How warm is the sea in Possidi?
The sea in Possidi is currently 28°C.
Sea temperature is measured at the surface and updated hourly.
The sea in Possidi is 28°C today, the weather is clear, 30°C.

Greece
Last updated: 25 August 2026, 17:59
Yellow warning for high temperatures until 18:00, per MeteoAlarm
Today Possidi can expect cloudy, with a high of around 31°. Over the coming days the weather stays similar, with temperatures between 25° and 33°. No significant rain is expected.
Next 48 hours
The best time to visit is from June to September. The sea is warmest in July (27.4°C).
| Month | Max | Min | Rain (days) | Sea |
|---|---|---|---|---|
| January | 11° | 7° | 10 | 16° |
| February | 13° | 9° | 7 | 16° |
| March | 14° | 10° | 10 | 15° |
| April | 18° | 12° | 6 | 16° |
| May | 22° | 17° | 7 | 18° |
| June | 28° | 22° | 5 | 24° |
| July | 30° | 25° | 3 | 27° |
| August | 30° | 25° | 3 | 27° |
| September | 26° | 22° | 6 | 25° |
| October | 21° | 17° | 6 | 23° |
| November | 17° | 13° | 8 | 19° |
| December | 13° | 9° | 9 | 17° |
Possidi is a small coastal spot on the western part of the Kassandra peninsula, known for the cape of the same name with a sandy spit that reaches out into the sea. Its beaches are among the most famous on Kassandra, with shallow water on both sides of the cape and a lighthouse at its end. For Macedonian visitors Possidi is a choice for a calmer holiday in nature, with a rare coastal view and clean sea. Summers are hot and dry, with sea temperatures reaching around 27° in August, and the season runs from late May to mid-September.
The sea in Possidi is currently 28°C.
Sea temperature is measured at the surface and updated hourly.
The best time to visit is from June to September. The sea is warmest in July (27.4°C).
Derived from the 2015–2024 climate averages.
Tomorrow in Possidi expect cloudy, with a high of 31°C and a low of 26°C.
The weekend forecast for Possidi: partly cloudy on Saturday (28°/25°), partly cloudy on Sunday (31°/25°).