Greece will experience mostly clear and sunny weather on Wednesday, providing excellent conditions for sightseeing, beach trips, and outdoor activities. However, in the mainland’s mountainous areas, brief localized showers and thunderstorms may develop during the afternoon and early evening due to daytime heating.

Temperatures

Temperatures will remain warm to hot, typical for early summer in Greece:

  • Western Macedonia: 12°C to 29°C
  • Rest of Macedonia & Thrace: 15°C to 33–34°C
  • Thessaly: 15°C to 34°C
  • Epirus: 14°C to 33°C
  • Other mainland regions: 14°C to 33–35°C
  • Ionian Islands (e.g. Corfu, Kefalonia): 18°C to 32–34°C
  • Aegean Islands & Crete: 17°C to 33–35°C

Travel Tip: Visitors should expect hot afternoon temperatures, particularly in lowland inland areas and the islands. Lightweight clothing, sunscreen, and plenty of water are recommended when outdoors.

Winds

  • Aegean Sea: Predominantly northerly winds at 5–6 Beaufort, with occasional stronger gusts reaching up to 7 Beaufort (strong breeze to near-gale).
  • Ionian Sea: Northwesterly winds at 3–4 Beaufort, with local increases up to 5 Beaufort in the northern parts.

Note for travelers: Stronger winds in the Aegean may lead to choppy seas, particularly affecting ferry routes in areas such as the Cyclades and Dodecanese.

Regional Highlights

Athens (Attica Region)

  • Weather: Sunny and clear throughout the day.
  • Winds: Northerly at 4–5 Beaufort, occasionally reaching 6 Beaufort in eastern areas.
  • Temperatures: 23°C to 33–34°C
    Perfect conditions for exploring the city’s archaeological sites, though breezy at times, especially in elevated areas.

Thessaloniki

  • Weather: Generally sunny with stable conditions.
  • Winds: Light, from variable directions, at 2–3 Beaufort.
  • Temperatures: 24°C to 30–31°C
    Pleasant conditions for enjoying the city’s waterfront, with manageable heat levels.

Visitor Summary

  • Excellent beach and sightseeing weather across most of Greece.
  • Mountain visitors should be aware of possible brief afternoon thunderstorms.
  • Island-hopping travelers may experience stronger winds in the Aegean, so it’s advisable to check with ferry operators if planning sea travel.