July · Greece
Best time to visit Sifnos in July Weather, crowds & prices
Weather in Sifnos in July
Average temperature 26°C, 3 mm of rain, about 31 days with 6+ hours of sunshine and 73% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
July score
9.9/10
Ranked #1 of 12 months
- Avg temp
- 26°C
- Rainfall
- 3 mm
- Humidity
- 73%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
July in Sifnos scores 9.9/10 for beach and coastal travel - the single best month of the year. Expect around 26°C, 3 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Sifnos is the Cycladic island of potters and chefs, with white villages, old trails and the Chrysopigi monastery.
July in Sifnos tops the year's climate scores
With 26°C (78°F) on average, July delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
At just 3 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 14.3 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Sifnos at 9.9/10 — the reference point every other month on this page is measured against.
Pack light clothing, swimwear and real sun protection.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Sifnos in July?
- In July, Sifnos averages 26°C, 3 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.9/10.
- Is July a good time to visit Sifnos?
- July earns a 9.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Sifnos in July?
- Expect about 3 mm of rain in July. Average humidity is 73% and there are about 31 days with 6+ hours of sunshine.
Curated in Sifnos
Tickets & experiences
Things to do in Sifnos
Sifnos, Greece. Live activities and tours from GetYourGuide, matched to this destination.