Normally the weather in Sifnos through the whole of July is 23. Throughout the month you should see a high of 28 and low being 22 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 23 |
| High Temperature | 28 |
| Low Temperature | 22 |
Useful Links: Sifnos Weather: Average Weather & Yearly Climate