Sylhet
Bangladesh
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Sylhet, Bangladesh

The last month of the summer, August, is another hot month in Sylhet, Bangladesh, with average temperature fluctuating between 25°C (77°F) and 31.6°C (88.9°F).

Temperature

The warmest month is August, with an average high-temperature of 31.6°C (88.9°F) and an average low-temperature of 25°C (77°F).

Rainfall

In Sylhet, it is raining for 17 days, with typically 621mm (24.4") of accumulated precipitation. In Sylhet, Bangladesh, during the entire year, the rain falls for 106 days and collects up to 4200mm (165.4") of precipitation.

Daylight

In Sylhet, the average length of the day is 13h.

Sunshine

In August, the average sunshine in Sylhet, Bangladesh, is 4h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In August, the average maximum UV index of 12 translate into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

What is the warmest month in Sylhet?

With an average high-temperature of 31.6°C (88.9°F) and an average low-temperature of 25°C (77°F), August is the warmest month in Sylhet.

What is the temperature in August in Sylhet?

In Sylhet, in August, the average high-temperature is 31.6°C (88.9°F), and the average low-temperature is 25°C (77°F).

How much does it rain in Sylhet in August?

In Sylhet, during August, the rain falls for 17 days and regularly aggregates up to 621mm (24.4") of precipitation.

What is the average length of the day in August in Sylhet?

In Sylhet, Bangladesh, the average length of the day in August is 13h.

How long on average sun shines in August in Sylhet?

The average sunshine in August is 4h.

When is the highest UV index in Sylhet?

Months with the highest UV index in Sylhet, Bangladesh, are May through August, with an average maximum UV index of 12.

What is the UV index reading in August in Sylhet?

The average daily maximum UV index in August in Sylhet, Bangladesh, is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV rays.
Average temperature in August - Sylhet, Bangladesh
  • Average high temperature in August: 31.6°C

The warmest month (with the highest average high temperature) is August (31.6°C).
The month with the lowest average high temperature is January (25.2°C).

  • Average low temperature in August: 25°C

The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (12.9°C).

Average rainfall in August - Sylhet, Bangladesh
  • Average rainfall in August: 621mm

The wettest month (with the highest rainfall) is July (834mm).
The driest month (with the lowest rainfall) is January (8mm).

Average rainfall days in August - Sylhet, Bangladesh
  • Average rainfall days in August: 17 days

Months with the highest number of rainy days are June and July (18 days).
The month with the lowest number of rainy days is December (0 days).

Average daylight in August / Average sunshine in August - Sylhet, Bangladesh
  • Average daylight in August: 13h

The month with the longest days is June (Average daylight: 13.7h).
The month with shortest days is December (Average daylight: 10.6h).

  • Average sunshine in August: 4h

Months with most sunshine are January, February, November and December (Average sunshine: 8h).
The month with least sunshine is July (Average sunshine: 3h).

Average UV index in August - Sylhet, Bangladesh
  • Average UV index in August: 12

Months with the highest UV index are May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 5).