Weather in Callao in September
September in Callao is mild with average temperatures around 17.8°C (64.0°F). Light rainfall with only 1mm expected.
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
22.0°C
71.6°F
Low
13.7°C
56.7°F
Precipitation
1 mm
0.0 inches
~0 rainy days
Conditions
Humidity
61%