thus, September emerges as a charming bridge between the long, sunlit days of summer and the cooler months ahead.

Monthly Sunshine Duration in Khagrachhari: September Highlighted

The September sunshine duration represents the total number of hours Khagrachhari experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec235h282h320h318h330h266h261h272h274h285h283h272h
Data source: Khagrachhari September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Khagrachhari During September

In Khagrachhari, Bangladesh, September marks a notable shift in weather patterns, with only a 14% chance of sunny days. This decline follows the peak sunshine months of January (81%) and February (86%), where clear skies are prevalent. As the monsoon season takes hold, the likelihood of sunshine plummets significantly in the summer months of June (11%), July (4%), and August (6%), underscoring the region's transition into a damp and overcast phase. By October, the chance of sunshine begins to recover slightly to 42%, indicating a gradual return to brighter days after the wet season. Overall, September stands out as one of the least favorable months for sun seekers in Khagrachhari.

Percentage of Sunny Days in September in Khagrachhari

The chart illustrates the percentage of sunny days in Khagrachhari throughout the year, with September 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 Khagrachhari experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec81%87%70%73%53%11%4%6%14%42%73%58%
Data source: Khagrachhari September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Khagrachhari in September

In Khagrachhari, Bangladesh, September marks a transitional phase in daylight duration, continuing the trend set in the summer months. With 12 hours of daylight, it mirrors the length found in both March and April, indicating a balance of light as the year shifts toward autumn. This month, alongside August, showcases the peak of longer days, as the region enjoys the cumulative effect of longer sunlight from May through July, when daylight reaches its maximum of 13 hours. As October approaches, a gradual decline begins, hinting at the shorter days that lie ahead, with 11 hours of daylight expected. This rhythmic pattern of daylight not only enriches the natural beauty of Khagrachhari but also deeply influences the lifestyle and activities of its residents throughout the year.

Average Daylight Hours in Khagrachhari for September

The chart illustrates the variation in daylight duration in Khagrachhari throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 52m11h 22m12h 1m12h 41m13h 14m13h 31m13h 22m12h 53m12h 15m11h 35m11h 1m10h 43m
Data source: Khagrachhari daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Khagrachhari

In Khagrachhari, Bangladesh, the month of September sees a noticeable dip in wind speed, averaging only 1.4 m/s (3 mph), making it the least windy month of the year. This decline follows a pattern of generally increasing winds during the summer months, peaking in June and July at 2.8 m/s (6 mph) and 2.6 m/s (6 mph), respectively. The waning breezes in September herald the transition to the cooler months, as wind speeds further drop to 1.3 m/s (3 mph) in October. This seasonal shift not only marks a change in wind patterns but also sets the stage for the crisp, refreshing air of autumn, inviting a welcome respite after the heat of the summer.

Average September Wind Speed in Khagrachhari

The chart displays monthly wind speed patterns in Khagrachhari, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.92.32.22.12.82.62.31.4 m/s1.31.51.6
Data source: Khagrachhari September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Khagrachhari Compares to Other Months

Weather in Khagrachhari varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Khagrachhari, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present starkly contrasting weather conditions. In September, temperatures range from a minimum of 24°C (76°F) to a maximum of 36°C (97°F), with an average of 28°C (83°F). The month is quite wet, receiving 266 mm (10.5 in) of precipitation over 26 days, and the humidity remains high at 82%. In contrast, January is much cooler, with temperatures ranging from 11°C (53°F) to 30°C (87°F) and an average of 19°C (67°F). The precipitation is minimal, averaging just 7 mm (0.3 in) over only 1 day, and the humidity levels drop to 57%. For a detailed look at January weather, you can visit Khagrachhari weather in January.

September and February present a striking contrast in weather conditions. In September, temperatures typically range from a minimum of 24°C (76°F) to a scorching maximum of 36°C (97°F), with an average temperature of 28°C (83°F). This month is also characterized by heavy precipitation, totaling 266 mm (10.5 in) across 26 days, coupled with high humidity levels at 82%. In sharp contrast, February features much milder weather, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 32°C (89°F) and an average temperature of 21°C (71°F). There is a significant decrease in rainfall, with only 8 mm (0.3 in) over just 1 day, and humidity levels drop to a comfortable 50%. For more details on February's climate, you can check out Khagrachhari weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 24°C (76°F) to a maximum of 36°C (97°F), with an average of 28°C (83°F). This month also experiences significant rainfall, with 266 mm (10.5 in) of precipitation spread over 26 days, resulting in high humidity levels at 82%. In contrast, March offers milder weather, with temperatures ranging from 16°C (61°F) to 37°C (99°F) and an average of 26°C (78°F). Precipitation drops substantially to 43 mm (1.7 in) across only 5 days, and humidity decreases to a more comfortable 41%. For a detailed outlook on March weather, check out Khagrachhari weather in March.

In September, temperatures range from a minimum of 24°C (76°F) to a maximum of 36°C (97°F), with an average temperature of 28°C (83°F). This month also experiences significant rainfall, with 266 mm (10.5 in) of precipitation over 26 days and high humidity levels at 82%. In contrast, April offers slightly cooler nights with a minimum temperature of 19°C (67°F), while the daytime can reach up to 38°C (101°F), keeping the average at 28°C (83°F). However, April is much drier, recording only 105 mm (4.1 in) of rainfall over 10 days and significantly lower humidity at 45%. For more detailed insights, you can check Khagrachhari weather in April.

The weather in September contrasts with that of May in several key aspects. In September, temperatures range from a minimum of 24°C (76°F) to a maximum of 36°C (97°F), with an average of 28°C (83°F). This month is characterized by high humidity at 82% and significant precipitation of 266 mm (10.5 in) over 26 days, making it one of the wettest times of the year. In comparison, May features slightly cooler temperatures, with a minimum of 21°C (70°F) and a higher maximum of 39°C (102°F), resulting in an average of 29°C (84°F). Additionally, the month experiences lower precipitation at 185 mm (7.3 in) over 17 days and a markedly lower humidity level of 69%. For more detailed information, you can check Khagrachhari weather in May.

In comparing the weather of September and June, both months exhibit similar temperature ranges, with September experiencing a minimum of 24°C (76°F) and a maximum of 36°C (97°F), while June has slightly lower minimum temperatures at 23°C (74°F) and a comparable maximum of 36°C (98°F). However, September is marked by significantly higher humidity at 82%, compared to June's 72%. Precipitation levels also vary, with September receiving 266 mm (10.5 in) over 26 days, whereas June sees a heavier rainfall of 402 mm (15.8 in) during 27 days. For further details on June weather, you can visit Khagrachhari weather in June.

In comparing the weather between July and September, both months experience similar temperature ranges, with average highs reaching up to 36°C (97°F) and minimums around 23-24°C (74-76°F). However, September tends to be slightly drier, receiving 266 mm (10.5 in) of precipitation over 26 days, compared to July's 385 mm (15.1 in) across 29 days. Humidity levels remain quite high in both months, with September at 82% and July at 81%. For more detailed information on July weather patterns, you can check Khagrachhari weather in July.

In comparing the weather between August and September, we find that both months maintain a similar temperature range, with September slightly warmer at a maximum of 36°C (97°F) compared to August's 35°C (96°F). Humidity levels in September are slightly higher at 82%, compared to August's 78%. Precipitation remains quite consistent, with September receiving 266 mm (10.5 in) over 26 days, whereas August had 269 mm (10.6 in) across 28 days. For more detailed information about August weather, you can visit Khagrachhari weather in August.

In September, the weather is typically warmer with minimum temperatures around 24°C and maximums reaching up to 36°C, while October sees a slight drop in nighttime lows to 20°C but maintains the same high of 36°C. Both months have an average temperature of 28°C, but September is notably more humid at 82%, compared to October’s 78%. Precipitation is also higher in September, with 266 mm (10.5 in) over 26 days, compared to October's 207 mm (8.1 in) over just 19 days. For more details on October weather in specific areas, visit Khagrachhari weather in October.

In September, the weather is characterized by high temperatures, with a minimum of 24°C (76°F) and an average of 28°C (83°F), reaching up to a maximum of 36°C (97°F). This month also experiences significant rainfall, with a total of 266 mm (10.5 in) across 26 days, resulting in a high humidity level of 82%. In contrast, November brings a noticeable drop in temperatures, with a minimum of 16°C (61°F) and an average of 25°C (76°F), peaking at 32°C (91°F). Precipitation in November is much lower, with only 36 mm (1.4 in) over just 4 days, and humidity decreases to 68%. For a detailed overview of the weather in this month, you can check out Khagrachhari weather in November.

In September, the weather is characterized by high temperatures, with a minimum of 24°C (76°F) and an average of 28°C (83°F), peaking at a scorching 36°C (97°F). This month also experiences significant rainfall, with 266 mm (10.5 in) of precipitation spread over 26 days, contributing to a high humidity level of 82%. In contrast, December brings a more temperate climate, where temperatures range from a cooler minimum of 13°C (57°F) to a comfortable average of 21°C (69°F), with a maximum of 30°C (87°F). Additionally, December sees a dramatic reduction in rainfall to just 34 mm (1.3 in) over only 2 days, resulting in lower humidity at 64%. For more detailed information, check out Khagrachhari weather in December.

Compare Khagrachhari's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Khagrachhari

As September arrives in Khagrachhari, the weather takes on a distinct character marked by a combination of warmth and humidity. With average temperatures around 28°C (83°F), the month is noticeably warmer than the preceding rainy season. However, it is also characterized by significant rainfall, with 266 mm of precipitation spread over 26 days, making it one of the wettest months of the year. This heightened humidity, averaging around 82%, contributes to a sticky atmosphere that sets September apart from the drier months. The frequent showers not only provide relief from the heat but also nourish the lush greenery that Khagrachhari is renowned for. For a more in-depth look at the region's climate patterns, visit Khagrachhari Climate.