Generally, average temperature in Osaka through the month of May is 18 with a normal high in the month being 24 with low average temperatures being 16 degrees. With the details being further below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 24 |
| Low Temperature | 16 |
| Sunshine Per Day | 7 |
Useful Links: Osaka Weather: Average Weather & Yearly Climate