Weather in Batam in September
September in Batam is warm with average temperatures around 28.0°C (82.4°F). Expect significant rainfall with 165mm across approximately 23 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
29.1°C
84.4°F
Low
26.9°C
80.4°F
Precipitation
165 mm
6.5 inches
~23 rainy days
Conditions
Humidity
80%
Comparison to Adjacent Months
September is 41mm drier than October.