Dhaka, Bangladesh skyline

Dhaka Weather in September

The usual September conditions in Dhaka, Bangladesh, drawn from 2006–2025 records.

Dhaka in September: highs near 31.2°C (88.2°F), lows near 25.6°C (78.1°F), roughly 25 rainy days adding up to 248 mm, and 8.4 hours of sunshine on an average day.

Avg high

31.2°C (88.2°F)

Avg low

25.6°C (78.1°F)

Rainfall

248 mm (9.7 in)

Rainy days

25 days

Sunshine

8.4 h / day

Humidity

85%

September vs the rest of the year

4 of the other 11 months are warmer than September in Dhaka; for rain it is the 5th wettest month.

MonthAvg highvs SeptemberRainRainy days
January24.3°C (75.7°F)−6.9°C (−12.4°F)6 mm1
February27.5°C (81.5°F)−3.7°C (−6.7°F)16 mm2
March31.9°C (89.4°F)+0.7°C (+1.3°F)44 mm6
April33.4°C (92.1°F)+2.2°C (+4°F)141 mm13
May32.5°C (90.5°F)+1.3°C (+2.3°F)272 mm22
June31.7°C (89.1°F)+0.5°C (+0.9°F)321 mm26
July31°C (87.8°F)−0.2°C (−0.4°F)306 mm28
August31.1°C (88°F)−0.1°C (−0.2°F)281 mm28
September31.2°C (88.2°F)—248 mm25
October30.5°C (86.9°F)−0.7°C (−1.3°F)173 mm15
November28.6°C (83.5°F)−2.6°C (−4.7°F)23 mm2
December25.4°C (77.7°F)−5.8°C (−10.4°F)20 mm1

What September feels like in Dhaka

For Dhaka, September is early autumn on the calendar. The midday hours are hot; shade and water matter on long walks. Evenings ease the heat only slightly, and nights remain very warm. High humidity makes the heat feel heavier and sticky, especially on still afternoons.

Rain in Dhaka in September

September is persistently wet here: some rain falls on most days. Rain tends to come in heavy bursts: about 9.9 mm (0.4 in) on an average rainy day. The yearly figure is similar, around 10.9 mm per wet day.

Daylight and sunshine in September

Mid-month, Dhaka gets 12 h 19 min of daylight, from sunrise near 5:44 am to sunset near 6:03 pm. Days are getting shorter: 40 min less daylight than in mid-August. The sun is out for roughly 68% of those daylight hours, so there are plenty of bright spells.

How September compares to the rest of the year

Ranked by average high, September comes out as the 5th warmest month in Dhaka. It is about as warm as August, with 33 mm less rain. Temperatures barely move from one month to the next here. The next month's average high: 30.5°C (86.9°F).

Who September suits

  • Sightseeing: less ideal — rain falls on more than half the days.
  • Parks & outdoor: less ideal — afternoons are too warm to linger outside.
  • Museums & indoor: a good choice — with rain on most days, galleries and museums make easy plans.

Tips for visiting Dhaka in September

Rain Protection

A compact umbrella and a light waterproof jacket.

Sun Protection

Protect yourself from strong sun: hat, SPF and plenty of water.

Quick questions

How warm is Dhaka in September?

It feels hot: typical highs are 31.2°C (88.2°F), with lows near 25.6°C (78.1°F).

Does it rain a lot in Dhaka in September?

Quite a lot — 248 mm spread over about 25 days.

What should I wear in Dhaka in September?

Pack rain protection and sun protection. There is little need to change for the evening.

Is September or October better for visiting Dhaka?

October, narrowly: it ranks #6 of 12 among Dhaka's months, against #8 for the other. October has fewer rainy days.

Is September a good time to visit Dhaka?

Fair

Fair — warm to hot days, rain on most days (about 25), heavy rainfall (248 mm), plenty of sunshine (8.4 h a day). Within Dhaka's own year, September ranks #8 of 12.

September in other Bangladesh cities

Drier places in September

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Dhaka weather by month.