Weather in Callao in May
May in Callao is mild with average temperatures around 18.8°C (65.8°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
22.8°C
73.0°F
Low
14.7°C
58.5°F
Precipitation
1 mm
0.0 inches
~0 rainy days
Conditions
Humidity
67%