Weather in Chattogram in September
September in Chattogram is warm with average temperatures around 28.1°C (82.6°F). Expect significant rainfall with 395mm across approximately 25 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
30.2°C
86.4°F
Low
25.9°C
78.6°F
Precipitation
395 mm
15.6 inches
~25 rainy days
Conditions
Humidity
87%
Comparison to Adjacent Months
September is 136mm drier than August.
September is 162mm wetter than October.