Rain chance
100%
Derai, Sunamganj · Updated: Sunday, 6 September 2026
Tomorrow, Monday, 7 September 2026: thunderstorm, high 33°C, low 25°C, 100% chance of rain.
Open live weather for your exact location →Yes, likely — 100% chance of rain, about 27.1 mm.
Yes, likely — 100% chance of rain, about 20.2 mm.
| Day | Weather | High / Low | Rain chance |
|---|---|---|---|
| Sunday 6 | ⛈ Thunderstorm | 33° / 25° | 100% |
| Monday 7 | ⛈ Thunderstorm | 33° / 25° | 100% |
| Tuesday 8 | ⛈ Thunderstorm | 34° / 25° | 98% |
| Wednesday 9 | ⛈ Thunderstorm | 34° / 25° | 98% |
| Thursday 10 | ⛈ Thunderstorm | 35° / 25° | 78% |
| Friday 11 | ⛈ Thunderstorm | 34° / 26° | 86% |
| Saturday 12 | ⛈ Thunderstorm | 31° / 26° | 88% |
Kulanj gets about 3,168 mm of rain a year. June is the wettest month (around 780 mm) and January the driest. July is the hottest (average highs of 33.1°C) and January the coolest (average lows of 12.8°C).
| Month | High / Low | Rainfall | Rainy days |
|---|---|---|---|
| January | 23.9° / 12.8° | 5 mm | 2 |
| February | 25.6° / 14.1° | 41 mm | 5 |
| March | 30.1° / 17.8° | 76 mm | 10 |
| April | 32.3° / 22° | 161 mm | 15 |
| May | 32.2° / 23.5° | 403 mm | 20 |
| June | 31.5° / 24.9° | 780 mm | 29 |
| July | 33.1° / 26.1° | 489 mm | 31 |
| August | 32.4° / 25.8° | 525 mm | 29 |
| September | 32.9° / 25.9° | 335 mm | 23 |
| October | 31.2° / 23.5° | 331 mm | 14 |
| November | 29.9° / 19.6° | 15 mm | 1 |
| December | 26.2° / 15.9° | 7 mm | 1 |
Source: ERA5 reanalysis via Open-Meteo, 2022–2024 averages at the nearest model point.
Located in Derai, Sunamganj, Kulanj is a Bangladeshi union. Forecasts here use Kulanj's coordinates (24.70, 91.42, at roughly 4 m elevation) against live weather models and are updated daily.