Average high
31.7°
Sunamganj weather in August
Monsoon · 2020–2024 averages
August in Sunamganj is monsoon: days average 31.7°C and nights 25.6°C, with about 560 mm of rain over 30 days and roughly 7.4 hours of sunshine a day. Around mid-month the sun rises at 5:29 AM and sets at 6:31 PM, a 13-hour day.
Average low
25.6°
Rainfall
560 mm
Rainy days
30
Sunshine / day
7.4 h
Days ≥ 35°C
1
Hottest day (2020–24)
36.9°
Coldest night (2020–24)
23.7°
Wettest single day
119 mm
Sunrise
5:29 AM
Sunset
6:31 PM
Day length
13 h
What to expect
- Warm days, with highs around 31.7°C.
- This is monsoon: about 560 mm of rain over 30 days, often as heavy afternoon or overnight downpours.
- Roughly 7.4 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 August, Sunamganj ranks 3rd of 64 districts for rainfall — roughly 177 mm wetter than the national average; the wettest district this month is Cox's Bazar (675 mm) and the driest Rajshahi (276 mm). For heat it ranks 27th, with highs 0.4° above the national mean; Chapai Nawabganj is the hottest district in August (32.3°C) and Bandarban has the coldest nights (23.6°C).
Compared with the months around it
August is about as warm as July, with similar rainfall. September then turns hotter and drier.
What is the weather like in Sunamganj in August?
August in Sunamganj is monsoon: days average 31.7°C and nights 25.6°C, with about 560 mm of rain over 30 days and roughly 7.4 hours of sunshine a day. Around mid-month the sun rises at 5:29 AM and sets at 6:31 PM, a 13-hour day.
Is August a good time to visit Sunamganj?
It is peak monsoon, with about 560 mm of rain. Good for haors, waterfalls and green landscapes; poor for beaches and hill trekking.
Does it rain in Sunamganj in August?
Yes — on about 30 days, around 560 mm in total; the wettest single day in 2020–24 brought 119 mm.
How hot is Sunamganj in August?
Average highs of 31.7°C and lows of 25.6°C; the hottest August day in 2020–24 reached 36.9°C, and about 1 day top 35°C.
Today's live forecast for Sunamganj →
Month by month
| Months | High / Low | Rainfall | Rainy days | Sunshine / day |
|---|---|---|---|---|
| January | 23.5° / 12.8° | 12 mm | 2 | 8.9 |
| February | 25.6° / 14° | 29 mm | 4 | 9.1 |
| March | 29.9° / 18° | 59 mm | 8 | 9.2 |
| April | 31.5° / 21.7° | 174 mm | 15 | 9.2 |
| May | 31.2° / 23.5° | 462 mm | 22 | 8.8 |
| June | 30.8° / 24.6° | 891 mm | 29 | 6 |
| July | 31.9° / 25.6° | 573 mm | 31 | 7.3 |
| August | 31.7° / 25.6° | 560 mm | 30 | 7.4 |
| September | 32.3° / 25.5° | 362 mm | 23 | 8.6 |
| October | 31.1° / 23.6° | 325 mm | 16 | 9 |
| November | 29.4° / 18.5° | 10 mm | 2 | 10.1 |
| December | 25.7° / 14.8° | 13 mm | 2 | 9.2 |
Places to visit in Sunamganj
Sunamganj climate: the whole year · Bangladesh weather in August · Farming weather