More often than not the weather in Osaka through the whole of June is 22. Average high degrees are usually 28 degrees and a low of 20 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 22 |
| High Temperature | 28 |
| Low Temperature | 20 |
| Sunshine Per Day | 6 |
Useful Links: Osaka Weather: Average Weather & Yearly Climate