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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Briefly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Check the live forecast above for your exact travel dates, but plan for hot, dry summers and mild, wet winters: Halkidiki’s Mediterranean climate means July and August average 28–32°C, while January sees 5–12°C and most rainfall.
What is the typical weather in Halkidiki throughout the year?
Summers (June–September) are long and sunny, with daily highs of 28–34°C and sea temperatures above 24°C from July to early September. Winters (December–February) are cool and damp, averaging 8–14°C, with most rain falling in November and December. Spring and autumn offer mild temperatures (17–25°C) and lower crowds, making them ideal for sightseeing.
For a deeper breakdown, see our 10-day forecast or check Australia weather hub for comparison.
When is the best time to visit Halkidiki for beach weather?
The peak season runs from mid-June to mid-September, when the region reliably delivers 30°C days and minimal rain. May and October still offer pleasant swimming (22–25°C air, 20–22°C sea) but carry a higher chance of brief showers. For a balance of warmth and space, September is excellent.
What is the weather in Halkidiki like in May?
May brings warm, sunny days averaging 22–26°C, with sea temperatures around 19–20°C. Occasional thunderstorms are possible but brief; it’s a great shoulder month for hiking and exploring without summer crowds.
How does Halkidiki weather in October compare to September?
September remains hot (27–31°C) and dry, while October cools to 18–24°C with increasing rainfall (about 50mm). Swimming is still possible early October; by late October it becomes less reliable.
Is there a 30-day forecast available for Halkidiki?
Long-range outlooks (30 days) give general trends but not daily accuracy. For planning, check the live forecast above and consider our 10-day forecast for the most reliable lead time.