Weather in Osaka in May
May in Osaka is mild with average temperatures around 17.1°C (62.8°F). Expect significant rainfall with 159mm across approximately 11 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
22.3°C
72.1°F
Low
11.9°C
53.4°F
Precipitation
159 mm
6.3 inches
~11 rainy days
Conditions
Humidity
79%
Comparison to Adjacent Months
May is 5.0°C warmer than April, 24mm wetter than April.
May is 4.1°C cooler than June, 53mm drier than June.