Annual rainfall
1589 mm
Chapai Nawabganj climate: the whole year
2020–2024 averages
Chapai Nawabganj averages about 1,589 mm of rain a year — 64th of 64 districts, about 70% of the national average. Most of it falls around September, while November is nearly dry (4 mm). April is the hottest month (average highs of 36.3°C; the hottest day of 2020–24 hit 44.3°C in April) and January the coolest (average lows of 11.7°C; coldest night 7.9°C in January). A typical year has about 52 days at or above 35°C and about 10 nights at or below 10°C. Worth knowing: dense fog in December–January. The most comfortable months to visit are January, February, November, December.
Rainfall rank (of 64)
64 / 64
Wettest month
September
Driest month
November
Hottest month
April · 36.3°
Coolest month
January · 11.7°
Best months to visit
January, February, November, December
Month by month
| Months | High / Low | Rainfall | Rainy days | Sunshine / day |
|---|---|---|---|---|
| January | 23° / 11.7° | 11 mm | 2 | 9.5 |
| February | 26.6° / 13.8° | 23 mm | 2 | 10.3 |
| March | 32.1° / 19° | 32 mm | 4 | 10.6 |
| April | 36.3° / 22.9° | 46 mm | 6 | 10.6 |
| May | 34.1° / 24.7° | 180 mm | 18 | 9.6 |
| June | 34° / 26.6° | 285 mm | 22 | 8 |
| July | 32.8° / 26.5° | 269 mm | 26 | 8.9 |
| August | 32.3° / 26.1° | 289 mm | 28 | 8.9 |
| September | 31.9° / 25.8° | 307 mm | 24 | 8.1 |
| October | 31.2° / 23.4° | 137 mm | 12 | 9.5 |
| November | 28.7° / 17.8° | 4 mm | 1 | 9.8 |
| December | 25° / 13.9° | 6 mm | 1 | 9.4 |
When is the best time to visit Chapai Nawabganj?
January, February, November, December — dry and comfortable with little rain. Avoid the April heat and the September rains.
Which month is the wettest in Chapai Nawabganj?
September — about 307 mm over 24 rainy days. The driest is November (4 mm).
Which month is the hottest in Chapai Nawabganj?
April — average highs of 36.3°C, peaking at 44.3°C in 2020–24. The coolest is January, with average lows of 11.7°C.