Best time to visit Lemnos

The best time to visit Lemnos for a beach holiday is during summer from June through August, when temperatures often exceed 31°C (87°F) especially during July and August.

For cooler but still pleasant weather visit during May and September, with average high temperatures ranging from 23°C (73°F) to 27°C (80°F).

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Lemnos weather

Located in the Northern Aegean Sea, Lemnos enjoys a Mediterranean climate with hot, sunny summers and mild, rainy winters.

Lemnos Island is not as warm as the southern Greek islands: it is windy, and in winter also receives cold air from the Balkan Peninsula.

During summer, the Meltemi blows from the north, though less than in the Cyclades.

What is the best month to visit Lemnos?
June, July and August are the best months to visit Lemnos – the climate is perfect with hot, sunny weather and little to no rainfall.

To avoid the crowds, higher prices and extreme heat of summer, the months of May and September are also good for a range of outdoor activities.

Which is the hottest month in Lemnos?
The hottest month in Lemnos is usually August, when maximum daytime temperatures usually reach 31°C (88°F), with high heat and some humidity, and a low of 22°C (71°F).

However, on the warmest days of the month, the temperature often reaches 34°C (93°F). 

The hot summer season lasts from early-June to mid-September, with an average daily high temperature above 27°C (80°F).

Which is the coldest month in Lemnos?
The coldest month in Lemnos is January, with an average high-temperature of 12°C (53°F) and an average low-temperature of 7°C (45°F).

The cold winter season lasts from late-November to late-March, with an average daily high temperature below 15°C (58°F).

Which is the sunniest month in Lemnos?
The sunniest time of year in Lemnos is usually July with an average of 12 hours of sunshine per day; that's around 82% of daylight hours.

What is the humidity in Lemnos?
Lemnos experiences notable variation in perceived humidity, with approximate average relative humidity calculated at between 57% – 75% over the course of the year.

What do the humidity conditions feel like in Lemnos?
We derive the humidity comfort level – what conditions feel like – from the dew point temperature, which measures moisture content in the atmosphere: a higher dew point feels more humid, while a lower dew point feels drier.

Meteorologists agree that dew point temperature is a more consistant indication of 'absolute humidity' than relative humidity, which fluctuates with temperature.

The average annual dew point in Lemnos is 11°C (52°F), and varies over the course of the year from dry at 5°C (41°F) to mainly comfortable at 18°C (64°F). 

The more humid time of year in Lemnos lasts from mid-June through September, when you can expect the comfort level to feel slightly humid on average 10% of the time.

The month with the most humid days in Lemnos is August, with around 10 days that may feel humid.

November through to April is generally comfortable, with no days in any month that feel humid.

When is the sea warmest in Lemnos?
The sea is usually at its warmest in Lemnos in August when the water temperature reaches 24°C (75°F), which is pleasant for swimming.

Which month has the most rain in Lemnos?
January is usually the wettest month in Lemnos with 89mm (3.5in) on average, distributed across 10 days.

The heaviest rainfall in Lemnos falls during December and January, with a greater than 17% chance of a given day being a wet day.

The drier season lasts from mid-April through September: June through August, sees little or no rainfall.

Which is the windiest month in Lemnos?
The windiest month of the year in Lemnos is January, with an average hourly wind speed of 26 kilometres per hour (16 mph; 14 knots).

The windy part of the year lasts from early-October through March, with average wind speeds of more than 21 kilometres per hour (13 mph; 11 knots).

The less-windy time of year lasts from April through to early-October. The calmest month of the year in Lemnos is June, with an average hourly wind speed of 15 kilometres per hour (9 mph; 8 knots).

The predominant average hourly wind direction varies throughout the year in Lemnos.

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Lemnos Weather Averages

Holiday seasons

Peak season: Lasts from July to mid-September when prices are at their highest, and during Christmas and New Year's holidays.

Shoulder season: The ‘shoulder season’ months of April, May, mid-September through October.

Low season: Winter – accommodation on the Aegean and Mediterranean coasts is often closed from mid-October until late-April – with the exception of Christmas and New Year.

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Source: Meteorological data for Lemnos is based on weather statistics gathered during 2012 to 2021 by the Hellenic National Meteorological Service (HNMS) at the closest weather station: Lemnos International Airport (LXS), also known as Hephaestus Airport, located in the centre of Lemnos, and around 18km (4mi) northeast of the principal town, Myrina.

Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.

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Latest update: Best time to visit Lemnos: 6 June, 2024

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Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.

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