December · Greece
Best time to visit Sifnos in December Weather, crowds & prices
Weather in Sifnos in December
Average temperature 16°C, 102 mm of rain, about 0 days with 6+ hours of sunshine and 77% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
2.3/10
Ranked #11 of 12 months
- Avg temp
- 16°C
- Rainfall
- 102 mm
- Humidity
- 77%
- Days with 6h+ sun
- 0
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
December in Sifnos scores 2.3/10 for beach and coastal travel - ranked #11 of 12. Expect around 16°C, 102 mm of rain, and roughly 0 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.
December in Sifnos — the hardest end of the year
December averages 16°C (61°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
At 102 mm this is a genuinely wet month: almost no days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.
It scores 2.3/10 here, 11th of 12 months, against 9.9/10 in the destination's best month.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.
Figure on low-season pricing, with crowds are light for this destination.
Flexible dates? July scores 7.6 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Sifnos in December?
- In December, Sifnos averages 16°C, 102 mm of rain, and about 0 days with 6+ hours of sunshine. Its climate-comfort score is 2.3/10.
- Is December a good time to visit Sifnos?
- December earns a 2.3/10 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 December?
- Expect about 102 mm of rain in December. Average humidity is 77% and there are about 0 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.