Average high
30.7°
Khulna weather in September
Late monsoon, early autumn · 2020–2024 averages
September in Khulna is late monsoon, early autumn: days average 30.7°C and nights 25.5°C, with about 390 mm of rain over 27 days and roughly 8 hours of sunshine a day. Around mid-month the sun rises at 5:48 AM and sets at 6:06 PM, a 12.3-hour day.
Average low
25.5°
Rainfall
390 mm
Rainy days
27
Sunshine / day
8 h
Hottest day (2020–24)
34.3°
Coldest night (2020–24)
19.6°
Wettest single day
91 mm
Sunrise
5:48 AM
Sunset
6:06 PM
Day length
12.3 h
What to expect
- Pleasant days: highs around 30.7°C.
- This is monsoon: about 390 mm of rain over 27 days, often as heavy afternoon or overnight downpours.
- Roughly 8 hours of sunshine a day.
What to pack
- an umbrella or raincoat and quick-drying footwear
- waterproof covers for phones and documents
Compared with the rest of Bangladesh
In September, Khulna ranks 2nd of 64 districts for rainfall — roughly 66 mm wetter than the national average; the wettest district this month is Panchagarh (435 mm) and the driest Kishoreganj (261 mm). For heat it ranks 56th, with highs 0.7° below the national mean; Kishoreganj is the hottest district in September (32.4°C) and Bandarban has the coldest nights (23.5°C).
Compared with the months around it
September is about as warm as August, with roughly 109 mm less rain. October then turns similar and drier.
What is the weather like in Khulna in September?
September in Khulna is late monsoon, early autumn: days average 30.7°C and nights 25.5°C, with about 390 mm of rain over 27 days and roughly 8 hours of sunshine a day. Around mid-month the sun rises at 5:48 AM and sets at 6:06 PM, a 12.3-hour day.
Is September a good time to visit Khulna?
It is peak monsoon, with about 390 mm of rain. Good for haors, waterfalls and green landscapes; poor for beaches and hill trekking.
Does it rain in Khulna in September?
Yes — on about 27 days, around 390 mm in total; the wettest single day in 2020–24 brought 91 mm.
How hot is Khulna in September?
Average highs of 30.7°C and lows of 25.5°C; the hottest September day in 2020–24 reached 34.3°C.
Today's live forecast for Khulna →
Month by month
| Months | High / Low | Rainfall | Rainy days | Sunshine / day |
|---|---|---|---|---|
| January | 24.6° / 14.4° | 18 mm | 2 | 9.4 |
| February | 27.9° / 16.8° | 14 mm | 3 | 10 |
| March | 32.5° / 21.6° | 50 mm | 6 | 10.5 |
| April | 34.7° / 25.2° | 61 mm | 7 | 11.2 |
| May | 32.8° / 25.8° | 220 mm | 18 | 10.1 |
| June | 31.7° / 26.9° | 340 mm | 24 | 7.7 |
| July | 30.9° / 26.1° | 401 mm | 31 | 8.9 |
| August | 30.5° / 25.6° | 499 mm | 30 | 7.2 |
| September | 30.7° / 25.5° | 390 mm | 27 | 8 |
| October | 30.8° / 24.3° | 259 mm | 18 | 9.1 |
| November | 28.9° / 19.7° | 49 mm | 3 | 9.8 |
| December | 25.9° / 16° | 21 mm | 2 | 9.2 |
Places to visit in Khulna
Khulna climate: the whole year · Bangladesh weather in September · Farming weather