Weather in Alonissos

Marine park island of monk seals and crystal waters

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About Alonissos

A remarkable destination worth exploring.

Country
Greece
Best months to visit
May, June, July, August, September, October
Currency
Local currency
Language
Local language

Things to do in Alonissos

Swim and sunbathe on pristine beaches Kayak or boat around shoreline Explore local seaside villages Try water sports and diving Dine on fresh seafood Walk scenic coastal paths

Weather by month

Click any month for detailed weather information and travel tips.

January
12C
Cool, with some rainy days.
February
13C
Cool, with occasional showers.
March
14C
Cool, with some rainy days.
April
17C
Cool, with occasional showers.
Recommended
May
21C
Mild and comfortable, with occasional showers.
Recommended
June
26C
Warm and pleasant, and mostly sunny skies.
Recommended
July
28C
Warm and pleasant, and mostly sunny skies.
Recommended
August
28C
Warm and pleasant, and mostly sunny skies.
Recommended
September
25C
Warm and pleasant, with occasional showers.
Recommended
October
21C
Mild and comfortable, with occasional showers.
November
17C
Cool, with occasional showers.
December
14C
Cool, with occasional showers.

Alonissos embodies marine park island of monk seals and crystal waters. Beyond the famous photo spots lies authentic culture where locals live daily—seek that layer.

Best areas to stay in Alonissos

Historic Center
Medieval streets, ancient ruins, or period architecture forming the cultural and historical heart.
Natural Setting
Scenic landscape—harbor, fjord, valley, peaks—offering beauty and outdoor recreation.
Local Markets
Where residents shop and gather; best for authentic food, crafts, and understanding daily life.
Outdoor Pursuits
Hiking, water sports, skiing, or viewpoints providing active adventure near town.

Getting to Alonissos

Flights
Fly to nearest major hub; ground transport to Alonissos by rail, bus, or rental car.
From London
Most destinations 1-4 hours from major airports depending on location and transport.
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Getting around
Walking is ideal for discovery. Public transport efficient; cars help countryside exploration.

Frequently asked questions

Best time to visit?
May-June, September-October: warm weather, lower crowds, better prices.
How to reach islands?
Ferry from mainland (2-8 hours). Book ahead in summer; weather affects schedules.
Safe swimming?
Most islands have protected coves perfect for swimming. Water 25C summer, 20C+ autumn.
What to eat?
Fresh grilled fish, Greek salads, saganaki, local wines. Eat where locals gather.
Solo travel safe?
Very safe and welcoming. Islands are compact and walkable. Standard precautions apply.

Traveler reviews

★★★★★

Authentic Alonissos revealed itself when we ventured beyond guidebooks. Locals, hidden spots, genuine interactions made it unforgettable.

Traveller One · May 2024
★★★★☆

Beautiful place. Peak season brought crowds, but hospitality and food culture compensated. Plan shoulder seasons next time.

Traveller Two · July 2023
★★★★★

Autumn Alonissos was perfect. Weather ideal, tourists fewer, locals more visible. Highly recommend visiting off-peak.

Traveller Three · September 2024

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