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Best time to visit Sifnos: month by month
Short answer
May, June and September are best for walking and swimming, with highs of about 18–25°C and almost no rain. July and August bring the meltemi and full beaches. From November to March most hotels and tavernas close and ferries are fewer.
Month by month
| Month | High | Low | Rainy days | Crowds |
|---|---|---|---|---|
| Jan | 13°C | 11°C | 14 | low |
| Feb | 13°C | 11°C | 8 | low |
| Mar | 13°C | 11°C | 9 | low |
| Apr | 15°C | 14°C | 4 | low |
| May | 18°C | 17°C | 3 | medium |
| Jun | 22°C | 21°C | 1 | medium |
| Jul | 25°C | 23°C | 0 | high |
| Aug | 25°C | 24°C | 1 | very high |
| Sep | 23°C | 22°C | 2 | medium |
| Oct | 20°C | 19°C | 2 | low |
| Nov | 18°C | 16°C | 6 | low |
| Dec | 15°C | 13°C | 12 | low |
Temperatures and rainy days: Copernicus ERA5 averages, 2021–2023. Crowd levels are our estimate.
Season by season
Spring (Mar–May)
Highs of 13–18°C and 3–9 rainy days; ideal for hiking, with the sea still cool.
Summer (Jun–Aug)
Highs of 22–25°C, warm nights of 21–24°C and almost no rain; meltemi winds in July and August.
Autumn (Sep–Nov)
September is 23°C and October 20°C with only 2 rainy days; November brings 6 rainy days and closures.
Winter (Dec–Feb)
Highs of 13–15°C and 8–14 rainy days; most places are closed.
Events worth planning around
- Feast of Chrysopigi on Ascension Day (Analipsi), 40 days after Orthodox Easter.
- Greek Orthodox Easter (March, April or May).
When to avoid
August is the busiest and most expensive, and the meltemi can delay ferries. From November to March most accommodation closes.
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Common questions
What is the best month to visit Sifnos?
June or September: warm, dry and good for both walking and swimming.
Is Sifnos windy?
In July and August the meltemi can be strong and delay smaller ferries.
Is Sifnos open in winter?
Only partly. Most hotels and tavernas close from November to March.