Typically the average temperate in Ionian Islands all through June is 21 with a high of 28 and lows around 17 degrees. With the details being further below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 21 |
| High Temperature | 28 |
| Low Temperature | 17 |
| Sunshine Per Day | 9 |
Useful Links: Ionian Islands Weather: Average Weather & Yearly Climate