Average temperatures in Halkidiki in the course of May is 17. Through the month the highs are about 23 with low daily temperautes being 14. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 17 |
| High Temperature | 23 |
| Low Temperature | 14 |
| Sunshine Per Day | 9 |
Useful Links: Halkidiki Weather: Average Weather & Yearly Climate