Milos weather in December

December in Milos: cool, rainy, with clean air — a good time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Milos🇬🇷 Greece · Greece & Cyprus · Island62
  1. 58Jan
  2. 66Feb
  3. 73Mar
  4. 79Apr
  5. 83May
  6. 90Jun
  7. 93Jul
  8. 92Aug
  9. 91Sep
  10. 86Oct
  11. 74Nov
  12. 62Dec

#11 of 12 months in Milos · #941 of 1413 destinations to visit in December · comfort 62/100 (tier C)

Days
15°C
Nights
12°C
Wet days
11
Sun
7.6 h
Humidity
72%
Daylight
10 h
Milos, Greece
Photo: Luke Webb · Pexels

Traveller notes on Milos in December

Notes from nearby Paros (74 km away)

Milos doesn't have its own notes for December yet — these are about Paros, close enough to share the season.

Cyclades-forum threads on December travel (the pattern applies across Paros) are candid that most tourist facilities close for winter, and posters generally call it not a great time to go for a first-time visit built around beaches or tavernas. Regulars point out one workaround worth knowing: nearby Naxos keeps a real year-round population and stays a genuinely lively, functioning town even in the off-season, unlike some of the smaller islands that shut down almost entirely. Weather itself is described as mild rather than harsh for the region, but wet and windy enough on a bad day that the wind is what actually drives the chill, not the raw temperature. The sea is firmly too cold for swimming by any standard. The upside for anyone still drawn to a winter visit: near-total quiet, and locals-only pricing on whatever does stay open. The record: 16.1C days feeling like 12C, 11.5C nights, 76mm across 10.9 days, a 18.2C sea, 71 percent humidity and wind averaging over 36 km/h.
ParikiaDecemberRegular · December · 1 month ago · about Paros · Read more on Tripadvisor ↗

Other months in Milos

Regulars are honest that weather patterns here have shifted in recent years, late May traditionally bringing reliable sunshine and warmth but now just as likely to bring a cloudy, windy stretch with real rain or even thunderstorms. Our row backs that mild, genuinely dry read, 20.1C over 16.8C nights, with rain light at 7.8mm across 1.7 days and a real 28.5 kph wind. Regulars are consistent mixed weather across the wider Cyclades isn't unusual this month, conditions typically settling into something more reliable by the very last week. The sea itself stays genuinely cold regardless of how warm the air gets, not yet a comfortable swim for most visitors. The sea sits at 18.4C. The record: 12.5 hours of sun, humidity 75 percent and AQI 51.
PatternsShiftedLateMayNowLessReliable · May · 1 month ago · Read more on Tripadvisor ↗
Regulars are specific about the timing of this region's defining wind: the meltemi is the real problem from July through September, easing off notably by this point, with any remaining wind a lesser concern than winter weather that starts to matter from here on. Our row still shows a real breeze, 31.9 kph, alongside mild, still-pleasant temperatures, 21.1C over 18.5C nights, and 21.3mm of rain across 2.5 days. Regulars describe mid-to-late October as still great for the beach, short sleeves and swimming weather, with the sea holding its summer warmth well into the month at 23.4C. The record: humidity 72 percent, 9.9 hours of sun and AQI 48.
MeltemiHasAlreadyCalmedDownByNow · October · 1 month ago · Read more on Tripadvisor ↗
June here is settled enough that the only real planning question is the wind, and regulars answer it with a map rather than a forecast. Sarakiniko is in the north and catches it, so on a breezy day the sea there is rough and the south coast is the answer - Firiplaka, Provatas and Paliochori are the names they give as sheltered. The habit is to decide each morning and drive across if needed. Our row explains why it comes up at all: a 26.1 kph average in a month with 3.7mm of rain across 0.9 days and 13.2 hours of sun. Air and sea sit almost level at 24.3C and 22.5C, with nights barely cooler at 21C. The record: humidity 74 percent and AQI 59.
PickTheBeachByTheWind · June · 1 month ago · Read more on Tripadvisor ↗
Late September is the month regulars push for Milos: crowds gone, room rates down, weather usually still good into mid-October, and the tavernas in Adamas and Pollonia still open even as other things start shutting. Our row gives 24.5C over a very mild 21.7C night with 8.4mm across 1.6 precipitation days. The one piece of planning advice they repeat is about wind, which our row puts at 31.1 kph: September can blow hard enough to cancel sailings, so do the boat trip in the first days of your stay rather than the last, and check the forecast the night before. Tickets can be bought the day before without trouble. They are also honest that the odd year turns rotten for five or six days. The record: humidity 71 percent, 11.2 hours of sun and a 24.5C sea.
DoTheBoatTripEarly · September · 1 month ago · Read more on Tripadvisor ↗

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Milos climate normals — December

Daytime high15°C / 59°F🙂 cool
Nighttime low12°C / 54°F
Feels like (high)11°C / 52°F
Sea temperature19°C / 66°F🧊 bracing
Rainfall94 mm / 3.7 in🌧 rainy
Rainy days11 days
Humidity72%💧 humid
Dew point9°C / 47°F
Sunshine7.6 h/day
Daylight9.7 h
Wind37 km/h / 23 mph
Air quality (US AQI)40🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Milos in December

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyChristmas holidays in Greece, school holidays in 7 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Milos's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherMilos's weather peaks July–September.

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Best weatherFair weatherToughest weather

What's on in Milos in December

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Closure

    Out of season

    1 Nov – 31 Mar

    Milos still mines bentonite and perlite, so winter here is a working island rather than a shut one, but the boat trips and most rooms close and the ferry drops to a few sailings a week. Source ↗

What's on around the world in December →

Nearby, and something's on

Within 300 km of Milos — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Milos?

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Milos in December — FAQ

Is December a good time to visit Milos?
December in Milos: cool, rainy, with clean air — a good time to visit. It ranks #11 of 12 months for Milos on SeasonMap's comfort score (62/100).
What is the weather like in Milos in December?
In December, Milos averages a daily high of 14.8°C and a low of 12.3°C, with about 93.8 mm of rain over roughly 11 rainy days.
What is the air quality in Milos in December?
Milos has a mean US Air Quality Index of about 40 in December.

Within 300 km: Chania's Olive harvest around 1 Nov – 31 Jan, and Heraklion's Olive harvest around 1 Nov – 31 Jan.