Weather and climate in Dhaka, Bangladesh: monthly averages and best time for stargazing

Best for stargazingNov, Dec, JanMost clear, dark hours

Warmest monthAprilAverage high 35°C

Coolest monthJanuaryAverage low 11°C

Wettest monthJuly437 mm on average

What the weather is like in Dhaka

The warmest month in Dhaka is April, with average highs of 35°C. The coolest is January, when nights average 11°C. About 2,224 mm of rain and snow falls in a typical year, most in July and least in January.

Skies are clearest in November (24% average cloud cover) and cloudiest in July (93%). Combining cloud with the length of truly dark nights, November, December, January offer the most clear, dark hours for stargazing.

Clear, dark hours per night

7.4 Jan

7.3 Feb

5.4 Mar

3.4 Apr

2.1 May

0.8 Jun

0.6 Jul

0.8 Aug

1.4 Sep

4.5 Oct

7.9 Nov

7.7 Dec

Hours of full astronomical darkness in mid-month, multiplied by the average share of clear sky. A rough guide to how much good observing time a typical night offers.

Monthly averages

Month	High	Low	Precipitation	Cloud cover	Humidity	Wind	Dark hours
January	24°C	11°C	9 mm	30%	66%	6 km/h	10.5 h
February	29°C	15°C	20 mm	27%	56%	6 km/h	10.1 h
March	34°C	20°C	50 mm	43%	54%	7 km/h	9.5 h
April	35°C	24°C	149 mm	61%	65%	9 km/h	8.7 h
May	34°C	26°C	292 mm	73%	76%	9 km/h	7.9 h
June	31°C	26°C	382 mm	89%	87%	11 km/h	7.5 h
July	31°C	26°C	437 mm	93%	90%	11 km/h	7.7 h
August	31°C	26°C	359 mm	91%	90%	10 km/h	8.4 h
September	30°C	25°C	283 mm	85%	89%	7 km/h	9.2 h
October	30°C	23°C	185 mm	55%	84%	5 km/h	9.9 h
November	27°C	18°C	38 mm	24%	79%	5 km/h	10.4 h
December	24°C	13°C	18 mm	28%	75%	5 km/h	10.6 h

Climate averages: NASA POWER, 2001–2025, for the grid area around 23.50, 90.63 (about 50 km across). High and low temperatures are estimated from the monthly mean and the average daily range. Hills, coasts and cities can differ from the area average. Sources and methods.