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Home > Local Weather Forecast > Bangladesh > Dhaka > Climate Profile

Local Weather

Dhaka Climate History

Past weather including monthly averages for Dhaka

Bangladesh

Country Overview For Bangladesh

The climate in Bangladesh is typically tropical; mild winter (October to March); hot, humid summer (March to June); humid, warm rainy monsoon (June to October). The terrain: mostly flat alluvial plain; hilly in southeast. For Dhaka in January the daily average maximum temperatures is 25°C with the average minimum 10°C, while in June the average maximum is 32°C with a minimum of 25°C. The wettest month for Dhaka is July with an average of 367.9mm of precipitation falling while the driest month is December with 8.9mm falling.


 

HISTORICAL MONTHLY AVERAGES FOR SEPTEMBER

The information presented below gives detailed historical monthly average weather conditions along with exceptional weather occurrences. To maintain relevance to current weather trends the displayed information has been calculated using data collected over the past two decades. The climate profile is taken from closest available data source to Dhaka.

Temperature

Throughout the month of September daytime temperatures will generally reach highs of around 32°C that's about 90°F. At night the average minimum temperature drops down to around 24°C, that's 76°F.

In recent times the highest recorded temperature in September has been 39°C that's 101°F, with the lowest recorded temperature 16°C, about 60°F.

Relative Humidity

The average daily relative humidity for September is around 85%.

Heat Index

The Heat Index is a measure of how hot it feels when relative humidity is added to actual air temperature. From this a comfort level is calculated providing categories on how heat conditions might adversely affect someone.

Comfort Levels: Given average maximum temperatures and humidity levels you can expect dangerous heat conditions. Sunstroke, muscle cramps and heat exhaustion are likely. Heatstroke is possible with prolonged exposure and/or physical activity (see heat index for more information).

Precipitation

The average monthly amount of precipitation has been recorded at around 198 mm, that's 8 inches. Throughout the month you can expect to see rain or drizzle falling on 18 days of the month.

Estimated Hours of Sunshine per Day

We calculate sunshine hours per day using our past forecast data. For September expect the sun to shine for an average of 7 hours per day. This represents the average number of hours in the daytime that the sun is visible and not obscured by cloud e.g. the average number of hours the sun is actually out and shining. Note we calculate hours of sunshine per day using our past forecast data, not observation data, thus it is an estimate and not actual.

Wind

The average daily wind speed in September has been around 3 km/h, that’s the equivalent to about 2 mph, or 2 knots. In recent years the maximum sustained wind speed has reached 63 km/h, that’s the equivalent of around 39 mph, or 34 knots.

Fog

On average the month of September is affected by foggy conditions on less than 1 day.

 

YEARLY TRENDS: WEATHER AVERAGES & EXTREMES

The following charts show yearly weather trends with information on monthly weather averages and extremes.

Temperature

The chart below plots the average high and low temperature for each month of the year. It also shows the maximum and minimum recorded temperatures.

Precipitation Amount

The chart below plots the average monthly precipitation amount.

Rain days

The chart below plots the average number of days in any month that you can expect to see rain falling.

Wind Speed

The chart below plots the average daily wind speed you can expect for any month. It also shows the maximum recorded sustained wind speed for each month.