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Poseidonia
City Hall in Ermoupolis
City Hall in Ermoupolis
Kastri of Syros
Kastri of Syros
Syros
Syros
Varvarousa
Varvarousa
South Aegean, Greece

Poseidonia

Poseidonia is a village in South Aegean, Greece, close to the sea. It has a population of about 794 (2021). The climate is classified as hot-summer Mediterranean (Köppen Csa), with dry, sunny summers and mild, wetter winters.

Now19°C
Best timeJun–Aug
Population794
Local time03:38
37.39° N, 24.89° EElevation 13 mUTC+2 · Eastern European Standard Time
The year in Poseidoniaweather score
JanFebMarAprMayJunJulAugSepOctNovDec83October
October: high / low21° / 19°
Rain this month36mm
Sea this month22°
Best timeJun–Aug

Best: Jun–Aug. Warmth, sunshine and dry days, month by month.

Poseidonia at a glance

Best time to visitJun–Aug

The months with the highest weather score

Warmest month25°C

Average high in August

Coolest month11°C

Average low in February

Wettest monthJanuary

71 mm of rain

Driest monthAugust

0 mm of rain

Warmest sea24°C

August

Monuments nearby3+

within 12 km

Weather in Poseidonia

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
19°C

Cloudy · wind 6 km/h · humidity 81%

Today hour by hour
Today25 Oct21°19°
Mon26 Oct20°18°12.6 mm
Tue27 Oct18°18°3.1 mm
Wed28 Oct19°16°25.4 mm
Thu29 Oct19°17°2 mm
Fri30 Oct19°18°0.5 mm
Sat31 Oct19°18°
Sun1 Nov19°18°2.5 mm
Mon2 Nov18°17°9.3 mm

When to go to Poseidonia

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score434661788995989788837352
High14°13°14°16°19°23°25°25°24°21°18°15°
Low11°11°12°15°18°22°24°24°22°19°16°13°
Rain (mm)71624620102106366781
Wet days1412855211571013
Sea16°15°16°16°19°22°24°24°24°22°19°17°

What's on in Poseidonia

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Poseidonia

All monuments

Outdoors around Poseidonia

Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.

Swim spotViewpoints
0.4 km
view of ErmoupoliViewpoints
1.1 km
Anassa Cycladic VillageCamp sites
2.9 km
ΘάλασσαDive site
6.4 km
Maistrali MarineDive site
6.5 km
Syros Diving CenterDive site
7.2 km

Nature around Poseidonia

Nature in Greece

Wildlife in October

The birds and mammals of Greece seen most this month, compared with the rest of their year.

The sky over Poseidonia

Eclipses and meteor showers

Earthquakes around Poseidonia

The last 30 days within 300 km, and the record since 1950.

Earthquakes

Strongest nearby since 1950

7.7Katápola 20 km ↘1956 · 125 km
6.2Fylí 3 km ↙1964 · 134 km
6.0Fylí 6 km ←1999 · 139 km
6.0Palaiá Epídavros 9 km ↗1968 · 149 km

Ancient sites nearby

Sites: 1

Ancient sites in Greece

Towns and villages around Poseidonia

Each with its own page: weather, climate and the best time to visit.

Poseidonia from above

Getting to Poseidonia

Mykonos Island National AirportJMK
41 km
Athens Eleftherios Venizelos International AirportATH
103 km
Santorini International AirportJTR
122 km
Εμπορικός Λιμένας ΜΕΤΚΑFerry port
6.4 km
ΣύροςMykonos New Port · Αναχώρηση Μινωικών Γραμμών Κρήτης · Κύθνος · Νέο (Έξω) Λιμάνι
7.4 km

Places near Poseidonia

Places with a climate like Poseidonia

Matched month by month on temperature, rain and sunshine.

Frequently asked questions

When is the best time to visit Poseidonia?
Based on 30-year climate normals, June, July and August offer the best balance of comfortable temperatures, low rainfall and sunshine in Poseidonia.
What is the hottest month in Poseidonia?
August is the warmest month, with average highs of 25°C and lows of 24°C.
What is the coldest month in Poseidonia?
February is the coldest month, with average highs of 13°C and lows of 11°C.
What is the rainiest month in Poseidonia?
January is the wettest month with about 71 mm of precipitation on 14 wet days.
How warm is the sea near Poseidonia?
The sea is warmest in August at about 24°C and coolest in February at about 15°C.