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When to go · Petralona

Petralona in May

Good month. Outside the best window (check). Across Greece: Warm, green and open; sea cool but swimmable late in the month. Best for sightseeing and hiking.

Key facts

Verdict
Good
Temperature
24°C (75°F) / 12°C (54°F)
average high / low
Rain days
7
Crowds
Medium
Greece overall
Prices
Medium
Greece overall

Verdict

GoodGreece month rating

Outside the best window (check). Across Greece: Warm, green and open; sea cool but swimmable late in the month. Best for sightseeing and hiking.

Is another month better than May?

No other month rates higher than May for Petralona in this guide.

Weather in May

Long-term averages
  • PetralonaHighs around 24 °C (75 °F), lows around 12 °C (54 °F), rain on about 7 days

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Orthodox Easter (Good Friday to Easter Monday) big impact

    30 Apr – 3 May 2027 (moves yearly) · Greece

    The main holiday: candlelit processions, midnight service, lamb on spits. Ferries and rooms sold out; shops shut.

Crowds and prices

Crowds · Greece overall
Medium
Prices · Greece overall
Medium

Greece overall: Warm, green and open; sea cool but swimmable late in the month. Best for sightseeing and hiking.

Compare two months

Weather, crowds and prices for any two months in Petralona, side by side.

  • Verdict

    May: Good

    Apr: Good

  • Daytime high

    May: 24 °C (75 °F)

    Apr: 19 °C (66 °F)

  • Night low

    May: 12 °C (54 °F)

    Apr: 8 °C (46 °F)

  • Rain days

    May: 7 (better)

    Apr: 8

  • Crowds

    May: Medium

    Apr: Medium

  • Prices

    May: Medium

    Apr: Medium

  • Festivals listed

    May: 1

    Apr: 1

May: Outside the best window (check). Across Greece: Warm, green and open; sea cool but swimmable late in the month. Best for sightseeing and hiking.

April: Outside the best window (check). Across Greece: Wildflowers and good walking; Orthodox Easter (12 April 2026, 2 May 2027) fills ferries and rooms. Islands start reopening.

Petralona: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings

Build the full packing list for your trip →

Across Greece in May →