Dhaka is warmest in April, averaging 36° by day and 24° at night. The wettest month is August with 468 mm, and the year brings about 2596 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 23° | 12° | 25 mm | 10.7 h | Sightseeing |
| February | 27° | 16° | 20 mm | 11.2 h | Beach weather |
| March | 33° | 20° | 71 mm | 11.8 h | Beach weather |
| April | 36° | 24° | 117 mm | 12.6 h | Very hot |
| May | 34° | 26° | 388 mm | 13.1 h | Rainy season |
| June | 31° | 27° | 405 mm | 13.5 h | Rainy season |
| July | 32° | 26° | 319 mm | 13.3 h | Rainy season |
| August | 31° | 26° | 468 mm | 12.8 h | Rainy season |
| September | 31° | 26° | 354 mm | 12.1 h | Rainy season |
| October | 30° | 24° | 335 mm | 11.4 h | Rainy season |
| November | 27° | 18° | 54 mm | 10.8 h | Beach weather |
| December | 24° | 14° | 40 mm | 10.5 h | Sightseeing |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: February, March and November — highs around 29°, nights no colder than 16°, and at most 71 mm of rain in a month.
Walking the city: January and December — highs of 23–24° and no more than 40 mm of rain a month.
Wet season: May, June, July, August, September and October — up to 468 mm in a single month.
Serious heat: In April the average high reaches 36°.