September weather forecast
Sapleja, Bangladesh

The first month of the autumn, September, is still a tropical month in Sapleja, Bangladesh, with an average temperature ranging between min 26.5°C (79.7°F) and max 31.4°C (88.5°F).

Temperature

In September, Sapleja experiences a minor shift in meteorological conditions with average high-temperatures marked at a still tropical 31.4°C (88.5°F), closely mirroring the climate in August. During the nights of September, the average low-temperature in Sapleja, Bangladesh, holds at a warm 26.5°C (79.7°F).

Heat index

September's mean heat index is calculated to be an extremely hot 42°C (107.6°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

July through September, with an average relative humidity of 80%, are the most humid months in Sapleja.

Rainfall

In September, the rain falls for 22.1 days. Throughout September, 65mm (2.56") of precipitation is accumulated. Throughout the year, there are 140.4 rainfall days, and 489mm (19.25") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 17min.
On the first day of the month, sunrise is at 5:43 am and sunset at 6:17 pm. On the last day of September, in Sapleja, sunrise is at 5:51 am and sunset at 5:48 pm +06.

Sunshine

In Sapleja, Bangladesh, the average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Sapleja is 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 7 suggests this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.