When to go · Syros
Syros in May
Great month. Inside Syros's best window: May–Oct.
Key facts
- Verdict
- Great
- Temperature
- 23°C (73°F)73°F (23°C) / 18°C (64°F)64°F (18°C)
- average high / low
- Rain days
- 3
- Crowds
- Medium
- Greece overall
- Prices
- Medium
- Greece overall
Verdict
Inside Syros's best window: May–Oct.
Is another month better than May?
No other month rates higher than May for Syros in this guide.
Weather in May
- SyrosHighs around 23 °C (73 °F), lows around 18 °C (64 °F), rain on about 3 daysHighs around 73 °F (23 °C), lows around 64 °F (18 °C), rain on about 3 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 Syros, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 23 °C (73 °F)73 °F (23 °C)
Jun: 27 °C (81 °F)81 °F (27 °C)
Night low
May: 18 °C (64 °F)64 °F (18 °C)
Jun: 22 °C (72 °F)72 °F (22 °C)
Rain days
May: 3
Jun: 2 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside Syros's best window: May–Oct.
June: Inside Syros's best window: May–Oct.
Syros: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.