Weather in Surabaya in May
May in Surabaya is warm with average temperatures around 28.1°C (82.6°F). Expect significant rainfall with 123mm across approximately 18 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
30.1°C
86.2°F
Low
26.0°C
78.8°F
Precipitation
123 mm
4.8 inches
~18 rainy days
Conditions
Humidity
80%
Comparison to Adjacent Months
May is 70mm drier than April.
May is 49mm wetter than June.